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INDUSTRIAL Timers & Real-Time Clocks 196

Timers & Real-Time Clocks
Part# Info Specs
Part RoHS Manufacturer Description Additional Features Bus Compatibility Maximum Clock Frequency External Data Bus Width Information Access Method Interrupt Capability JESD-30 Code JESD-609 Code Length Moisture Sensitivity Level (MSL) No. of Bits No. of Terminals No. of Timers On Chip Data RAM Width Maximum Operating Temperature Minimum Operating Temperature Maximum Output Clock Frequency Package Body Material Package Code Package Equivalence Code Package Shape Package Style (Meter) Peak Reflow Temperature (C) Power Supplies (V) Qualification RAM Words Screening Level Maximum Seated Height Sub-Category Maximum Supply Current Maximum Supply Voltage Minimum Supply Voltage Nominal Supply Voltage Surface Mount Technology Temperature Grade Terminal Finish Terminal Form Terminal Pitch Terminal Position Minimum Time Maximum Time At Peak Reflow Temperature (s) Total Dose (V) Volatile Width Peripheral IC Type
PCF8564ACX9/1,005 by NXP Semiconductors

PCF8564ACX9/1,005

NXP Semiconductors

PCF8564ACX9/1,005 by NXP Semiconductors is a CMOS real-time clock with I2C access. It operates b/w -40 °C and 85 °C, supports interrupt capability, and runs on 2-5V power supplies. Ideal for industrial applications requiring precise timekeeping.

SERIAL, 2 WIRE/I2C

Y

85 Cel

-40 Cel

WAFER

2/5

Not Qualified

Timer or RTC

CMOS

INDUSTRIAL

SECONDS

NO

PCF8564ACX9/B/1,02 by NXP Semiconductors

PCF8564ACX9/B/1,02

NXP Semiconductors

PCF8564ACX9/B/1,02 by NXP Semiconductors is a CMOS real-time clock with I2C access. It operates b/w -40 °C to 85 °C and supports interrupt capability. Ideal for industrial applications, it requires a power supply of 2-5V and tracks time in seconds.

SERIAL, 2 WIRE/I2C

Y

85 Cel

-40 Cel

WAFER

2/5

Not Qualified

Timer or RTC

CMOS

INDUSTRIAL

SECONDS

NO

PCF8564AU/5BD/1,01 by NXP Semiconductors

PCF8564AU/5BD/1,01

NXP Semiconductors

PCF8564AU/5BD/1,01 by NXP Semiconductors is a CMOS timer and real-time clock with I2C access. It operates b/w -40 °C to 85 °C, supports interrupt capability, and runs on 2-5V power supplies. Ideal for industrial applications requiring precise timekeeping.

SERIAL, 2 WIRE/I2C

Y

85 Cel

-40 Cel

WAFER

2/5

Not Qualified

Timer or RTC

CMOS

INDUSTRIAL

SECONDS

NO

PCF2127AT/1,512 by NXP Semiconductors

PCF2127AT/1,512

NXP Semiconductors

PCF2127AT/1,512 by NXP Semiconductors is a 20-terminal RTC with SPI interface. Operating temp range -40 to 85°C, it's ideal for industrial applications. Features include interrupt capability, low power consumption (2/4V), and small outline package.

SERIAL, 4 WIRE/SPI

Y

R-PDSO-G20

20

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP20,.4

RECTANGULAR

SMALL OUTLINE

2/4

Not Qualified

Timers or RTCs

YES

CMOS

INDUSTRIAL

GULL WING

1.27 mm

DUAL

SECONDS

YES

RX-8035SA:AA:PURESN by Seiko Epson

RX-8035SA:AA:PURESN

Seiko Epson

RX-8035SA:AA:PURESN by Seiko Epson is a small outline real-time clock with 14 terminals, operating at -40 to 85°C. It features serial/I2C access, interrupt capability, and industrial temperature grade suitability. Ideal for applications requiring precise timekeeping in compact electronic devices.

SERIAL, 2 WIRE/I2C

Y

R-PDSO-G14

e3

14

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP14,.3

RECTANGULAR

SMALL OUTLINE

260

2.5/5

Not Qualified

Timer or RTC

YES

INDUSTRIAL

TIN

GULL WING

1.27 mm

DUAL

SECONDS

30

NO

RX-8035LC:B3:PURESN by Seiko Epson

RX-8035LC:B3:PURESN

Seiko Epson

RX-8035LC:B3:PURESN by Seiko Epson is a real-time clock with 12 terminals, I2C access method, and industrial temperature grade. It is surface-mountable, operates on 2.5/5V power supplies, and has interrupt capability. Ideal for applications requiring precise timekeeping in industrial settings.

SERIAL, 2 WIRE/I2C

Y

R-PDSO-J12

e3

12

85 Cel

-40 Cel

PLASTIC/EPOXY

TSOJ

TSSOJ12,.11,20

RECTANGULAR

SMALL OUTLINE, THIN PROFILE

260

2.5/5

Not Qualified

Timer or RTC

YES

INDUSTRIAL

TIN

J BEND

.5 mm

DUAL

SECONDS

30

NO

MCP79400-I/ST by Microchip Technology

MCP79400-I/ST

Microchip Technology

TIMER, REAL TIME CLOCK; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: TSSOP; Package Shape: RECTANGULAR;

.032 MHz

0

I2C

Y

R-PDSO-G8

e3

4.4 mm

1

8

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP8,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

2/5

Not Qualified

64

TS 16949

1.2 mm

Timer or RTC

3 mA

5.5 V

1.8 V

2.5 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

SECONDS

NO

3 mm

TIMER, REAL TIME CLOCK

MCP79401-I/ST by Microchip Technology

MCP79401-I/ST

Microchip Technology

TIMER, REAL TIME CLOCK; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: TSSOP; Package Shape: RECTANGULAR;

.032 MHz

0

I2C

Y

R-PDSO-G8

e3

4.4 mm

1

8

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP8,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

2/5

Not Qualified

64

TS 16949

1.2 mm

Timer or RTC

3 mA

5.5 V

1.8 V

2.5 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

SECONDS

40

NO

3 mm

TIMER, REAL TIME CLOCK

MCP79401T-I/SN by Microchip Technology

MCP79401T-I/SN

Microchip Technology

MCP79401T-I/SN by Microchip Tech: I2C access, 5.5V max supply, 85°C temp; used as timer & real-time clock in industrial settings. Small outline package with 8 terminals, interrupt capability, and 64 RAM words for precise timekeeping applications. Operating range from -40 to 85°C with low power consumption of 3mA at 2.5V nominal voltage.

.032 MHz

0

I2C

Y

R-PDSO-G8

e3

4.9 mm

1

8

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP8,.23

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

64

TS 16949

1.75 mm

Timer or RTC

3 mA

5.5 V

1.8 V

2.5 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

1.27 mm

DUAL

SECONDS

30

NO

3.9 mm

TIMER, REAL TIME CLOCK

MCP79402-I/ST by Microchip Technology

MCP79402-I/ST

Microchip Technology

MCP79402-I/ST by Microchip Technology is a CMOS RTC with I2C interface, 64-word RAM, and interrupt capability. It operates b/w -40 to 85°C, ideal for industrial applications requiring accurate timekeeping in small form factor devices. With a low supply current of 3 mA and compact dimensions of 4.4mm x 3mm x 1.2mm, it's suitable for space-constrained designs needing precise timing functions.

.032 MHz

0

I2C

Y

R-PDSO-G8

e3

4.4 mm

8

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP8,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

2/5

Not Qualified

64

TS 16949

1.2 mm

Timer or RTC

3 mA

5.5 V

1.8 V

2.5 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

SECONDS

NO

3 mm

TIMER, REAL TIME CLOCK

MCP79402T-I/ST by Microchip Technology

MCP79402T-I/ST

Microchip Technology

MCP79402T-I/ST by Microchip Technology is a CMOS timer & real-time clock with I2C access, 64 RAM words, and interrupt capability. It operates b/w -40 to 85 °C, with a supply voltage range of 1.8-5.5 V. Ideal for industrial applications requiring precise timekeeping in compact designs.

.032 MHz

0

I2C

Y

R-PDSO-G8

e3

4.4 mm

8

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP8,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

2/5

Not Qualified

64

TS 16949

1.2 mm

Timer or RTC

3 mA

5.5 V

1.8 V

2.5 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

SECONDS

NO

3 mm

TIMER, REAL TIME CLOCK

MCP795W11-I/SL by Microchip Technology

MCP795W11-I/SL

Microchip Technology

MCP795W11-I/SL by Microchip Tech is a TIMER & REAL TIME CLOCK IC with SERIAL(SPI) access, 8-bit RAM, and interrupt capability. It operates at 1.8-3.6V, -40 to 85°C temp range for INDUSTRIAL applications requiring precise timekeeping in compact designs. With small outline package and low supply current of 5mA, it's ideal for space-constrained systems needing accurate timing functions.

ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

.032 MHz

0

SERIAL(SPI)

Y

R-PDSO-G14

e3

8.65 mm

1

8

14

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP14,.24

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

64

TS 16949

1.75 mm

Timer or RTC

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

1.27 mm

DUAL

1/100 SECOND

40

NO

3.9 mm

TIMER, REAL TIME CLOCK

MCP795W11-I/ST by Microchip Technology

MCP795W11-I/ST

Microchip Technology

MCP795W11-I/ST by Microchip Technology is a CMOS timer & real-time clock with 8-bit RAM, SPI access, interrupt capability, and 3V nominal voltage. It operates in industrial temperature range (-40 to 85°C) with a max clock frequency of 0.032 MHz. Ideal for applications requiring precise timekeeping in compact designs.

ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

.032 MHz

0

SERIAL(SPI)

Y

R-PDSO-G14

e3

5 mm

1

8

14

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP14,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

2/5

Not Qualified

64

TS 16949

1.2 mm

Timer or RTC

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

1/100 SECOND

40

NO

4.4 mm

TIMER, REAL TIME CLOCK

MCP795W12-I/ST by Microchip Technology

MCP795W12-I/ST

Microchip Technology

MCP795W12-I/ST by Microchip Tech is a TIMER & REAL TIME CLOCK IC with 8-bit RAM, SPI access, and interrupt capability. It operates at 1.8-3.6V, -40 to 85°C temp range for industrial applications. The small outline package has 14 terminals, 0.65mm pitch, and measures 5x4.4mm with a max clock frequency of 0.032MHz.

ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

.032 MHz

0

SERIAL(SPI)

Y

R-PDSO-G14

e3

5 mm

1

8

14

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP14,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

2/5

Not Qualified

64

TS 16949

1.2 mm

Timer or RTC

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

1/100 SECOND

40

NO

4.4 mm

TIMER, REAL TIME CLOCK

MCP795W20-I/ST by Microchip Technology

MCP795W20-I/ST

Microchip Technology

MCP795W20-I/ST by Microchip Technology is a TIMER & REAL TIME CLOCK with SERIAL(SPI) access, 8-bit RAM width, and 3.6V max supply voltage. It is ideal for industrial applications requiring precise timekeeping and scheduling functions in compact designs.

ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

.032 MHz

0

SERIAL(SPI)

Y

R-PDSO-G14

e3

5 mm

1

8

14

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP14,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

2/5

Not Qualified

64

TS 16949

1.2 mm

Timer or RTC

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

1/100 SECOND

40

NO

4.4 mm

TIMER, REAL TIME CLOCK

MCP795W21-I/SL by Microchip Technology

MCP795W21-I/SL

Microchip Technology

MCP795W21-I/SL by Microchip Technology is a CMOS timer & real-time clock with 8-bit RAM. It operates at 1.8-5.5V, SPI interface, and interrupts capability. Ideal for industrial applications requiring precise timekeeping in a compact package with low power consumption.

ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

.032 MHz

0

SERIAL(SPI)

Y

R-PDSO-G14

e3

8.65 mm

8

14

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP14,.24

RECTANGULAR

SMALL OUTLINE

2/5

Not Qualified

64

TS 16949

1.75 mm

Timer or RTC

5 mA

5.5 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

1.27 mm

DUAL

1/100 SECOND

NO

3.9 mm

TIMER, REAL TIME CLOCK

MCP795W21-I/ST by Microchip Technology

MCP795W21-I/ST

Microchip Technology

MCP795W21-I/ST by Microchip is a real-time clock with 8-bit RAM, SPI access method, and interrupt capability. It operates b/w -40 to 85°C, with a supply voltage range of 1.8-3.6V. Ideal for industrial applications requiring precise timekeeping in compact designs.

ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

.032 MHz

0

SERIAL(SPI)

Y

R-PDSO-G14

e3

5 mm

1

8

14

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP14,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

2/5

Not Qualified

64

TS 16949

1.2 mm

Timer or RTC

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.65 mm

DUAL

1/100 SECOND

40

NO

4.4 mm

TIMER, REAL TIME CLOCK

MCP795W22-I/SL by Microchip Technology

MCP795W22-I/SL

Microchip Technology

MCP795W22-I/SL by Microchip Tech is a TIMER & REAL TIME CLOCK IC with SERIAL(SPI) access. It operates at 1.8-3.6V, has 64 RAM words, and interrupts capability. Widely used in industrial applications due to its small size (8.65mm x 3.9mm), low power consumption (5mA max), and wide temperature range (-40°C to 85°C).

ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

.032 MHz

0

SERIAL(SPI)

Y

R-PDSO-G14

e3

8.65 mm

1

8

14

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP14,.24

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

64

TS 16949

1.75 mm

Timer or RTC

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

1.27 mm

DUAL

1/100 SECOND

40

NO

3.9 mm

TIMER, REAL TIME CLOCK

PCF2123BS/1,512 by NXP Semiconductors

PCF2123BS/1,512

NXP Semiconductors

NXP Semiconductors' PCF2123BS/1,512 is a CMOS timer and real-time clock with 16 terminals. It operates b/w -40 to 85 °C, with a supply voltage range of 1.1-5.5 V. The chip carrier package has a low profile and supports serial communication for various industrial applications.

.032 MHz

SERIAL, 3-WIRE

Y

S-PQCC-N16

e3

3 mm

3

16

1

85 Cel

-40 Cel

PLASTIC/EPOXY

HVQCCN

LCC16,.12SQ,20

SQUARE

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

260

1.1/5.5

Not Qualified

1 mm

Timers or RTCs

4.2 V

1.8 V

2 V

YES

CMOS

INDUSTRIAL

MATTE TIN

NO LEAD

.5 mm

QUAD

SECONDS

YES

3 mm

TIMER, REAL TIME CLOCK

PCF2123U/10AA/1,00 by NXP Semiconductors

PCF2123U/10AA/1,00

NXP Semiconductors

TIMER, REAL TIME CLOCK; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 12; Package Code: DIE; Package Shape: RECTANGULAR;

.032 MHz

SERIAL, 3-WIRE

Y

R-XUUC-N12

e3

1

12

1

85 Cel

-40 Cel

UNSPECIFIED

DIE

WAFER

RECTANGULAR

UNCASED CHIP

1.1/5.5

Not Qualified

Timer or RTC

4.2 V

1.8 V

2 V

YES

CMOS

INDUSTRIAL

MATTE TIN

NO LEAD

UPPER

SECONDS

YES

TIMER, REAL TIME CLOCK

PCF2123U/12AA/1,00 by NXP Semiconductors

PCF2123U/12AA/1,00

NXP Semiconductors

PCF2123U/12AA/1,00 by NXP Semiconductors is a TIMER & REAL TIME CLOCK IC with SERIAL, 3-WIRE access. It operates b/w -40 to 85 °C and supports interrupt capability. With a clock frequency of 0.032 MHz, it's ideal for industrial applications requiring precise timekeeping.

.032 MHz

SERIAL, 3-WIRE

Y

R-XUUC-N12

e3

1

12

1

85 Cel

-40 Cel

UNSPECIFIED

DIE

WAFER

RECTANGULAR

UNCASED CHIP

1.1/5.5

Not Qualified

Timers or RTCs

4.2 V

1.8 V

2 V

YES

CMOS

INDUSTRIAL

MATTE TIN

NO LEAD

UPPER

SECONDS

YES

TIMER, REAL TIME CLOCK

PCF2123U/12HA/1,00 by NXP Semiconductors

PCF2123U/12HA/1,00

NXP Semiconductors

TIMER, REAL TIME CLOCK; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 12; Package Code: DIE; Package Shape: RECTANGULAR;

.032 MHz

SERIAL, 3-WIRE

Y

R-XUUC-N12

e3

1

12

1

85 Cel

-40 Cel

UNSPECIFIED

DIE

WAFER

RECTANGULAR

UNCASED CHIP

1.1/5.5

Not Qualified

Timers or RTCs

4.2 V

1.8 V

2 V

YES

CMOS

INDUSTRIAL

MATTE TIN

NO LEAD

UPPER

SECONDS

YES

TIMER, REAL TIME CLOCK

PCF2123U/5GA/1,015 by NXP Semiconductors

PCF2123U/5GA/1,015

NXP Semiconductors

TIMER, REAL TIME CLOCK; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 12; Package Code: DIE; Package Shape: RECTANGULAR;

.032 MHz

SERIAL, 3-WIRE

Y

R-XUUC-N12

e3

1

12

1

85 Cel

-40 Cel

UNSPECIFIED

DIE

WAFER

RECTANGULAR

UNCASED CHIP

1.1/5.5

Not Qualified

Timer or RTC

4.2 V

1.8 V

2 V

YES

CMOS

INDUSTRIAL

MATTE TIN

NO LEAD

UPPER

SECONDS

YES

TIMER, REAL TIME CLOCK

RTC-72423A0:ROHS by Seiko Epson

RTC-72423A0:ROHS

Seiko Epson

RTC-72423A0:ROHS by Seiko Epson is a CMOS timer & real-time clock with 24 terminals. It operates b/w -40 to 85°C, with a supply voltage of 4.5-5.5V. Suitable for industrial applications, it features parallel access and surface mount capability.

LG-MAX

4

PARALLEL, DIRECT ADDRESS/MUXED BUS

N

R-PDSO-G24

e6

16.3 mm

24

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP24,.5

RECTANGULAR

SMALL OUTLINE

260

5

Not Qualified

2.8 mm

Timer or RTC

5.5 V

4.5 V

5 V

YES

CMOS

INDUSTRIAL

Tin/Bismuth (Sn/Bi)

GULL WING

1.27 mm

DUAL

SECONDS

10

YES

7.9 mm

TIMER, REAL TIME CLOCK

RTC-72423A3:ROHS by Seiko Epson

RTC-72423A3:ROHS

Seiko Epson

Seiko Epson's RTC-72423A3:ROHS is a CMOS real-time clock with 24 terminals, operating at -40 to 85 °C. It has a supply voltage range of 4.5V to 5.5V and uses parallel access method. Ideal for industrial applications requiring accurate timekeeping in compact spaces due to its small outline package style.

LG-MAX

4

PARALLEL

N

R-PDSO-G24

e6

16.3 mm

24

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP24,.5

RECTANGULAR

SMALL OUTLINE

260

5

Not Qualified

2.8 mm

Timer or RTC

5.5 V

4.5 V

5 V

YES

CMOS

INDUSTRIAL

TIN BISMUTH

GULL WING

1.27 mm

DUAL

SECONDS

YES

7.9 mm

RTC-72423A:ROHS by Seiko Epson

RTC-72423A:ROHS

Seiko Epson

RTC-72423A:ROHS by Seiko Epson is a CMOS real-time clock with 24 terminals, operating b/w -40 to 85°C. It has a supply voltage range of 4.5V to 5.5V and uses parallel access method. Suitable for industrial applications requiring accurate timekeeping in compact spaces.

LG-MAX

4

PARALLEL

N

R-PDSO-G24

e6

16.3 mm

24

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP24,.5

RECTANGULAR

SMALL OUTLINE

260

5

Not Qualified

2.8 mm

Timer or RTC

5.5 V

4.5 V

5 V

YES

CMOS

INDUSTRIAL

TIN BISMUTH

GULL WING

1.27 mm

DUAL

SECONDS

YES

7.9 mm

PCF2129AT/1,512 by NXP Semiconductors

PCF2129AT/1,512

NXP Semiconductors

PCF2129AT/1,512 by NXP Semiconductors is a CMOS timer with 20 terminals and SPI access method. It operates in industrial temperature range (-40 to 85°C) and has interrupt capability. This real-time clock IC is suitable for applications requiring precise timekeeping in various electronic devices.

SERIAL, 4 WIRE/SPI

Y

R-PDSO-G20

e3

1

20

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP20,.4

RECTANGULAR

SMALL OUTLINE

2/4

Not Qualified

Timers or RTCs

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

1.27 mm

DUAL

SECONDS

YES

TIMER, MEMORY REFRESH

PCF2129AT/1,518 by NXP Semiconductors

PCF2129AT/1,518

NXP Semiconductors

PCF2129AT/1,518 by NXP Semiconductors is a CMOS timer with 20 terminals and SPI access method. It operates b/w -40 to 85°C, suitable for industrial applications. This real-time clock IC has interrupt capability and volatile memory refresh function.

SERIAL, 4 WIRE/SPI

Y

R-PDSO-G20

e3

1

20

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP20,.4

RECTANGULAR

SMALL OUTLINE

2/4

Not Qualified

Timers or RTCs

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

1.27 mm

DUAL

SECONDS

YES

TIMER, MEMORY REFRESH

M41T62LC6F by STMicroelectronics

M41T62LC6F

STMicroelectronics

M41T62LC6F by STMicroelectronics is a CMOS timer/real-time clock with I2C access, interrupt capability, and 1.3-4.4V supply range. It operates in industrial temperature range (-40 to 85°C) and has a small outline package suitable for surface mount applications. With a clock frequency of 0.032 MHz, it offers precise timekeeping down to 1/100 second for various electronic devices.

.032 MHz

I2C

Y

R-PDSO-N8

3.2 mm

1

8

1

85 Cel

-40 Cel

PLASTIC/EPOXY

SON

SOLCC8,.06,35

RECTANGULAR

SMALL OUTLINE

1.5/4

Not Qualified

.8 mm

Timer or RTC

4.4 V

1.3 V

3 V

YES

CMOS

INDUSTRIAL

NO LEAD

.9 mm

DUAL

1/100 SECOND

YES

1.5 mm

TIMER, REAL TIME CLOCK

MCP7940M-I/P by Microchip Technology

MCP7940M-I/P

Microchip Technology

MCP7940M-I/P by Microchip: I2C interface, 5.5V max supply voltage, 85°C max operating temp. Ideal for timers & real-time clocks in industrial applications with 64 RAM words and interrupt capability.

.032 MHz

0

I2C

Y

R-PDIP-T8

e3

9.271 mm

8

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

DIP

DIP8,.3

RECTANGULAR

IN-LINE

2/5

Not Qualified

64

TS 16949

5.334 mm

Timer or RTC

.4 mA

5.5 V

1.8 V

2.5 V

NO

CMOS

INDUSTRIAL

MATTE TIN

THROUGH-HOLE

2.54 mm

DUAL

SECONDS

YES

7.62 mm

TIMER, REAL TIME CLOCK

MCP79510T-I/MN by Microchip Technology

MCP79510T-I/MN

Microchip Technology

MCP79510T-I/MN by Microchip is a CMOS timer/real-time clock with SPI access, 3.6V max supply voltage, and 64 RAM words. It operates in industrial temperature range (-40 to 85 °C) with interrupt capability and 5mA max supply current. Ideal for applications requiring precise timekeeping in compact designs.

ALSO OPEARTES AT 1.8V MIN SUPPLY AT 3MHZ CLOCK FREQ

.032 MHz

0

SERIAL(SPI)

Y

S-PDSO-N10

e3

3 mm

10

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

HVSON

SOLCC10,.12,20

SQUARE

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

64

TS 16949

.8 mm

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

NO LEAD

.5 mm

DUAL

1/100 SECOND

NO

3 mm

TIMER, REAL TIME CLOCK

MCP79512T-I/MS by Microchip Technology

MCP79512T-I/MS

Microchip Technology

MCP79512T-I/MS by Microchip Tech is a TIMER & REAL TIME CLOCK with SERIAL(SPI) access, 3.6V max supply voltage, and 1/100s min time. Ideal for industrial applications, it features a small outline package, dual terminals, and operates b/w -40 to 85°C.

ALSO OPEARTES AT 1.8V MIN SUPPLY AT 3MHZ CLOCK FREQ

.032 MHz

0

SERIAL(SPI)

Y

S-PDSO-G10

e3

3 mm

1

10

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP10,.19,20

SQUARE

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

64

TS 16949

1.1 mm

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.5 mm

DUAL

1/100 SECOND

40

NO

3 mm

TIMER, REAL TIME CLOCK

MCP79521-I/MS by Microchip Technology

MCP79521-I/MS

Microchip Technology

MCP79521-I/MS by Microchip is a SPI-accessed RTC with 3.6V max supply, 64-word RAM, and 0.032 MHz clock frequency. Ideal for industrial applications requiring timers and real-time clocks due to its small form factor, interrupt capability, and wide operating temperature range from -40 to 85°C.

ALSO OPEARTES AT 1.8V MIN SUPPLY AT 3MHZ CLOCK FREQ

.032 MHz

0

SERIAL(SPI)

Y

S-PDSO-G10

e3

3 mm

2

10

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP10,.19,20

SQUARE

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

64

TS 16949

1.1 mm

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

GULL WING

.5 mm

DUAL

1/100 SECOND

40

NO

3 mm

TIMER, REAL TIME CLOCK

MCP79521T-I/MN by Microchip Technology

MCP79521T-I/MN

Microchip Technology

MCP79521T-I/MN by Microchip Tech is a small outline RTC with SPI interface, 3.6V max supply voltage, and 64-word RAM. Ideal for industrial applications requiring precise timekeeping, interrupt capability, and operating temperatures from -40 to 85°C. Its compact design with dual terminals makes it suitable for space-constrained environments.

ALSO OPEARTES AT 1.8V MIN SUPPLY AT 3MHZ CLOCK FREQ

.032 MHz

0

SERIAL(SPI)

Y

S-PDSO-N10

e3

3 mm

10

1

8

85 Cel

-40 Cel

PLASTIC/EPOXY

HVSON

SOLCC10,.12,20

SQUARE

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

64

TS 16949

.8 mm

5 mA

3.6 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

MATTE TIN

NO LEAD

.5 mm

DUAL

1/100 SECOND

NO

3 mm

TIMER, REAL TIME CLOCK

PCF2127AT/1,518 by NXP Semiconductors

PCF2127AT/1,518

NXP Semiconductors

PCF2127AT/1,518 by NXP Semiconductors is a CMOS TIMER & REAL TIME CLOCK with I2C interface. It operates b/w -40 to 85 °C and supports interrupt capability. With a supply voltage range of 1.8-4.2 V, it's ideal for industrial applications requiring precise timekeeping in compact designs.

.032 MHz

0

I2C

Y

R-PDSO-G20

12.8 mm

20

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP20,.4

RECTANGULAR

SMALL OUTLINE

2/4

Not Qualified

2.65 mm

Timers or RTCs

4.2 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

GULL WING

1.27 mm

DUAL

SECONDS

YES

7.5 mm

TIMER, REAL TIME CLOCK

RX-8581NB:B3:PURESN by Seiko Epson

RX-8581NB:B3:PURESN

Seiko Epson

RX-8581NB:B3:PURESN by Seiko Epson is a CMOS timer & real-time clock with I2C access, suitable for industrial applications. It operates b/w -40 to 85°C, has a max supply voltage of 5.5V, and features interrupt capability. With a small outline package style and 22 terminals, it offers precise timekeeping in compact designs.

LG-MAX

.032 MHz

I2C

Y

R-PDSO-N22

e3

6.3 mm

22

85 Cel

-40 Cel

PLASTIC/EPOXY

SON

SOLCC22,.2,20

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

1.4 mm

Timer or RTC

5.5 V

1.8 V

2.7 V

YES

CMOS

INDUSTRIAL

TIN

NO LEAD

.5 mm

DUAL

SECONDS

YES

4.8 mm

TIMER, REAL TIME CLOCK

PCF8523TS/1,112 by NXP Semiconductors

PCF8523TS/1,112

NXP Semiconductors

NXP Semiconductors' PCF8523TS/1,112 is a CMOS TIMER & REAL TIME CLOCK with I2C interface. Operating from -40 to 85 °C, it has interrupt capability and supports voltages from 1.2V to 5.5V. This surface-mount device in PLASTIC/EPOXY package is ideal for industrial applications requiring accurate timekeeping.

.032 MHz

I2C

Y

R-PDSO-G14

5 mm

1

14

1

85 Cel

-40 Cel

PLASTIC/EPOXY

TSSOP

TSSOP14,.25

RECTANGULAR

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

260

1.2/5.5

Not Qualified

1.1 mm

Timer or RTC

5.5 V

1.2 V

3 V

YES

CMOS

INDUSTRIAL

GULL WING

.65 mm

DUAL

SECONDS

YES

4.4 mm

TIMER, REAL TIME CLOCK

PCF8523U/12AA/1,00 by NXP Semiconductors

PCF8523U/12AA/1,00

NXP Semiconductors

PCF8523U/12AA/1,00 by NXP Semiconductors is an I2C RTC with 12 terminals, operating voltage of 1.2-5.5V, and clock frequency of 0.032 MHz. Ideal for industrial applications requiring real-time clock functionality in a compact rectangular package.

.032 MHz

I2C

Y

R-XUUC-N12

12

1

85 Cel

-40 Cel

UNSPECIFIED

DIE

DIE OR CHIP

RECTANGULAR

UNCASED CHIP

NOT SPECIFIED

1.2/5.5

Not Qualified

Timer or RTC

5.5 V

1.2 V

3 V

YES

CMOS

INDUSTRIAL

NO LEAD

UPPER

SECONDS

NOT SPECIFIED

YES

TIMER, REAL TIME CLOCK

RX-8571LC:B:PURESN by Seiko Epson

RX-8571LC:B:PURESN

Seiko Epson

Seiko Epson's RX-8571LC:B:PURESN is a CMOS timer & real-time clock with I2C access, suitable for industrial use. It operates b/w -40 to 85°C, with supply voltage ranging from 1.6V to 5.5V. This surface-mountable device has 12 terminals and interrupt capability, making it ideal for applications requiring precise timekeeping in compact spaces.

I2C

Y

R-PDSO-J12

e3

3.6 mm

12

85 Cel

-40 Cel

PLASTIC/EPOXY

SOJ

TSSOJ12,.11,20

RECTANGULAR

SMALL OUTLINE

260

1.8/5

Not Qualified

1.2 mm

Timer or RTC

5.5 V

1.6 V

3 V

YES

CMOS

INDUSTRIAL

TIN

J BEND

.5 mm

DUAL

SECONDS

30

YES

2.4 mm

TIMER, REAL TIME CLOCK

RX-8581NB:B:PURESN by Seiko Epson

RX-8581NB:B:PURESN

Seiko Epson

RX-8581NB:B:PURESN by Seiko Epson is a CMOS timer & real-time clock with I2C access, suitable for industrial applications. It operates b/w -40 to 85 °C, with supply voltage ranging from 1.8V to 5.5V. This surface-mount device has a small outline package measuring 6.3mm x 4.8mm and offers interrupt capability for precise timekeeping in various electronic systems.

LG-MAX

.032 MHz

I2C

Y

R-PDSO-N22

e3

6.3 mm

22

85 Cel

-40 Cel

PLASTIC/EPOXY

SON

SOLCC22,.2,20

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

1.4 mm

Timer or RTC

5.5 V

1.8 V

2.7 V

YES

CMOS

INDUSTRIAL

TIN

NO LEAD

.5 mm

DUAL

SECONDS

YES

4.8 mm

TIMER, REAL TIME CLOCK

RX-8581SA:B0:PURESN by Seiko Epson

RX-8581SA:B0:PURESN

Seiko Epson

RX-8581SA:B0:PURESN by Seiko Epson is a CMOS TIMER & REAL TIME CLOCK with I2C access, suitable for industrial applications. It operates b/w -40 to 85°C, has a clock frequency of 0.032 MHz, and requires a supply voltage of 1.8-5.5V. This surface-mount device features 14 terminals in a small outline package measuring 10.1mm x 5mm x 3.3mm.

.032 MHz

I2C

Y

R-PDSO-G14

e3

10.1 mm

14

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP14,.3

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

3.3 mm

Timer or RTC

5.5 V

1.8 V

2.7 V

YES

CMOS

INDUSTRIAL

TIN

GULL WING

1.27 mm

DUAL

SECONDS

YES

5 mm

TIMER, REAL TIME CLOCK

RX-8581SA:B3:PURESN by Seiko Epson

RX-8581SA:B3:PURESN

Seiko Epson

RX-8581SA:B3:PURESN by Seiko Epson is a small outline timer and real-time clock with I2C access method. It operates at a max supply voltage of 5.5V and has an industrial temperature grade range of -40 to 85°C. This device is commonly used in applications that require accurate timekeeping and scheduling functions.

.032 MHz

I2C

Y

R-PDSO-G14

e3

10.1 mm

14

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP14,.3

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

3.3 mm

Timer or RTC

5.5 V

1.8 V

2.7 V

YES

CMOS

INDUSTRIAL

TIN

GULL WING

1.27 mm

DUAL

SECONDS

YES

5 mm

TIMER, REAL TIME CLOCK

RX-8581SA:B:PURESN by Seiko Epson

RX-8581SA:B:PURESN

Seiko Epson

RX-8581SA:B:PURESN by Seiko Epson is a CMOS technology real-time clock with I2C access, suitable for industrial applications. It operates b/w -40 to 85°C, has interrupt capability, and a clock frequency of 0.032 MHz. With a small outline package style and 14 terminals, it's ideal for time-sensitive systems requiring precise timing accuracy.

.032 MHz

I2C

Y

R-PDSO-G14

e3

10.1 mm

14

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP14,.3

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

3.3 mm

Timer or RTC

5.5 V

1.8 V

2.7 V

YES

CMOS

INDUSTRIAL

TIN

GULL WING

1.27 mm

DUAL

SECONDS

YES

5 mm

TIMER, REAL TIME CLOCK

RTC-4543SA:A0:PURESN by Seiko Epson

RTC-4543SA:A0:PURESN

Seiko Epson

RTC-4543SA:A0:PURESN by Seiko Epson is a CMOS real-time clock with 14 terminals and 3-wire serial access. It operates b/w -40 to 85°C, suitable for industrial applications. With a clock frequency of 0.032 MHz and small outline package style, it's ideal for timekeeping in electronic devices.

.032 MHz

SERIAL, 3-WIRE

R-PDSO-G14

e3

10.1 mm

14

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

RECTANGULAR

SMALL OUTLINE

260

3.3 mm

5.5 V

2.5 V

5 V

YES

CMOS

INDUSTRIAL

TIN

GULL WING

1.27 mm

DUAL

5 mm

TIMER, REAL TIME CLOCK

RTC-72423A3:PURESN by Seiko Epson

RTC-72423A3:PURESN

Seiko Epson

RTC-72423A3:PURESN by Seiko Epson is a CMOS timer & real-time clock with 24 terminals, operating b/w -40 to 85°C. It has a 4-bit data bus width, parallel access method, and can handle supply voltages from 4.5V to 5.5V. Ideal for industrial applications requiring precise timekeeping in compact spaces.

LG-MAX

4

PARALLEL

N

R-PDSO-G24

e3

16.3 mm

4

24

85 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP24,.5

RECTANGULAR

SMALL OUTLINE

260

5

Not Qualified

2.8 mm

Timer or RTC

5.5 V

4.5 V

5 V

YES

CMOS

INDUSTRIAL

TIN

GULL WING

1.27 mm

DUAL

SECONDS

YES

7.9 mm

TIMER, REAL TIME CLOCK

RX-8581NB:B0 by Seiko Epson

RX-8581NB:B0

Seiko Epson

RX-8581NB:B0 by Seiko Epson is a CMOS timer & real-time clock with I2C access, interrupt capability, and 22 terminals. It operates b/w -40 to 85 °C, has a clock frequency of 0.032 MHz, and requires supply voltage of 1.8-5.5 V. Ideal for industrial applications requiring precise timekeeping in compact spaces.

LG-MAX

.032 MHz

I2C

Y

R-PDSO-N22

6.3 mm

22

85 Cel

-40 Cel

PLASTIC/EPOXY

SON

SOLCC22,.2,20

RECTANGULAR

SMALL OUTLINE

2/5

Not Qualified

1.4 mm

Timer or RTC

5.5 V

1.8 V

2.7 V

YES

CMOS

INDUSTRIAL

NO LEAD

.5 mm

DUAL

SECONDS

YES

4.8 mm

TIMER, REAL TIME CLOCK

RX-8581NB:B3 by Seiko Epson

RX-8581NB:B3

Seiko Epson

RX-8581NB:B3 by Seiko Epson is a CMOS timer & real-time clock with I2C access, suitable for industrial applications. It operates b/w -40 to 85°C, has interrupt capability, and requires a supply voltage of 1.8-5.5V. With a small outline package style and 22 terminals, it offers precise timekeeping in compact designs.

LG-MAX

.032 MHz

I2C

Y

R-PDSO-N22

6.3 mm

22

85 Cel

-40 Cel

PLASTIC/EPOXY

SON

SOLCC22,.2,20

RECTANGULAR

SMALL OUTLINE

2/5

Not Qualified

1.4 mm

Timer or RTC

5.5 V

1.8 V

2.7 V

YES

CMOS

INDUSTRIAL

NO LEAD

.5 mm

DUAL

SECONDS

YES

4.8 mm

TIMER, REAL TIME CLOCK

PCF8564AU/10AB/1,0 by NXP Semiconductors

PCF8564AU/10AB/1,0

NXP Semiconductors

PCF8564AU/10AB/1,0 by NXP is a CMOS real-time clock with I2C access, ideal for industrial applications. It operates b/w 1.8V and 5.5V, features interrupt capability, and withstands temperatures from -40 °C to 85 °C. Its compact design makes it suitable for space-constrained environments.

.032 MHz

I2C

Y

R-XUUC-N9

9

1

85 Cel

-40 Cel

UNSPECIFIED

DIE

WAFER

RECTANGULAR

UNCASED CHIP

NOT SPECIFIED

2/5

Not Qualified

Timer or RTC

5.5 V

1.8 V

2 V

YES

CMOS

INDUSTRIAL

NO LEAD

UPPER

SECONDS

NOT SPECIFIED

NO

TIMER, REAL TIME CLOCK