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Digital Counters

Digital counters are electronic circuits that can be used to count and keep track of the number of events or occurrences in a digital system. They are commonly used in digital systems to generate timing signals, to control sequencing, and to implement digital control functions.

Digital counters can be designed using various technologies, including transistor-transistor logic (TTL), complementary metal-oxide-semiconductor (CMOS), and field-programmable gate arrays (FPGAs). They can also be designed using various types of flip-flops, such as D flip-flops, JK flip-flops, and T flip-flops.

Digital counters can be classified into two main types: synchronous counters and asynchronous counters. Synchronous counters use a common clock signal to synchronize the operation of all the flip-flops in the counter. Asynchronous counters, on the other hand, do not use a common clock signal and rely on the propagation delay of the flip-flops to sequence their operation.

Digital counters can also be classified based on their counting sequence. They can count up, down, or both up and down, depending on the application. Up counters increment the count each time an input pulse is received, while down counters decrement the count each time an input pulse is received. Up-down counters can count both up and down, depending on the direction of the input signal.

Digital counters can be used in various applications, including frequency division, time delay generation, event counting, and sequence control. They can be used to generate timing signals for clocking digital circuits, to control the sequencing of operations in a digital system, and to implement digital control functions, such as shift registers and sequence generators.

Digital Counters

Available Parts 487

Part# Info Specs
Part RoHS Manufacturer Description Additional Features Count Direction Family JESD-30 Code JESD-609 Code Length Load Capacitance (CL) Load or Preset Input Logic IC Type Maximum Frequency At Nominal Supply Maximum I (ol) Operation Mode Moisture Sensitivity Level (MSL) No. of Bits No. of Functions No. of Terminals Maximum Operating Temperature Minimum Operating Temperature Output Characteristics Package Body Material Package Code Package Equivalence Code Package Shape Package Style (Meter) Packing Method Peak Reflow Temperature (C) Power Supplies (V) Maximum Power Supply Current (ICC) Propagation Delay (tpd) Qualification Schmitt Trigger Screening Level Maximum Seated Height Sub-Category Maximum Supply Voltage (Vsup) Minimum Supply Voltage (Vsup) Nominal Supply Voltage / Vsup (V) Surface Mount Technology Temperature Grade Terminal Finish Terminal Form Terminal Pitch Terminal Position Maximum Time At Peak Reflow Temperature (s) Trigger Type Width Minimum fmax
SN74ALS191AD by Texas Instruments

SN74ALS191AD

Texas Instruments

SN74ALS191AD by Texas Instruments is a 4-bit digital counter with a propagation delay of 31ns and operates at a supply voltage of 5V. It features positive edge trigger, synchronous operation mode, and bidirectional count direction. Ideal for applications requiring high-speed counting in commercial temperature environments.

TCO OUTPUT

BIDIRECTIONAL

ALS

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

30000000 Hz

8 Amp

SYNCHRONOUS

1

4

1

16

70 Cel

0 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TUBE

260

5

22 mA

18 ns

Not Qualified

1.75 mm

Counters

5.5 V

4.5 V

5

YES

TTL

COMMERCIAL

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

30 MHz

MM74HC4040MTCX by Fairchild Semiconductor

MM74HC4040MTCX

Fairchild Semiconductor

MM74HC4040MTCX by Fairchild Semiconductor is a 12-bit digital counter with a max frequency of 28MHz. It operates on a supply voltage range of 2-6V and has a propagation delay of 265ns. This CMOS technology device is ideal for industrial applications requiring asynchronous count direction control.

UP

HC/UH

R-PDSO-G16

e3

5 mm

50 pF

NO

BINARY COUNTER

24000000 Hz

4 Amp

ASYNCHRONOUS

1

12

1

16

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP16,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TR

2/6

265 ns

Not Qualified

1.1 mm

Counters

6 V

2 V

4.5

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

NEGATIVE EDGE

4.4 mm

28 MHz

MM74HC4040MTC by Fairchild Semiconductor

MM74HC4040MTC

Fairchild Semiconductor

Fairchild Semiconductor's MM74HC4040MTC is a 12-bit digital counter with a propagation delay of 265 ns and max frequency of 24 MHz. It operates in industrial temperature range, suitable for applications requiring asynchronous operation and negative edge trigger type. The package is small outline, thin profile, shrink pitch with matte tin terminal finish.

UP

HC/UH

R-PDSO-G16

e3

5 mm

50 pF

NO

BINARY COUNTER

24000000 Hz

4 Amp

ASYNCHRONOUS

1

12

1

16

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP16,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

2/6

265 ns

Not Qualified

1.1 mm

Counters

6 V

2 V

4.5

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

NEGATIVE EDGE

4.4 mm

28 MHz

JM38510/32702SDA by Texas Instruments

JM38510/32702SDA

Texas Instruments

JM38510/32702SDA by Texas Instruments is a TTL digital counter with 3 bits. It has a propagation delay of 60 ns and operates in the temperature range of -55 to 125 °C. Suitable for military applications, it features negative edge trigger type and can handle a max supply voltage of 5.5 V.

DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS

UP

LS

R-GDFP-F14

e0

9.21 mm

BINARY COUNTER

8 Amp

ASYNCHRONOUS

3

2

14

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DFP

RECTANGULAR

FLATPACK

TUBE

NOT SPECIFIED

26 mA

60 ns

Not Qualified

MIL-M-38510

2.03 mm

5.5 V

4.5 V

5

YES

TTL

MILITARY

Tin/Lead (Sn/Pb)

FLAT

1.27 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

6.285 mm

25 MHz

JM38510/38002BEA by Texas Instruments

JM38510/38002BEA

Texas Instruments

JM38510/38002BEA by Texas Instruments is a 4-bit digital counter with 20ns propagation delay, MIL-M-38510 Class B screening level, and 5V nominal voltage. Ideal for military applications, it operates in synchronous mode with a max power supply current of 21mA and a count direction of UP.

TCO OUTPUT

UP

ALS

R-GDIP-T16

e0

19.56 mm

BINARY COUNTER

8 Amp

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

RECTANGULAR

IN-LINE

TUBE

21 mA

25 ns

Not Qualified

MIL-M-38510 Class B

5.08 mm

5.5 V

4.5 V

5

NO

TTL

MILITARY

TIN LEAD

THROUGH-HOLE

2.54 mm

DUAL

POSITIVE EDGE

7.62 mm

22 MHz

MC14040BDTR2 by Onsemi

MC14040BDTR2

Onsemi

MC14040BDTR2 by Onsemi is a 12-bit digital counter with 3250 ns propagation delay. Operating at 5V, it supports load capacitance of 50 pF and has a max frequency of 1.5 MHz. Ideal for military applications due to its -55 to 125 °C operating temperature range and CMOS technology.

UP

4000/14000/40000

R-PDSO-G16

e4

5 mm

50 pF

NO

BINARY COUNTER

1500000 Hz

ASYNCHRONOUS

1

12

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

TSSOP

TSSOP16,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TR

260

5/15

3250 ns

Not Qualified

1.2 mm

Counters

18 V

3 V

5

YES

CMOS

MILITARY

NICKEL PALLADIUM GOLD

GULL WING

.65 mm

DUAL

NEGATIVE EDGE

4.4 mm

4.5 MHz

SN74LV4040ADGVR by Texas Instruments

SN74LV4040ADGVR

Texas Instruments

SN74LV4040ADGVR by Texas Instruments is a 12-bit digital counter with a propagation delay of 12 ns and operates at a supply voltage of 3.3V. It features a 3-STATE output characteristic, suitable for industrial applications requiring asynchronous operation with a max frequency of 50 MHz. This surface-mount package has a small outline and thin profile, making it ideal for compact designs in temperature-sensitive environments.

UP

LV/LV-A/LVX/H

R-PDSO-G16

e4

4.4 mm

50 pF

BINARY COUNTER

50000000 Hz

12 Amp

ASYNCHRONOUS

1

12

1

16

85 Cel

-40 Cel

3-STATE

PLASTIC/EPOXY

TSSOP

TSSOP16,.25,16

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TR

260

3.3

.02 mA

28 ns

Not Qualified

1.2 mm

Counters

5.5 V

2 V

2.5

YES

CMOS

INDUSTRIAL

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

.4 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

3.6 mm

125 MHz

SNJ54HC190FK by Texas Instruments

SNJ54HC190FK

Texas Instruments

SNJ54HC190FK by Texas Instruments is a CMOS digital counter with bidirectional count direction. It operates in an asynchronous mode and has load/preset inputs. With a temperature range of -55 to 125°C, it is suitable for military-grade applications requiring a chip carrier package style.

BIDIRECTIONAL

S-XQCC-N20

YES

DECADE COUNTER

ASYNCHRONOUS

1

20

125 Cel

-55 Cel

CERAMIC

QCCN

LCC20,.35SQ

SQUARE

CHIP CARRIER

2/6

Not Qualified

38535Q/M;38534H;883B

Counters

YES

CMOS

MILITARY

NO LEAD

1.27 mm

QUAD

JM38510/38001B2A by Texas Instruments

JM38510/38001B2A

Texas Instruments

JM38510/38001B2A by Texas Instruments is a 4-bit digital counter with 20ns propagation delay, suitable for military applications. Operating at 5V, it has a max supply voltage of 5.5V and operates synchronously with a count direction of UP. The package style is chip carrier, making it ideal for high-speed applications in harsh environments.

TCO OUTPUT

UP

ALS

S-CQCC-N20

e0

8.89 mm

BINARY COUNTER

8 Amp

SYNCHRONOUS

4

1

20

125 Cel

-55 Cel

CERAMIC, METAL-SEALED COFIRED

QCCN

SQUARE

CHIP CARRIER

TUBE

21 mA

25 ns

Not Qualified

MIL-M-38510 Class B

2.03 mm

5.5 V

4.5 V

5

YES

TTL

MILITARY

TIN LEAD

NO LEAD

1.27 mm

QUAD

POSITIVE EDGE

8.89 mm

22 MHz

JM38510/38001BEA by Texas Instruments

JM38510/38001BEA

Texas Instruments

JM38510/38001BEA by Texas Instruments is a 4-bit digital counter with 20ns propagation delay, suitable for military applications. Operating at 5V, it has a max power supply current of 21mA and operates synchronously with a count direction of UP.

TCO OUTPUT

UP

ALS

R-GDIP-T16

e0

19.56 mm

BINARY COUNTER

8 Amp

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

RECTANGULAR

IN-LINE

TUBE

21 mA

25 ns

Not Qualified

MIL-M-38510 Class B

5.08 mm

5.5 V

4.5 V

5

NO

TTL

MILITARY

TIN LEAD

THROUGH-HOLE

2.54 mm

DUAL

POSITIVE EDGE

7.62 mm

22 MHz

SNJ54ALS191AJ by Texas Instruments

SNJ54ALS191AJ

Texas Instruments

SNJ54ALS191AJ by Texas Instruments is a 4-bit TTL digital counter with a propagation delay of 26 ns and max frequency of 20 MHz. It operates synchronously with positive edge trigger type, suitable for military applications requiring bidirectional counting in a ceramic package.

TCO OUTPUT

BIDIRECTIONAL

ALS

R-GDIP-T16

e0

19.56 mm

BINARY COUNTER

20000000 Hz

8 Amp

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

DIP16,.3

RECTANGULAR

IN-LINE

TUBE

5

22 mA

26 ns

Not Qualified

MIL-PRF-38535

5.08 mm

Counters

5.5 V

4.5 V

5

NO

TTL

MILITARY

TIN LEAD

THROUGH-HOLE

2.54 mm

DUAL

POSITIVE EDGE

7.62 mm

20 MHz

SNJ54ALS193AJ by Texas Instruments

SNJ54ALS193AJ

Texas Instruments

SNJ54ALS193AJ by Texas Instruments is a 4-bit digital counter with a propagation delay of 30ns and operates at a supply voltage of 5V. It is MIL-PRF-38535 screened, has a max frequency of 25MHz, and is ideal for military-grade applications requiring synchronous operation.

BIDIRECTIONAL

ALS

R-GDIP-T16

e0

19.56 mm

50 pF

BINARY COUNTER

25000000 Hz

8 Amp

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

DIP16,.3

RECTANGULAR

IN-LINE

TUBE

5

22 mA

27 ns

Not Qualified

MIL-PRF-38535

5.08 mm

Counters

5.5 V

4.5 V

5

NO

TTL

MILITARY

TIN LEAD

THROUGH-HOLE

2.54 mm

DUAL

POSITIVE EDGE

7.62 mm

25 MHz

JM38510/66304BEA by Texas Instruments

JM38510/66304BEA

Texas Instruments

JM38510/66304BEA by Texas Instruments is a 4-bit digital counter with 46ns propagation delay, operating at 5V. Ideal for military applications, it features MIL-M-38510 Class B screening and operates in synchronous mode with a max frequency of 21MHz.

RCO OUTPUT

UP

HC/UH

R-GDIP-T16

e0

19.56 mm

50 pF

BINARY COUNTER

21000000 Hz

5.2 Amp

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

RECTANGULAR

IN-LINE

TUBE

.08 mA

310 ns

Not Qualified

MIL-M-38510 Class B

5.08 mm

6 V

2 V

5

NO

CMOS

MILITARY

TIN LEAD

THROUGH-HOLE

2.54 mm

DUAL

POSITIVE EDGE

7.62 mm

25 MHz

JM38510/66309BCA by Texas Instruments

JM38510/66309BCA

Texas Instruments

JM38510/66309BCA by Texas Instruments is a CMOS digital counter with 4 bits, 62 ns propagation delay, and 2 functions. Ideal for military applications due to MIL-M-38510 Class B screening level and operating temperature range of -55 to 125 °C. Package style is in-line with 14 terminals and a max frequency of 21 MHz at nominal voltage of 5V.

UP

HC/UH

R-GDIP-T14

e0

19.56 mm

50 pF

BINARY COUNTER

21000000 Hz

5.2 Amp

ASYNCHRONOUS

4

2

14

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

RECTANGULAR

IN-LINE

TUBE

NOT SPECIFIED

.08 mA

430 ns

Not Qualified

MIL-M-38510 Class B

5.08 mm

6 V

2 V

5

NO

CMOS

MILITARY

Tin/Lead (Sn/Pb)

THROUGH-HOLE

2.54 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

7.62 mm

25 MHz

JM38510/31501BCA by Texas Instruments

JM38510/31501BCA

Texas Instruments

JM38510/31501BCA by Texas Instruments is a digital counter with 3 bits, 50 ns propagation delay, and 14 terminals. It operates in military-grade temperatures from -55 to 125 °C and has a max frequency of 16 MHz. Ideal for applications requiring TTL technology and asynchronous operation in military settings.

ONE FUNCTION HAS 1 BIT

UP

LS

R-GDIP-T14

e0

19.56 mm

15 pF

DECADE COUNTER

16000000 Hz

8 Amp

ASYNCHRONOUS

3

2

14

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

RECTANGULAR

IN-LINE

TUBE

NOT SPECIFIED

15 mA

50 ns

Not Qualified

MIL-M-38510 Class B

5.08 mm

5.25 V

4.75 V

5

NO

TTL

MILITARY

Tin/Lead (Sn/Pb)

THROUGH-HOLE

2.54 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

7.62 mm

32 MHz

JM38510/31502BCA by Texas Instruments

JM38510/31502BCA

Texas Instruments

JM38510/31502BCA by Texas Instruments is a digital counter with 3 bits, 70 ns propagation delay, and operates at 5V. It is MILITARY grade with -55 to 125 °C temperature range. Ideal for applications requiring fast counting and precise timing in harsh environments.

ONE FUNCTION HAS 1 BIT

UP

LS

R-GDIP-T14

e0

19.56 mm

15 pF

BINARY COUNTER

8 Amp

ASYNCHRONOUS

3

2

14

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

RECTANGULAR

IN-LINE

TUBE

NOT SPECIFIED

15 mA

70 ns

Not Qualified

MIL-M-38510 Class B

5.08 mm

5.25 V

4.75 V

5

NO

TTL

MILITARY

Tin/Lead (Sn/Pb)

THROUGH-HOLE

2.54 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

7.62 mm

32 MHz

JM38510/38002B2A by Texas Instruments

JM38510/38002B2A

Texas Instruments

JM38510/38002B2A by Texas Instruments is a 4-bit digital counter with 20ns propagation delay, operating at 5V. Ideal for military applications, it features a max temperature of 125°C and operates synchronously with a max frequency of 22MHz.

TCO OUTPUT

UP

ALS

S-CQCC-N20

e0

8.89 mm

BINARY COUNTER

8 Amp

SYNCHRONOUS

4

1

20

125 Cel

-55 Cel

CERAMIC, METAL-SEALED COFIRED

QCCN

SQUARE

CHIP CARRIER

TUBE

21 mA

25 ns

Not Qualified

MIL-M-38510 Class B

2.03 mm

5.5 V

4.5 V

5

YES

TTL

MILITARY

TIN LEAD

NO LEAD

1.27 mm

QUAD

POSITIVE EDGE

8.89 mm

22 MHz

JM38510/38003BEA by Texas Instruments

JM38510/38003BEA

Texas Instruments

JM38510/38003BEA by Texas Instruments is a 4-bit digital counter with 20ns propagation delay, operating at 5V. Ideal for military applications, it features MIL-M-38510 Class B screening and TTL technology. With a bidirectional count direction and synchronous operation mode, it offers fast performance in a compact IN-LINE package style.

LG_MAX

BIDIRECTIONAL

ALS

R-GDIP-T16

e0

19.56 mm

BINARY COUNTER

8 Amp

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

RECTANGULAR

IN-LINE

TUBE

25 mA

23 ns

Not Qualified

MIL-M-38510 Class B

5.08 mm

5.5 V

4.5 V

5

NO

TTL

MILITARY

TIN LEAD

THROUGH-HOLE

2.54 mm

DUAL

POSITIVE EDGE

7.62 mm

22 MHz

CD4018BPWR by Texas Instruments

CD4018BPWR

Texas Instruments

CD4018BPWR by Texas Instruments is a 5-bit digital counter with 400 ns propagation delay. It operates at 3-18V, has a load capacitance of 50 pF, and supports synchronous operation. Ideal for military-grade applications requiring up to 3MHz frequency at temperatures ranging from -55 to 125°C.

JOHNSON COUNTER, PROGRAMMABLE WITH EXT CONNECTION

UP

4000/14000/40000

R-PDSO-G16

5 mm

50 pF

YES

RING COUNTER

3000000 Hz

SYNCHRONOUS

5

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

TSSOP

TSSOP16,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TR

NOT SPECIFIED

5/15

400 ns

Not Qualified

1.2 mm

Counters

18 V

3 V

5

YES

CMOS

MILITARY

GULL WING

.65 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

4.4 mm

8.5 MHz

SN54HC4024J by Texas Instruments

SN54HC4024J

Texas Instruments

SN54HC4024J by Texas Instruments is a 7-bit digital counter with a propagation delay of 36 ns. It operates on a supply voltage range of 2-6V and has a max frequency of 19MHz. Ideal for military-grade applications requiring asynchronous operation and negative edge triggering.

UP

HC/UH

R-GDIP-T14

e0

19.56 mm

50 pF

BINARY COUNTER

19000000 Hz

5.2 Amp

ASYNCHRONOUS

7

1

14

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

DIP14,.3

RECTANGULAR

IN-LINE

TUBE

NOT SPECIFIED

2/6

.00016 mA

180 ns

Not Qualified

5.08 mm

Counters

6 V

2 V

5

NO

CMOS

MILITARY

Tin/Lead (Sn/Pb)

THROUGH-HOLE

2.54 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

7.62 mm

22 MHz

SNJ54HC4024J by Texas Instruments

SNJ54HC4024J

Texas Instruments

SNJ54HC4024J by Texas Instruments is a CMOS digital counter with 7 bits, 36 ns propagation delay, and 19000000 Hz max frequency. Ideal for military applications due to MIL-PRF-38535 screening level, it operates asynchronously with negative edge trigger type in temperatures ranging from -55 to 125 °C.

UP

HC/UH

R-GDIP-T14

e0

19.56 mm

50 pF

BINARY COUNTER

19000000 Hz

5.2 Amp

ASYNCHRONOUS

7

1

14

125 Cel

-55 Cel

CERAMIC, GLASS-SEALED

DIP

DIP14,.3

RECTANGULAR

IN-LINE

TUBE

2/6

.00016 mA

180 ns

Not Qualified

MIL-PRF-38535

5.08 mm

Counters

6 V

2 V

5

NO

CMOS

MILITARY

TIN LEAD

THROUGH-HOLE

2.54 mm

DUAL

NEGATIVE EDGE

7.62 mm

22 MHz

CD4516BPW by Texas Instruments

CD4516BPW

Texas Instruments

CD4516BPW by Texas Instruments is a 4-bit digital counter with 200 ns propagation delay, operating at 5V. It features positive edge trigger, bidirectional count direction, and synchronous operation. Ideal for military-grade applications requiring high frequency up to 2MHz in a compact small outline package.

TCO OUTPUT

BIDIRECTIONAL

4000/14000/40000

R-PDSO-G16

e4

5 mm

50 pF

BINARY COUNTER

2000000 Hz

1.5 Amp

SYNCHRONOUS

1

4

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

TSSOP

TSSOP16,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TUBE

260

5/15

.03 mA

400 ns

Not Qualified

1.2 mm

Counters

18 V

3 V

5

YES

CMOS

MILITARY

NICKEL PALLADIUM GOLD

GULL WING

.65 mm

DUAL

30

POSITIVE EDGE

4.4 mm

5.5 MHz

CD4029BPW by Texas Instruments

CD4029BPW

Texas Instruments

CD4029BPW by Texas Instruments is a 4-bit digital counter with synchronous operation. It has a propagation delay of 500 ns and can operate at frequencies up to 2 MHz. This CMOS technology device is ideal for applications requiring bidirectional counting in military-grade temperature environments.

BINARY/BCD COUNT OPTION; TCO OUTPUT

BIDIRECTIONAL

4000/14000/40000

R-PDSO-G16

5 mm

50 pF

YES

BINARY COUNTER

2000000 Hz

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

TSSOP

TSSOP16,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TUBE

NOT SPECIFIED

5/15

500 ns

Not Qualified

1.2 mm

Counters

18 V

3 V

5

YES

CMOS

MILITARY

GULL WING

.65 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

4.4 mm

5.5 MHz

CD40192BPW by Texas Instruments

CD40192BPW

Texas Instruments

CD40192BPW by Texas Instruments is a 4-bit digital counter with synchronous operation and positive edge trigger. It operates at a max frequency of 2MHz, with a propagation delay of 500ns. Suitable for military applications, it has a temperature range from -55 to 125°C and requires a nominal voltage of 5V.

TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK

BIDIRECTIONAL

4000/14000/40000

R-PDSO-G16

5 mm

50 pF

YES

DECADE COUNTER

2000000 Hz

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

TSSOP

TSSOP16,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TUBE

NOT SPECIFIED

5/15

500 ns

Not Qualified

1.2 mm

Counters

18 V

3 V

5

YES

CMOS

MILITARY

GULL WING

.65 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

4.4 mm

11 MHz

SN74LV393ADGVR by Texas Instruments

SN74LV393ADGVR

Texas Instruments

SN74LV393ADGVR by Texas Instruments is a digital counter with 4 bits and 2 functions. It has a propagation delay of 16.5 ns at a supply voltage of 2.5V, making it suitable for industrial applications requiring up to 35 MHz frequency operation in surface-mount designs.

UP

LV/LV-A/LVX/H

R-PDSO-G14

e4

4.4 mm

50 pF

BINARY COUNTER

35000000 Hz

12 Amp

ASYNCHRONOUS

1

4

2

14

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP14,.25,16

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TR

260

3.3

.02 mA

32 ns

Not Qualified

1.2 mm

Counters

5.5 V

2 V

2.5

YES

CMOS

INDUSTRIAL

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

.4 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

3.6 mm

105 MHz

TC74HC590AP(F) by Toshiba

TC74HC590AP(F)

Toshiba

BINARY COUNTER; Temperature Grade: INDUSTRIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 16; Package Code: DIP; Package Shape: RECTANGULAR;

UP

HC

R-PDIP-T16

19.25 mm

YES

BINARY COUNTER

ASYNCHRONOUS

8

1

16

85 Cel

-40 Cel

3-STATE

PLASTIC/EPOXY

DIP

RECTANGULAR

IN-LINE

230 ns

Not Qualified

4.45 mm

6 V

2 V

5

NO

CMOS

INDUSTRIAL

THROUGH-HOLE

2.54 mm

DUAL

POSITIVE EDGE

7.62 mm

80 MHz

CD74HC4024MG4 by Texas Instruments

CD74HC4024MG4

Texas Instruments

CD74HC4024MG4 by Texas Instruments is a 7-bit digital counter with a propagation delay of 30ns. It operates on a supply voltage range of 2-6V and has a max frequency of 20MHz. Ideal for military-grade applications, it features negative edge triggering and Gull Wing terminal form.

UP

HC/UH

R-PDSO-G14

e4

8.65 mm

50 pF

BINARY COUNTER

20000000 Hz

5.2 Amp

ASYNCHRONOUS

1

7

1

14

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP14,.25

RECTANGULAR

SMALL OUTLINE

TUBE

260

2/6

.08 mA

210 ns

Not Qualified

1.75 mm

Counters

6 V

2 V

4.5

YES

CMOS

MILITARY

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

3.9 mm

24 MHz

CD4024BMG4 by Texas Instruments

CD4024BMG4

Texas Instruments

CD4024BMG4 by Texas Instruments is a 7-bit digital counter with 160ns propagation delay, ideal for military applications. Operating at 5V, it has a max frequency of 3.5MHz and can handle load capacitance of 50pF. With a small outline package style, it offers negative edge trigger type and asynchronous operation mode.

OUTPUTS FROM 12 STAGES AVAILABLE

UP

4000/14000/40000

R-PDSO-G14

e4

8.65 mm

50 pF

BINARY COUNTER

3500000 Hz

1.5 Amp

ASYNCHRONOUS

1

7

1

14

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP14,.25

RECTANGULAR

SMALL OUTLINE

TUBE

260

5/15

.03 mA

360 ns

Not Qualified

1.75 mm

Counters

18 V

3 V

5

YES

CMOS

MILITARY

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

3.9 mm

24 MHz

CD74HC191MG4 by Texas Instruments

CD74HC191MG4

Texas Instruments

CD74HC191MG4 by Texas Instruments is a 4-bit digital counter with a propagation delay of 37ns. It operates at a supply voltage range of 2-6V and has a max frequency of 20MHz. Ideal for synchronous bidirectional counting applications, this CMOS technology-based device comes in a small outline package suitable for surface mount assembly.

RCO OUTPUT

BIDIRECTIONAL

HC

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

20000000 Hz

5.2 Amp

SYNCHRONOUS

1

4

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TUBE

260

2/6

.08 mA

255 ns

Not Qualified

1.75 mm

Counters

6 V

2 V

4.5

YES

CMOS

MILITARY

NICKEL PALLADIUM GOLD

GULL WING

1.27 mm

DUAL

30

POSITIVE EDGE

3.9 mm

23 MHz

CD74HC4020M96G4 by Texas Instruments

CD74HC4020M96G4

Texas Instruments

CD74HC4020M96G4 by Texas Instruments is a 14-bit digital counter with a propagation delay of 42ns. It operates at a supply voltage range of 2-6V and has a max frequency of 20MHz. Ideal for military-grade applications, it features negative edge triggering and Gull Wing terminal form for high reliability in harsh environments.

OUTPUT FROM 12 STAGES AVAILABLE

UP

HC/UH

R-PDSO-G16

e4

9.9 mm

50 pF

NO

BINARY COUNTER

20000000 Hz

4 Amp

ASYNCHRONOUS

1

14

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

260

2/6

210 ns

Not Qualified

1.75 mm

Counters

6 V

2 V

4.5

YES

CMOS

MILITARY

NICKEL PALLADIUM GOLD

GULL WING

1.27 mm

DUAL

30

NEGATIVE EDGE

3.9 mm

24 MHz

CD74HC4520M96G4 by Texas Instruments

CD74HC4520M96G4

Texas Instruments

Texas Instruments CD74HC4520M96G4 is a digital counter with 2 functions, 4-bit resolution, and 51ns propagation delay. It operates at a voltage range of 2-6V and has a max frequency of 20MHz. Ideal for synchronous counting applications in military-grade environments.

NEGATIVE EDGE TRIGGER TYPE ALSO POSSIBLE

UP

HC

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

20000000 Hz

5.2 Amp

SYNCHRONOUS

1

4

2

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

260

2/6

.08 mA

360 ns

Not Qualified

1.75 mm

Counters

6 V

2 V

4.5

YES

CMOS

MILITARY

NICKEL PALLADIUM GOLD

GULL WING

1.27 mm

DUAL

30

POSITIVE EDGE

3.9 mm

24 MHz

CD74HCT40103M96G4 by Texas Instruments

CD74HCT40103M96G4

Texas Instruments

CD74HCT40103M96G4 by Texas Instruments is an 8-bit digital counter with a propagation delay of 85 ns at 5V. It operates in synchronous mode, has a max frequency of 9 MHz, and is suitable for military-grade applications requiring down count direction.

TCO OUTPUT; RESET TO MAX COUNT

DOWN

HCT

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

9000000 Hz

4 Amp

SYNCHRONOUS

1

8

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

260

5

.08 mA

90 ns

Not Qualified

1.75 mm

Counters

5.5 V

4.5 V

5

YES

CMOS

MILITARY

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

9 MHz

CD74HCT40103MG4 by Texas Instruments

CD74HCT40103MG4

Texas Instruments

CD74HCT40103MG4 by Texas Instruments is an 8-bit digital counter with a propagation delay of 85 ns and operates at a nominal voltage of 5V. It is used in military-grade applications, featuring positive edge trigger type and synchronous operation mode for counting down with a max frequency of 9 MHz.

TCO OUTPUT; RESET TO MAX COUNT

DOWN

HCT

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

9000000 Hz

4 Amp

SYNCHRONOUS

1

8

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TUBE

260

5

.08 mA

90 ns

Not Qualified

1.75 mm

Counters

5.5 V

4.5 V

5

YES

CMOS

MILITARY

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

9 MHz

CD74HCT4040M96G4 by Texas Instruments

CD74HCT4040M96G4

Texas Instruments

CD74HCT4040M96G4 by Texas Instruments is a 12-bit digital counter with a propagation delay of 50 ns and operates at a supply voltage of 5V. It is designed for military-grade applications, featuring negative edge trigger type and max frequency of 16 MHz. This surface-mount device has a small outline package style, making it suitable for high-speed asynchronous counting operations.

UP

HCT

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

16000000 Hz

4 Amp

ASYNCHRONOUS

1

12

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

260

5

.08 mA

60 ns

Not Qualified

1.75 mm

Counters

5.5 V

4.5 V

5

YES

CMOS

MILITARY

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

3.9 mm

16 MHz

SN74ALS561ADWG4 by Texas Instruments

SN74ALS561ADWG4

Texas Instruments

BINARY COUNTER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;

TCO OUTPUT; COUNT ENABLE INPUTS

UP

ALS

R-PDSO-G20

12.8 mm

YES

BINARY COUNTER

8 Amp

SYNCHRONOUS

4

1

20

70 Cel

0 Cel

3-STATE

PLASTIC/EPOXY

SOP

SOP20,.4

RECTANGULAR

SMALL OUTLINE

TUBE

NOT SPECIFIED

5

36 mA

18 ns

Not Qualified

2.65 mm

Counters

5.5 V

4.5 V

5

YES

TTL

COMMERCIAL

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

7.5 mm

30 MHz

SN74HC590ADG4 by Texas Instruments

SN74HC590ADG4

Texas Instruments

SN74HC590ADG4 by Texas Instruments is an 8-bit digital counter with a propagation delay of 38ns. It operates at a nominal voltage of 5V and has a max frequency of 16MHz. Ideal for industrial applications requiring asynchronous operation and positive edge triggering in a small outline package.

RCO OUTPUT; REGISTERED OUTPUTS

UP

HC/UH

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

16000000 Hz

7.8 Amp

ASYNCHRONOUS

1

8

1

16

85 Cel

-40 Cel

3-STATE

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TUBE

260

2/6

.08 mA

380 ns

Not Qualified

1.75 mm

Counters

6 V

2 V

5

YES

CMOS

INDUSTRIAL

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

19 MHz

CD74HC161M96G4 by Texas Instruments

CD74HC161M96G4

Texas Instruments

CD74HC161M96G4 by Texas Instruments is a 4-bit digital counter with 39ns propagation delay, operating at 2-6V. It has a max frequency of 20MHz and is ideal for military-grade synchronous applications requiring up counting with positive edge trigger.

TCO OUTPUT

UP

HC/UH

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

20000000 Hz

5.2 Amp

SYNCHRONOUS

1

4

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

260

2/6

.08 mA

280 ns

Not Qualified

1.75 mm

Counters

6 V

2 V

4.5

YES

CMOS

MILITARY

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

24 MHz

SN74ALS569ADWG4 by Texas Instruments

SN74ALS569ADWG4

Texas Instruments

SN74ALS569ADWG4 by Texas Instruments is a 4-bit digital counter with a propagation delay of 16ns. It operates at a nominal voltage of 5V and has a max power supply current of 32mA. This TTL technology device is used in applications requiring bidirectional counting with positive edge triggering.

TCO OUTPUT; CLOCKED CARRY OUTPUT

BIDIRECTIONAL

ALS

R-PDSO-G20

12.8 mm

YES

BINARY COUNTER

24 Amp

SYNCHRONOUS

4

1

20

70 Cel

0 Cel

3-STATE

PLASTIC/EPOXY

SOP

SOP20,.4

RECTANGULAR

SMALL OUTLINE

TUBE

NOT SPECIFIED

5

32 mA

16 ns

Not Qualified

2.65 mm

Counters

5.5 V

4.5 V

5

YES

TTL

COMMERCIAL

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

7.5 mm

30 MHz

SN74AS163DRG4 by Texas Instruments

SN74AS163DRG4

Texas Instruments

SN74AS163DRG4 by Texas Instruments is a 4-bit synchronous digital counter with a max frequency of 75 MHz. It operates on a nominal voltage of 5V and has a propagation delay of 13 ns. This TTL technology device is ideal for applications requiring precise counting and synchronization in commercial temperature environments.

TCO OUTPUT

UP

AS

R-PDSO-G16

9.9 mm

YES

BINARY COUNTER

75000000 Hz

20 Amp

SYNCHRONOUS

4

1

16

70 Cel

0 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

NOT SPECIFIED

5

53 mA

13 ns

Not Qualified

1.75 mm

Counters

5.5 V

4.5 V

5

YES

TTL

COMMERCIAL

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

75 MHz

CD74AC161MG4 by Texas Instruments

CD74AC161MG4

Texas Instruments

CD74AC161MG4 by Texas Instruments is a 4-bit digital counter with a propagation delay of 15 ns and operates at a max frequency of 64 MHz. It has a supply voltage range of 1.5V to 5.5V, making it suitable for military-grade applications requiring synchronous operation and positive edge triggering in compact designs.

TCO OUTPUT

UP

AC

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

64000000 Hz

24 Amp

SYNCHRONOUS

1

4

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TUBE

260

3.3/5

.08 mA

207 ns

Not Qualified

1.75 mm

Counters

5.5 V

1.5 V

3.3

YES

CMOS

MILITARY

NICKEL PALLADIUM GOLD

GULL WING

1.27 mm

DUAL

30

POSITIVE EDGE

3.9 mm

90 MHz

CD4059AM96G4 by Texas Instruments

CD4059AM96G4

Texas Instruments

CD4059AM96G4 by Texas Instruments is a CMOS digital counter with 24 terminals and a supply voltage of 5V. It operates in asynchronous mode with a propagation delay of 360ns, suitable for military-grade applications. With bidirectional count direction and max frequency of 1.5MHz, it is ideal for high-speed signal processing in compact electronic systems.

BIDIRECTIONAL

4000/14000/40000

R-PDSO-G24

15.4 mm

YES

DIVIDE BY N COUNTER

1500000 Hz

ASYNCHRONOUS

1

24

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP24,.4

RECTANGULAR

SMALL OUTLINE

NOT SPECIFIED

5/15

360 ns

Not Qualified

2.65 mm

Prescaler/Multivibrators

12 V

3 V

5

YES

CMOS

MILITARY

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

7.5 mm

6 MHz

CD4521BM96G4 by Texas Instruments

CD4521BM96G4

Texas Instruments

BINARY COUNTER; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 16; Package Code: SOP; Package Shape: RECTANGULAR;

OUTPUTS FROM LAST 7 STAGES AVAILABLE

UP

4000/14000/40000

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

2000000 Hz

2.4 Amp

ASYNCHRONOUS

1

24

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

260

5/15

3 mA

12000 ns

Not Qualified

NO

1.75 mm

Counters

18 V

3 V

5

YES

CMOS

MILITARY

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

NEGATIVE EDGE

3.9 mm

6.5 MHz

CD4522BM96G4 by Texas Instruments

CD4522BM96G4

Texas Instruments

CD4522BM96G4 by Texas Instruments is a 4-bit digital counter with synchronous operation and positive edge trigger. It operates at a max frequency of 1.5MHz, with a propagation delay of 1100ns. Suitable for military-grade applications requiring down count direction and load/preset input functionality.

DUMMY VAL

DOWN

4000/14000/40000

R-PDSO-G16

9.9 mm

50 pF

YES

DECADE COUNTER

1500000 Hz

SYNCHRONOUS

4

1

16

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

NOT SPECIFIED

5/15

1100 ns

Not Qualified

1.75 mm

Counters

18 V

3 V

5

YES

CMOS

MILITARY

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

4 MHz

CD4541BMTG4 by Texas Instruments

CD4541BMTG4

Texas Instruments

CD4541BMTG4 by Texas Instruments is a 16-bit digital counter with 10000 ns propagation delay, operating at 5V. It features positive edge trigger, synchronous operation mode, and up count direction. Ideal for military-grade applications requiring precise timing functions in compact spaces.

UP

4000/14000/40000

R-PDSO-G14

e4

8.65 mm

50 pF

BINARY COUNTER

4 Amp

SYNCHRONOUS

1

16

1

14

125 Cel

-55 Cel

PLASTIC/EPOXY

SOP

RECTANGULAR

SMALL OUTLINE

TR

260

.1 mA

18000 ns

Not Qualified

NO

1.75 mm

18 V

3 V

5

YES

CMOS

MILITARY

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

SN74ALS867ADWRG4 by Texas Instruments

SN74ALS867ADWRG4

Texas Instruments

BINARY COUNTER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 24; Package Code: SOP; Package Shape: RECTANGULAR;

TCO OUTPUT

BIDIRECTIONAL

ALS

R-PDSO-G24

15.4 mm

50 pF

YES

BINARY COUNTER

35000000 Hz

8 Amp

SYNCHRONOUS

8

1

24

70 Cel

0 Cel

PLASTIC/EPOXY

SOP

SOP24,.4

RECTANGULAR

SMALL OUTLINE

TR

NOT SPECIFIED

45 mA

16 ns

Not Qualified

2.65 mm

Counters

5.5 V

4.5 V

5

YES

TTL

COMMERCIAL

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

7.5 mm

35 MHz

SN74ALS869DWRG4 by Texas Instruments

SN74ALS869DWRG4

Texas Instruments

SN74ALS869DWRG4 by Texas Instruments is an 8-bit digital counter with a supply voltage of 5V, propagation delay of 16ns, and max operating temperature of 70°C. It is used in applications requiring bidirectional counting at speeds up to 35MHz, making it ideal for synchronous operations in commercial-grade environments.

TCO OUTPUT; COUNT ENABLE INPUTS

BIDIRECTIONAL

ALS

R-PDSO-G24

15.4 mm

50 pF

YES

BINARY COUNTER

8 Amp

SYNCHRONOUS

8

1

24

70 Cel

0 Cel

PLASTIC/EPOXY

SOP

SOP24,.4

RECTANGULAR

SMALL OUTLINE

TR

NOT SPECIFIED

45 mA

16 ns

Not Qualified

2.65 mm

Counters

5.5 V

4.5 V

5

YES

TTL

COMMERCIAL

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

7.5 mm

35 MHz

SN74HC191DRG4 by Texas Instruments

SN74HC191DRG4

Texas Instruments

SN74HC191DRG4 by Texas Instruments is a 4-bit digital counter with a propagation delay of 41ns and operates at a nominal voltage of 5V. It features positive edge trigger type, bidirectional count direction, and can handle max frequency of 17MHz. Ideal for industrial applications requiring synchronous operation in compact designs.

RCO OUTPUT

BIDIRECTIONAL

HC/UH

R-PDSO-G16

e4

9.9 mm

50 pF

BINARY COUNTER

17000000 Hz

5.2 Amp

SYNCHRONOUS

1

4

1

16

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

260

2/6

.08 mA

240 ns

Not Qualified

1.75 mm

Counters

6 V

2 V

5

YES

CMOS

INDUSTRIAL

Nickel/Palladium/Gold (Ni/Pd/Au)

GULL WING

1.27 mm

DUAL

NOT SPECIFIED

POSITIVE EDGE

3.9 mm

19 MHz

SN74LS161ADRG4 by Texas Instruments

SN74LS161ADRG4

Texas Instruments

SN74LS161ADRG4 by Texas Instruments is a TTL digital counter with 4 bits, 35 ns propagation delay, and operates at a supply voltage of 5V. It is used for synchronous counting applications with a max frequency of 25 MHz and positive edge trigger type. The package style is small outline, making it suitable for surface mount designs in commercial temperature grades.

TCO OUTPUT

UP

LS

R-PDSO-G16

e4

9.9 mm

15 pF

BINARY COUNTER

25000000 Hz

8 Amp

SYNCHRONOUS

1

4

1

16

70 Cel

0 Cel

PLASTIC/EPOXY

SOP

SOP16,.25

RECTANGULAR

SMALL OUTLINE

TR

260

5

32 mA

27 ns

Not Qualified

1.75 mm

Counters

5.25 V

4.75 V

5

YES

TTL

COMMERCIAL

NICKEL PALLADIUM GOLD

GULL WING

1.27 mm

DUAL

30

POSITIVE EDGE

3.9 mm

25 MHz