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Seiko Epson Timers & Real-Time Clocks 21

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) Volatile Width Peripheral IC Type
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

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

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

RA-8565SA:B0:PURESN by Seiko Epson

RA-8565SA:B0:PURESN

Seiko Epson

RA-8565SA:B0:PURESN by Seiko Epson is a CMOS timer & real-time clock with I2C access, suitable for automotive applications. It operates b/w -40 to 125°C, has a max supply voltage of 5.5V, and features a small outline package style with 14 terminals.

.032 MHz

I2C

Y

R-PDSO-G14

e3

10.1 mm

14

125 Cel

-40 Cel

PLASTIC/EPOXY

SOP

SOP14,.3

RECTANGULAR

SMALL OUTLINE

260

2/5

Not Qualified

AEC-Q200

3.3 mm

Timers or RTCs

5.5 V

1.8 V

3 V

YES

CMOS

AUTOMOTIVE

TIN

GULL WING

1.27 mm

DUAL

SECONDS

30

YES

5 mm

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

RX-4045NB:AA3:PURESN by Seiko Epson

RX-4045NB:AA3:PURESN

Seiko Epson

RX-4045NB:AA3:PURESN by Seiko Epson is a CMOS peripheral IC with 22 terminals, suitable for industrial applications. It operates b/w -40 to 85 °C with supply voltage range of 1.7V to 5.5V. This small outline package clock features serial access method and SPI interface for precise timekeeping.

LG-MAX

SERIAL, 4-WIRE/SPI

R-PDSO-N22

6.3 mm

22

85 Cel

-40 Cel

PLASTIC/EPOXY

SON

RECTANGULAR

SMALL OUTLINE

260

1.4 mm

5.5 V

1.7 V

3 V

YES

CMOS

INDUSTRIAL

NO LEAD

.5 mm

DUAL

4.8 mm

TIMER, REAL TIME CLOCK

RX-4045NB:AA3 by Seiko Epson

RX-4045NB:AA3

Seiko Epson

RX-4045NB:AA3 by Seiko Epson is a CMOS peripheral IC with TIMER and REAL TIME CLOCK functions. It operates in an industrial temperature range from -40°C to 85°C, with a supply voltage of 1.7V to 5.5V. This surface-mount device has 22 terminals and uses SERIAL or 4-WIRE/SPI access methods, making it ideal for applications requiring precise timekeeping in compact spaces.

LG-MAX

SERIAL, 4-WIRE/SPI

R-PDSO-N22

6.3 mm

22

85 Cel

-40 Cel

PLASTIC/EPOXY

SON

RECTANGULAR

SMALL OUTLINE

NOT SPECIFIED

1.4 mm

5.5 V

1.7 V

3 V

YES

CMOS

INDUSTRIAL

NO LEAD

.5 mm

DUAL

NOT SPECIFIED

4.8 mm

TIMER, REAL TIME CLOCK

RX6110SA:BB:PURESN by Seiko Epson

RX6110SA:BB:PURESN

Seiko Epson

RX6110SA:BB:PURESN by Seiko Epson is a CMOS TIMER & REAL TIME CLOCK with I2C/SERIAL access, suitable for industrial applications. It operates b/w -40 to 85°C, with supply voltage range of 1.6-5.5V and small outline package style measuring 10.1mm x 5mm x 3.3mm in size.

0

I2C; SERIAL

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

1.6 V

3 V

YES

CMOS

INDUSTRIAL

TIN

GULL WING

1.27 mm

DUAL

5 mm

TIMER, REAL TIME CLOCK

RTC-8564JE:BB:ROHS by Seiko Epson

RTC-8564JE:BB:ROHS

Seiko Epson

RTC-8564JE:BB:ROHS 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 small outline device has 20 terminals and measures 7mm x 5.4mm in size, making it ideal for compact electronic designs.

I2C

R-PDSO-J20

e2

7 mm

20

85 Cel

-40 Cel

PLASTIC/EPOXY

SOJ

RECTANGULAR

SMALL OUTLINE

260

1.5 mm

5.5 V

1.8 V

3 V

YES

CMOS

INDUSTRIAL

TIN SILVER

J BEND

.65 mm

DUAL

5.4 mm

TIMER, REAL TIME CLOCK

RX8111CE:AB by Seiko Epson

RX8111CE:AB

Seiko Epson

Seiko Epson's RX8111CE:AB is a CMOS timer & real-time clock with I2C access, 64 RAM words, and interrupt capability. Ideal for industrial applications, it operates b/w -40 to 85 °C with a supply voltage range of 1.25V to 5.5V. This surface-mount chip carrier has a very thin profile and offers precise timekeeping at 0.032768 MHz frequency.

.032768 MHz

0

I2C

Y

R-CQCC-N10

3.2 mm

10

1

8

85 Cel

-40 Cel

CERAMIC, METAL-SEALED COFIRED

VQCCN

LCC10,.1X.12,27

RECTANGULAR

CHIP CARRIER, VERY THIN PROFILE

64

1 mm

5.5 V

1.25 V

3 V

YES

CMOS

INDUSTRIAL

NO LEAD

.7 mm

QUAD

1/1024 SECOND

YES

2.5 mm

TIMER, REAL TIME CLOCK