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Epson Real Time Clock

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Part #

Real Time Clock RX8901CE:XB A0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-5ppm 2k TR

RX8901CE XB A06
Epson Timing
1: $4.50
3,275In Stock

Mfr. Part No.
RX8901CE XB A06

Mouser Part No
732-RX8901CEXBA06

Epson Timing

Real Time Clock RX8901CE:XB A0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-5ppm 2k TR

Learn More

Datasheet

3,275In Stock

Cut Tape

$4.50

$3.39

$3.12

$2.78

View

Reel

$2.33

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX8901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock

RX8010SJ
Epson Timing
1: $3.46
55,740In Stock

Mfr. Part No.
RX8010SJ

Mouser Part No
732-RX8010SJ

Epson Timing

Real Time Clock

Datasheet

55,740In Stock

$3.46

$2.58

$2.36

$2.11

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

16 B

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX8010SJ

SMD/SMT

Bulk

Real Time Clock RX-4045SA:AA3 PURE SN 5+/-5PPM 250 T/R

RX-4045SAAA3 PURE SN
Epson Timing
1: $9.57
2,643In Stock

Mfr. Part No.
RX-4045SAAA3 PURE SN

Mouser Part No
732-RX-4045SA:AA3S

Epson Timing

Real Time Clock RX-4045SA:AA3 PURE SN 5+/-5PPM 250 T/R

Datasheet

2,643In Stock

Cut Tape

$9.57

$7.45

$6.24

$5.83

Reel

$5.57

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Serial 4-Wire

YY-MM-DD-dd

HH:MM:SS (24 hr)

SOP-14

No Backup Switching

1.7 V

5.5 V

- 40 C

+ 85 C

RX-4045SA

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 1K TR

RX6110SA:B0 PURE SN
Epson Timing
1: $1.98
1,672In Stock

Mfr. Part No.
RX6110SA:B0 PURE SN

Mouser Part No
732-RX6110SAB0PURESN

Epson Timing

Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 1K TR

Datasheet

1,672In Stock

Cut Tape

$1.98

$1.57

$1.46

$1.35

Reel

$1.25

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Serial, I2C, SPI

YY-MM-DD-dd

HH:MM:SS (24 hr)

16 B

Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX6110SA

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX-4045SA:AA0 PURE SN 5+/-5PPM 1K T/R

RX-4045SAAA0 PURE SN
Epson Timing
1: $4.70
1,779In Stock

Mfr. Part No.
RX-4045SAAA0 PURE SN

Mouser Part No
732-R4045SAAA0PURESN

Epson Timing

Real Time Clock RX-4045SA:AA0 PURE SN 5+/-5PPM 1K T/R

Learn More

Datasheet

1,779In Stock

Cut Tape

$4.70

$3.55

$3.26

$2.91

Reel

$2.51

View

Min.: 1
Mult.: 1

: 1,000

Serial 4-Wire

YY-MM-DD-dd

HH:MM:SS (24 hr)

No Backup Switching

1.7 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape

Real Time Clock 3.8ppm 1.6-5.5V

RX8804CE:XB3
Epson Timing
1: $7.71
733In Stock

Mfr. Part No.
RX8804CE:XB3

Mouser Part No
732-RX8804CE:XB3

Epson Timing

Real Time Clock 3.8ppm 1.6-5.5V

Learn More

Datasheet

733In Stock

Cut Tape

$7.71

$5.94

$5.28

$4.93

Reel

$4.47

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX8804CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus

RX8900SA UA0 PURE SN
Epson Timing
1: $4.86
952In Stock

Mfr. Part No.
RX8900SA UA0 PURE SN

Mouser Part No
732-RX8900SAUA0SN

Epson Timing

Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus

Learn More

Datasheet

952In Stock

Cut Tape

$4.86

$3.69

$3.39

$3.02

Reel

$2.72

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

Backup Switching

2.5 V

5.5 V

- 40 C

+ 85 C

RX8900CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX4901CE XS B0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR

RX4901CE XS B06
Epson Timing
1: $5.85
1,860In Stock

Mfr. Part No.
RX4901CE XS B06

Mouser Part No
732-RX4901CEXSB06

Epson Timing

Real Time Clock RX4901CE XS B0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR

Learn More

Datasheet

1,860In Stock

Cut Tape

$5.85

$4.46

$4.11

$3.73

View

Reel

$3.22

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

256 B

Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX4901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX4901CEXS A0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR

RX4901CE XS A06
Epson Timing
1: $5.93
1,988In Stock

Mfr. Part No.
RX4901CE XS A06

Mouser Part No
732-RX4901CEXSA06

Epson Timing

Real Time Clock RX4901CEXS A0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR

Learn More

Datasheet

1,988In Stock

Cut Tape

$5.93

$4.53

$4.18

$3.80

View

Reel

$3.19

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

256 B

Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX4901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN 250TR

RX-8803LC:UB3 PURE SN
Epson Timing
1: $11.68
480In Stock

Mfr. Part No.
RX-8803LC:UB3 PURE SN

Mouser Part No
732-RX-8803LCUB3

Epson Timing

Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN 250TR

Learn More

Datasheet

480In Stock

Cut Tape

$11.68

$9.15

$8.52

$7.19

Reel

$7.12

View

Min.: 1
Mult.: 1

: 250

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

VSOJ-12

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX-8803LC

SMD/SMT

Reel, Cut Tape

Real Time Clock RX8130CE:BX REAL TIME CLOCK +/-23PPM ANY TR

RX8130CE BX
Epson Timing
1: $2.82
1,694In Stock

Mfr. Part No.
RX8130CE BX

Mouser Part No
732-RX8130CEBX

Epson Timing

Real Time Clock RX8130CE:BX REAL TIME CLOCK +/-23PPM ANY TR

Datasheet

1,694In Stock

Cut Tape

$2.82

$2.10

$1.94

Reel

$1.70

$1.62

View

Min.: 1
Mult.: 1

: 100

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

Backup Switching

1.25 V

5.5 V

- 40 C

+ 85 C

RX8130CE

SMD/SMT

Reel, Cut Tape

Real Time Clock 5+/-23PPM RTC 250TR

RX-8571LC:B3 PURE SN
Epson Timing
1: $7.27
844In Stock

Mfr. Part No.
RX-8571LC:B3 PURE SN

Mouser Part No
732-RX-8571LCB3

Epson Timing

Real Time Clock 5+/-23PPM RTC 250TR

Learn More

Datasheet

844In Stock

Cut Tape

$7.27

$5.61

$4.96

$4.64

Reel

$4.21

View

Min.: 1
Mult.: 1

: 250

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

16 B

VSOJ-12

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX-8571LC

SMD/SMT

Reel, Cut Tape

Real Time Clock RX-8571LC:B0 PURE SN 5+/-23PPM REAL TIME CLOCK

RX-8571LCB0 PURE SN
Epson Timing
1: $3.59
544In Stock

Mfr. Part No.
RX-8571LCB0 PURE SN

Mouser Part No
732-RX8571LCB0PURESN

Epson Timing

Real Time Clock RX-8571LC:B0 PURE SN 5+/-23PPM REAL TIME CLOCK

Learn More

Datasheet

544In Stock

Cut Tape

$3.59

$2.71

$2.49

$2.24

Reel

$1.79

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

16 B

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX-8571LC

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX4901CE XS C0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR

RX4901CE XS C06
Epson Timing
1: $5.85
1,196In Stock

Mfr. Part No.
RX4901CE XS C06

Mouser Part No
732-RX4901CEXSC06

Epson Timing

Real Time Clock RX4901CE XS C0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR

Learn More

Datasheet

1,196In Stock

Cut Tape

$5.85

$4.46

$4.11

$3.73

View

Reel

$3.30

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

256 B

Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX4901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX8901CE XB B0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-5ppm 2k TR

RX8901CE XB B06
Epson Timing
1: $4.51
986In Stock

Mfr. Part No.
RX8901CE XB B06

Mouser Part No
732-RX8901CEXBB06

Epson Timing

Real Time Clock RX8901CE XB B0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-5ppm 2k TR

Learn More

Datasheet

986In Stock

Cut Tape

$4.51

$3.41

$3.13

$2.83

Reel

$2.41

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX8901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX8901CE XS A0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-3ppm 2k TR

RX8901CE XS A06
Epson Timing
1: $5.93
645In Stock

Mfr. Part No.
RX8901CE XS A06

Mouser Part No
732-RX8901CEXSA06

Epson Timing

Real Time Clock RX8901CE XS A0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-3ppm 2k TR

Learn More

Datasheet

645In Stock

Cut Tape

$5.93

$4.53

$4.18

$3.80

View

Reel

$3.32

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX8901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX4111CE:A3 REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM 250TR

RX4111CE A3
Epson Timing
1: $4.74
5,830In Stock

Mfr. Part No.
RX4111CE A3

Mouser Part No
732-RX4111CEA3

Epson Timing

Real Time Clock RX4111CE:A3 REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM 250TR

Learn More

Datasheet

5,830In Stock

Cut Tape

$4.74

$3.57

$3.47

Reel

$3.47

$3.12

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Serial 4-Wire, SPI

Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX4111CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR

RX4901CE XS D06
Epson Timing
1: $5.93
1,922In Stock

Mfr. Part No.
RX4901CE XS D06

Mouser Part No
732-RX4901CEXSD06

Epson Timing

Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR

Learn More

Datasheet

1,922In Stock

Cut Tape

$5.93

$4.53

$4.18

$3.80

View

Reel

$3.25

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

256 B

Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX4901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX8901CE XS B0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-3ppm 2k TR

RX8901CE XS B06
Epson Timing
1: $5.93
368In Stock

Mfr. Part No.
RX8901CE XS B06

Mouser Part No
732-RX8901CEXSB06

Epson Timing

Real Time Clock RX8901CE XS B0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-3ppm 2k TR

Learn More

Datasheet

368In Stock

Cut Tape

$5.93

$4.53

$4.18

$3.80

View

Reel

$3.41

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX8901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 32.768kHz 5ppm I2C-Bus

RX8130CE B0
Epson Timing
1: $1.39
9,272In Stock
16,000Expected 03/11/2026

Mfr. Part No.
RX8130CE B0

Mouser Part No
732-RX8130CEB0

Epson Timing

Real Time Clock 32.768kHz 5ppm I2C-Bus

Datasheet

9,272In Stock

16,000Expected 03/11/2026

Cut Tape

$1.39

$1.00

$0.905

$0.80

Reel

$0.686

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

Backup Switching

1.25 V

5.5 V

- 40 C

+ 85 C

RX8130CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus

RX8900CE UA0
Epson Timing
1: $3.97
559In Stock
1,000Expected 14/09/2026

Mfr. Part No.
RX8900CE UA0

Mouser Part No
732-RX8900CEUA0

Epson Timing

Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus

Learn More

Datasheet

559In Stock

1,000Expected 14/09/2026

Cut Tape

$3.97

$3.00

$2.76

$2.49

View

Reel

$2.25

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

Backup Switching

2.5 V

5.5 V

- 40 C

+ 85 C

RX8900CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus

RX8900CE UA3
Epson Timing
1: $9.78
246In Stock
750Expected 24/06/2026

Mfr. Part No.
RX8900CE UA3

Mouser Part No
732-RX8900CEUA3

Epson Timing

Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus

Learn More

Datasheet

Product Comments

246In Stock

750Expected 24/06/2026

Cut Tape

$9.78

$7.62

$7.07

$6.46

Reel

$6.14

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

Backup Switching

2.5 V

5.5 V

- 40 C

+ 85 C

RX8900CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus

RX8900SA UC3 PURE SN
Epson Timing
1: $6.12
604In Stock

Mfr. Part No.
RX8900SA UC3 PURE SN

Mouser Part No
732-RX8900SAUC3SN

Epson Timing

Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus

Learn More

Datasheet

604In Stock

Cut Tape

$6.12

$4.69

$4.34

$3.95

Reel

$3.75

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

Backup Switching

2.5 V

5.5 V

- 40 C

+ 85 C

RX8900SA

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX4901CE XB D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR

RX4901CE XB D06
Epson Timing
1: $4.50
289In Stock

Mfr. Part No.
RX4901CE XB D06

Mouser Part No
732-RX4901CEXBD06

Epson Timing

Real Time Clock RX4901CE XB D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR

Learn More

Datasheet

289In Stock

Cut Tape

$4.50

$3.39

$3.12

$2.82

Reel

$2.36

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

256 B

Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX4901CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX-8803LC:UB PURE SN I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN BULK

RX-8803LCUB PURE SN BULK
Epson Timing
1: $11.67
5In Stock

Mfr. Part No.
RX-8803LCUB PURE SN BULK

Mouser Part No
732-8803LCUBPRSNBULK

Epson Timing

Real Time Clock RX-8803LC:UB PURE SN I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN BULK

Learn More

Datasheet

5In Stock

$11.67

$8.39

$8.01

$7.71

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX-8803LC

SMD/SMT

Bulk

Epson Real Time Clock

Customer Service Office

Company

Resources

Support

RTC
RX-4035LC
RX-4035SA
RX-4045SA
RX4111CE
RX-4571LC
RX-4571SA
RX-4803LC
RX-4803SA
RX4901CE
RX-5412SF
RX6110SA
RX8010SJ
RX-8025SA
RX-8035LC
RX-8035SA
RX8111CE
RX8130CE
RX-8571LC
RX-8571SA