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Real Time Clock

Real Time Clocks are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many real time clock manufacturers including Analog Devices, Epson, Microchip, Micro Crystal, NXP, Renesas Electronics, STMicroelectronics & more.
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Please view our large selection of real time clocks below.

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Part #

Real Time Clock 1338D-31 REAL TIME CLOCK

1338D-31DVGI8
Renesas Electronics
2 500: 14,20 kr
Non-Stocked Lead-Time 33 Weeks

Mfr. Part No.
1338D-31DVGI8

Mouser Part No
972-1338D-31DVGI8

Renesas Electronics

Real Time Clock 1338D-31 REAL TIME CLOCK

Datasheet

Non-Stocked Lead-Time 33 Weeks

Reel

14,20 kr

Min.: 2 500
Mult.: 2 500

: 2 500

1338

Reel

Real Time Clock 1339D-31 REAL TIME CLOCK

1339D-31DVGI8
Renesas Electronics
2 500: 13,99 kr
Non-Stocked Lead-Time 33 Weeks

Mfr. Part No.
1339D-31DVGI8

Mouser Part No
972-1339D-31DVGI8

Renesas Electronics

Real Time Clock 1339D-31 REAL TIME CLOCK

Datasheet

Non-Stocked Lead-Time 33 Weeks

Reel

13,99 kr

Min.: 2 500
Mult.: 2 500

: 2 500

1339

Reel

Real Time Clock Real Time Clock

RX-4571LC:B0 PURE SN
Epson Timing
1: 33,18 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
RX-4571LC:B0 PURE SN

Mouser Part No
732-R4571LC:B0PURESN

Epson Timing

Real Time Clock Real Time Clock

Datasheet

Non-Stocked Lead-Time 17 Weeks

Cut Tape

33,18 kr

24,70 kr

23,00 kr

19,19 kr

Reel

16,22 kr

16,01 kr

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

I2C

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Real Time Clock

RX-4571SA:B0 PURE SN
Epson Timing
1 000: 14,95 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
RX-4571SA:B0 PURE SN

Mouser Part No
732-R4571SA:B0PURESN

Epson Timing

Real Time Clock Real Time Clock

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

14,95 kr

14,73 kr

Min.: 1 000
Mult.: 1 000

: 1 000

Serial 3-Wire

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel

Real Time Clock Real Time Clock

RX-8803SA:UB0 PURE SN
Epson Timing
1 000: 19,50 kr
Non-Stocked Lead-Time 20 Weeks

Mfr. Part No.
RX-8803SA:UB0 PURE SN

Mouser Part No
732-R8803SAUB0PURESN

Epson Timing

Real Time Clock Real Time Clock

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

19,50 kr

19,19 kr

Min.: 1 000
Mult.: 1 000

: 1 000

I2C

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel

Real Time Clock RTC I2C-BUS 5+23PPM SON-22 PIN 250TR

RTC-8564NB:B3 ROHS
Epson Timing
1: 96,25 kr
Non-Stocked Lead-Time 16 Weeks
New At Mouser

Mfr. Part No.
RTC-8564NB:B3 ROHS

Mouser Part No
732-RTC8564NBB3ROHS

New At Mouser

Epson Timing

Real Time Clock RTC I2C-BUS 5+23PPM SON-22 PIN 250TR

Datasheet

Non-Stocked Lead-Time 16 Weeks

Cut Tape

96,25 kr

74,94 kr

69,54 kr

63,71 kr

Reel

60,95 kr

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

MG7050HAN

Reel, Cut Tape, MouseReel

Real Time Clock RX-4571SA:B0 PURE SN RTC SON 14PIN 5+/-23PPM 1K TR

RX-4571SAB0 PURE SN
Epson Timing
1 000: 16,64 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX-4571SAB0 PURE SN

Mouser Part No
732-RX-4571SABPURESN

Epson Timing

Real Time Clock RX-4571SA:B0 PURE SN RTC SON 14PIN 5+/-23PPM 1K TR

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

16,64 kr

16,43 kr

16,22 kr

Min.: 1 000
Mult.: 1 000

: 1 000

I2C

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

SOP-14

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX-4571SA

SMD/SMT

Reel

Real Time Clock RX-4803SA:UA0 PURE SN RTC +/-3.4PPM-40 85C 1K T/R

RX-4803SAUA0 PURE SN
Epson Timing
1 000: 31,06 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
RX-4803SAUA0 PURE SN

Mouser Part No
732-RX-483SAUAPURESN

Epson Timing

Real Time Clock RX-4803SA:UA0 PURE SN RTC +/-3.4PPM-40 85C 1K T/R

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

31,06 kr

Min.: 1 000
Mult.: 1 000

: 1 000

SPI

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

SOP-14

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX-4803SA

SMD/SMT

Reel

Real Time Clock 32.768KHz 2.5V-5.5V 8 Bit x 256

RX-5412SF:B3
Epson Timing
250: 51,30 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
RX-5412SF:B3

Mouser Part No
732-RX-5412SF:B3

Epson Timing

Real Time Clock 32.768KHz 2.5V-5.5V 8 Bit x 256

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

51,30 kr

51,20 kr

48,55 kr

Min.: 250
Mult.: 250

: 250

Serial 4-Wire

8 B

2.5 V

5.5 V

- 40 C

+ 85 C

RX-5412SF

SMD/SMT

Reel

Real Time Clock 3.0Volt -40 to 85C I2C BUS

RX-8035LC:AA0
Epson Timing
1 000: 23,32 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
RX-8035LC:AA0

Mouser Part No
732-RX-8035LC:AA0

Epson Timing

Real Time Clock 3.0Volt -40 to 85C I2C BUS

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

23,32 kr

Min.: 1 000
Mult.: 1 000

: 1 000

I2C

VSOJ-12

2.4 V

5.5 V

- 40 C

+ 85 C

RX-8035LC

SMD/SMT

Reel

Real Time Clock 3.0Volt -40 to 85C I2C BUS

RX-8035LC:AA3
Epson Timing
1: 44,63 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
RX-8035LC:AA3

Mouser Part No
732-RX-8035LC:AA3

Epson Timing

Real Time Clock 3.0Volt -40 to 85C I2C BUS

Datasheet

Non-Stocked Lead-Time 17 Weeks

Cut Tape

44,63 kr

33,60 kr

30,95 kr

29,68 kr

Reel

25,12 kr

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

I2C

VSOJ-12

2.4 V

5.5 V

- 40 C

+ 85 C

RX-8035LC

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 3.0Volt -40 to 85C I2C BUS

RX-8035LC:B0
Epson Timing
1 000: 22,68 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
RX-8035LC:B0

Mouser Part No
732-RX-8035LC:B0

Epson Timing

Real Time Clock 3.0Volt -40 to 85C I2C BUS

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

22,68 kr

Min.: 1 000
Mult.: 1 000

: 1 000

I2C

VSOJ-12

2.4 V

5.5 V

- 40 C

+ 85 C

RX-8035LC

SMD/SMT

Reel

Real Time Clock 3.0Volt -40 to 85C I2C BUS

RX-8035SA:AA0
Epson Timing
1 000: 18,44 kr
Non-Stocked Lead-Time 20 Weeks

Mfr. Part No.
RX-8035SA:AA0

Mouser Part No
732-RX-8035SA:AA0

Epson Timing

Real Time Clock 3.0Volt -40 to 85C I2C BUS

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

18,44 kr

Min.: 1 000
Mult.: 1 000

: 1 000

I2C

SOP-14

2.4 V

5.5 V

- 40 C

+ 85 C

RX-8035SA

SMD/SMT

Reel

Real Time Clock 3.0Volt -40 to 85C I2C BUS

RX-8035SA:AA3
Epson Timing
1: 36,57 kr
Non-Stocked Lead-Time 20 Weeks

Mfr. Part No.
RX-8035SA:AA3

Mouser Part No
732-RX-8035SA:AA3

Epson Timing

Real Time Clock 3.0Volt -40 to 85C I2C BUS

Datasheet

Non-Stocked Lead-Time 20 Weeks

Cut Tape

36,57 kr

27,24 kr

25,02 kr

23,74 kr

Reel

20,03 kr

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

I2C

SOP-14

2.4 V

5.5 V

- 40 C

+ 85 C

RX-8035SA

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 3.0Volt -40 to 85C I2C BUS

RX-8035SA:B0
Epson Timing
1 000: 16,43 kr
Non-Stocked Lead-Time 20 Weeks

Mfr. Part No.
RX-8035SA:B0

Mouser Part No
732-RX-8035SA:B0

Epson Timing

Real Time Clock 3.0Volt -40 to 85C I2C BUS

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

16,43 kr

Min.: 1 000
Mult.: 1 000

: 1 000

I2C

SOP-14

2.4 V

5.5 V

- 40 C

+ 85 C

RX-8035SA

SMD/SMT

Reel

Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 14 PIN

RX-8571SA:B3 PURE SN
Epson Timing
1: 61,37 kr
Non-Stocked Lead-Time 16 Weeks

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

Mouser Part No
732-RX-8571SA:B3S

Epson Timing

Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 14 PIN

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

Cut Tape

61,37 kr

47,17 kr

43,57 kr

39,64 kr

Reel

37,31 kr

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

16 B

SOP-14

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX-8571SA

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock RX-8803LC:UA0 PURE SN I2C-BUS RTC +/-3.4PPM-40 85C VSOJ-12 PIN 1K TR

RX-8803LCUA0 PURE SN
Epson Timing
1 000: 41,45 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX-8803LCUA0 PURE SN

Mouser Part No
732-RX-883LCUAPURESN

Epson Timing

Real Time Clock RX-8803LC:UA0 PURE SN I2C-BUS RTC +/-3.4PPM-40 85C VSOJ-12 PIN 1K TR

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

41,45 kr

40,70 kr

Min.: 1 000
Mult.: 1 000

: 1 000

I2C

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

VSOJ-12

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 85 C

RX-8803LC

Reel

Real Time Clock RX-4035SA:AAB PURE SN REAL TIME CLOCK 5+/-5PPM BULK - CUT TAPE

RX-4035SAAAB PURE SN
Epson Timing
1: 85,22 kr
Non-Stocked Lead-Time 16 Weeks
New At Mouser

Mfr. Part No.
RX-4035SAAAB PURE SN

Mouser Part No
732-RX4035AAABPUREN

New At Mouser

Epson Timing

Real Time Clock RX-4035SA:AAB PURE SN REAL TIME CLOCK 5+/-5PPM BULK - CUT TAPE

Datasheet

Non-Stocked Lead-Time 16 Weeks

85,22 kr

66,04 kr

61,16 kr

55,97 kr

View

Min.: 1
Mult.: 1

RX-4035SA

Bulk

Real Time Clock RX-4035SA:AC0 PURE SN REAL TIME CLOCK 0+/-5PPM 1K T/R

RX-4035SAAC0 PURE SN
Epson Timing
1 000: 23,11 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX-4035SAAC0 PURE SN

Mouser Part No
732-RX4035AAC0PUREN

Epson Timing

Real Time Clock RX-4035SA:AC0 PURE SN REAL TIME CLOCK 0+/-5PPM 1K T/R

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

23,11 kr

21,62 kr

Min.: 1 000
Mult.: 1 000

: 1 000

RX-4035SA

Reel

Real Time Clock RX-4035SA:B0 PURE SN REAL TIME CLOCK 5+/-23PPM (SOP 14 PIN) 1K TR

RX-4035SAB0 PURE SN
Epson Timing
1 000: 24,17 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX-4035SAB0 PURE SN

Mouser Part No
732-RX4035SAB0PURESN

Epson Timing

Real Time Clock RX-4035SA:B0 PURE SN REAL TIME CLOCK 5+/-23PPM (SOP 14 PIN) 1K TR

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

24,17 kr

22,58 kr

Min.: 1 000
Mult.: 1 000

: 1 000

RX-4035SA

Reel

Real Time Clock RX-4035SA:B PURE SN REAL TIME CLOCK 5+/-23PPM STICK

RX-4035SAB PURE SN
Epson Timing
1: 81,30 kr
Non-Stocked Lead-Time 16 Weeks
New At Mouser

Mfr. Part No.
RX-4035SAB PURE SN

Mouser Part No
732-RX4035SABPURESN

New At Mouser

Epson Timing

Real Time Clock RX-4035SA:B PURE SN REAL TIME CLOCK 5+/-23PPM STICK

Datasheet

Non-Stocked Lead-Time 16 Weeks

81,30 kr

62,96 kr

58,41 kr

53,32 kr

View

Min.: 1
Mult.: 1

RX-4035SA

Tube

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

RX-4045NBAA0 PURE SN
Epson Timing
1 000: 25,55 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX-4045NBAA0 PURE SN

Mouser Part No
732-RX4045NBAA0PUREN

Epson Timing

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

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

25,55 kr

23,74 kr

Min.: 1 000
Mult.: 1 000

: 1 000

RX-4035SA

Reel

Real Time Clock RX4111CE:AB REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM BULK

RX4111CE AB
Epson Timing
1: 43,14 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX4111CE AB

Mouser Part No
732-RX4111CEAB

Epson Timing

Real Time Clock RX4111CE:AB REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM BULK

Datasheet

Non-Stocked Lead-Time 16 Weeks

43,14 kr

32,22 kr

27,14 kr

26,71 kr

View

Min.: 1
Mult.: 1

RX4111CE

Bulk

Real Time Clock RX4111CE:BB REAL TIME CLOCK SPI-BUS 3.0V 23PPM BULK

RX4111CE BB
Epson Timing
1: 35,51 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX4111CE BB

Mouser Part No
732-RX4111CEBB

Epson Timing

Real Time Clock RX4111CE:BB REAL TIME CLOCK SPI-BUS 3.0V 23PPM BULK

Datasheet

Non-Stocked Lead-Time 16 Weeks

35,51 kr

26,50 kr

22,58 kr

21,84 kr

View

Min.: 1
Mult.: 1

RX4111CE

Bulk

Real Time Clock RX-4571NB:B0 PURE SN RTC SON 22PIN 5+/-23PPM 1K TR

RX-4571NBB0 PURE SN
Epson Timing
1 000: 16,43 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
RX-4571NBB0 PURE SN

Mouser Part No
732-RX4571NBB0PURESN

Epson Timing

Real Time Clock RX-4571NB:B0 PURE SN RTC SON 22PIN 5+/-23PPM 1K TR

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

16,43 kr

15,90 kr

15,58 kr

Min.: 1 000
Mult.: 1 000

: 1 000

RX-4571LC

Reel

Real Time Clock

Customer Service Office

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2 B
3 B
4 B
7 B
8 B
10 B
12 B
16 B
20 B
31 B
32 B
56 B
64 B
96 B
113 B
114 B
128 B
160 B
236 B
242 B

3.2 mm x 2.5 mm x 1 mm
DFN-16
DFN-20
DFN2626-10
DFN-8
DIP-16
DIP-8
EDIP-24
EDIP-28
EDIP-32
HWSON-8
LGA-10
MSOP-10
MSOP-8
PCDIP-24
PCDIP-28
PDIP-16
PDIP-24
PDIP-28
PDIP-8

600 mV
750 mV
900 mV
1 V
1.1 V
1.2 V
1.25 V
1.3 V
1.4 V
1.5 V
1.6 V
1.7 V
1.71 V
1.8 V
2 V
2.2 V
2.3 V
2.38 V
2.4 V
2.5 V

1338
1339
1337AGD
AB-RTC-TA-32.768kHz-2
AB-RTC-TC-32.768kHz-2
AB-RTC-TH-32.768kHz-2
AB-RTC-XB-32.768kHz-2
AB-RTC-XL
AB-RTC-XLA
AB-RTC-XP-32.768kHz-2
AB-RTC-XPA-32.768kHz-2
AB-RTCMC
AB08x5
AB18x5
Artasie I2C
Artasie I2C w/ Power Management
Artasie SPI
Artasie SPI w/ Power Management
BQ32000
BQ32002