Real Time Clock – Mouser United Kingdom

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RX8900CE Real-Time Clock Modules

Epson Timing RX8900CE Real-Time Clock Modules offer a 2.5V to 5.5V interface voltage range and I²C-Bus interface type. RX8900CE modules feature a built-in, frequency-adjusted 32.7kHz crystal unit and DTCXO and multiple functions, including an auto power switch, clock output, wakeup timer, alarm, and temperature sensing. Epson Timing RX8900CE Real-Time Clock Modules operate in a -40°C to +85°C temperature range.

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Part #

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

RX8900CE UA0
Epson Timing
1: £2.84
710In Stock

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

710In Stock

Cut Tape

£2.84

£2.15

£1.97

£1.79

Reel

£1.79

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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: £8.19
1,087In Stock

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

1,087In Stock

Cut Tape

£8.19

£5.60

£4.86

£4.12

Reel

£4.02

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 2K T/R

RX8900CE:UB6
Epson Timing
1: £2.98
1,434In Stock

Mfr. Part No.
RX8900CE:UB6

Mouser Part No
732-RX8900CE:UB6

Epson Timing

Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 2K T/R

Learn More

Datasheet

1,434In Stock

Cut Tape

£2.98

£1.91

£1.63

£1.33

Reel

£1.05

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

RX8900CE

SMD/SMT

Reel, Cut Tape, MouseReel

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

RX8900SA UA0 PURE SN
Epson Timing
1: £4.17
964In 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

964In Stock

Cut Tape

£4.17

£3.03

£2.62

£2.25

View

Reel

£1.84

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 +/-5ppm -40C +85C

RX8900CE:UB3
Epson Timing
1: £5.46
172In Stock

Mfr. Part No.
RX8900CE:UB3

Mouser Part No
732-RX8900CE:UB3

Epson Timing

Real Time Clock 32.768kHz +/-5ppm -40C +85C

Learn More

Datasheet

172In Stock

Cut Tape

£5.46

£3.73

£3.28

£2.78

Reel

£2.28

£2.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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

RX8900CE

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 1K T/R

RX8900CE:UB0
Epson Timing
1: £2.03
1,967Expected 28/05/2026

Mfr. Part No.
RX8900CE:UB0

Mouser Part No
732-RX8900CE:UB0

Epson Timing

Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 1K T/R

Learn More

Datasheet

1,967Expected 28/05/2026

Cut Tape

£2.03

£1.52

£1.39

£1.25

Reel

£1.07

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN BULK

RX8900CE:UAB
Epson Timing
1: £6.16
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX8900CE:UAB

Mouser Part No
732-RX8900CE:UAB

Epson Timing

Real Time Clock I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN BULK

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

£6.16

£5.88

£4.80

£4.76

View

Min.: 1
Mult.: 1

RX8900CE

Bulk

Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN BULK

RX8900CE:UBB
Epson Timing
1: £3.34
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX8900CE:UBB

Mouser Part No
732-RX8900CE:UBB

Epson Timing

Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN BULK

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

£3.34

£3.33

£2.70

£2.67

View

Min.: 1
Mult.: 1

RX8900CE

Bulk

Real Time Clock RX8900CE:UA6 I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN 2K TR

RX8900CEUA6
Epson Timing
2,000: £1.53
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX8900CEUA6

Mouser Part No
732-RX8900CEUA6

Epson Timing

Real Time Clock RX8900CE:UA6 I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN 2K TR

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

£1.53

£1.52

Min.: 2,000
Mult.: 2,000

Reel: 2,000

RX8900CE

Reel

Real Time Clock RX8900CE:UAX I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN ANY T/R

RX8900CEUAX
Epson Timing
1: £8.63
Non-Stocked

Mfr. Part No.
RX8900CEUAX

Mouser Part No
732-RX8900CEUAX

Epson Timing

Real Time Clock RX8900CE:UAX I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN ANY T/R

Learn More

Datasheet

Non-Stocked

Cut Tape

£8.63

£6.71

£6.41

£5.55

View

Min.: 1
Mult.: 1

Backup Switching

2.5 V

5.5 V

- 40 C

+ 85 C

RX8900CE

SMD/SMT

Reel

Real Time Clock RX8900CE:UC3 I2C-BUS RTC +/-5.0PPM-30 70C 10 PIN 250 T/R

RX8900CEUC3
Epson Timing
250: £2.75
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX8900CEUC3

Mouser Part No
732-RX8900CEUC3

Epson Timing

Real Time Clock RX8900CE:UC3 I2C-BUS RTC +/-5.0PPM-30 70C 10 PIN 250 T/R

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

£2.75

£2.62

£2.41

£2.31

Min.: 250
Mult.: 250

Reel: 250

RX8900CE

Reel

Real Time Clock RX8900CE:UCB I2C-BUS RTC +/-5.0PPM-30 70C BULK-CUT TAPE

RX8900CEUCB
Epson Timing
1: £3.98
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX8900CEUCB

Mouser Part No
732-RX8900CEUCB

Epson Timing

Real Time Clock RX8900CE:UCB I2C-BUS RTC +/-5.0PPM-30 70C BULK-CUT TAPE

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

£3.98

£3.57

£2.79

£2.70

View

Min.: 1
Mult.: 1

RX8900CE

Bulk

RX8900CE Real-Time Clock Modules

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