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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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Results: 603

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Part #

Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM BULK -

RX8010SJ:BB PURE SN
Epson Timing
1: $3.618
Non-Stocked Lead-Time 16 Weeks

Mfr. Part #
RX8010SJ:BB PURE SN

Mouser Part #
732-RX8010SJBBPURESN

Epson Timing

Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM BULK -

Datasheet

Non-Stocked Lead-Time 16 Weeks

$3.618

$2.619

$2.461

$2.198

View

Min.: 1
Mult.: 1

RX8010SJ

Bulk

Real Time Clock REAL TIME CLOCK 5+/-23PPM BULK - CUT TAPE

RX-8035LC:B PURE SN
Epson Timing
1: $9.318
Non-Stocked Lead-Time 20 Weeks

Mfr. Part #
RX-8035LC:B PURE SN

Mouser Part #
732-RX8035LC:BPURESN

Epson Timing

Real Time Clock REAL TIME CLOCK 5+/-23PPM BULK - CUT TAPE

Datasheet

Non-Stocked Lead-Time 20 Weeks

$9.318

$8.066

$6.783

$6.647

View

Min.: 1
Mult.: 1

RX-8035LC

Bulk

Real Time Clock REAL TIME CLOCK 5+/-5PPM BULK - CUT TAPE

RX-8035LC:AA PURE SN
Epson Timing
1: $10.054
Non-Stocked Lead-Time 17 Weeks

Mfr. Part #
RX-8035LC:AA PURE SN

Mouser Part #
732-RX8035LCAAPURESN

Epson Timing

Real Time Clock REAL TIME CLOCK 5+/-5PPM BULK - CUT TAPE

Datasheet

Non-Stocked Lead-Time 17 Weeks

$10.054

$8.697

$7.835

$7.162

View

Min.: 1
Mult.: 1

VSOJ-12

RX-8035LC

Bulk

Real Time Clock REAL TIME CLOCK 0+/-5PPM BULK - CUT TAPE

RX-8035LC:AC PURE SN
Epson Timing
1: $9.686
Non-Stocked Lead-Time 20 Weeks

Mfr. Part #
RX-8035LC:AC PURE SN

Mouser Part #
732-RX8035LCACPURESN

Epson Timing

Real Time Clock REAL TIME CLOCK 0+/-5PPM BULK - CUT TAPE

Datasheet

Non-Stocked Lead-Time 20 Weeks

$9.686

$8.382

$7.036

$6.910

View

Min.: 1
Mult.: 1

RX-8035LC

Bulk

Real Time Clock RX-8035LC:B0 PURE SN REAL TIME CLOCK 5+/-23PPM 1K TR

RX-8035LCB0 PURE SN
Epson Timing
1.000: $2.703
Non-Stocked Lead-Time 20 Weeks

Mfr. Part #
RX-8035LCB0 PURE SN

Mouser Part #
732-RX8035LCB0PURESN

Epson Timing

Real Time Clock RX-8035LC:B0 PURE SN REAL TIME CLOCK 5+/-23PPM 1K TR

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

$2.703

$2.682

Min.: 1.000
Mult.: 1.000

: 1.000

Reel

Real Time Clock RX-8035SA:B0 PURE SN REAL TIME CLOCK 5+/-23PPM 1K TR

RX-8035SAB0 PURE SN
Epson Timing
1.000: $1.956
Non-Stocked Lead-Time 20 Weeks

Mfr. Part #
RX-8035SAB0 PURE SN

Mouser Part #
732-RX8035SAB0PURESN

Epson Timing

Real Time Clock RX-8035SA:B0 PURE SN REAL TIME CLOCK 5+/-23PPM 1K TR

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

$1.956

$1.935

$1.925

Min.: 1.000
Mult.: 1.000

: 1.000

Reel

Real Time Clock RX8111CE:A6 REAL TIME CLOCK I2C-BUS 3.0V 11.5PPM 2K TR

RX8111CE A6
Epson Timing
2.000: $1.025
Non-Stocked Lead-Time 20 Weeks

Mfr. Part #
RX8111CE A6

Mouser Part #
732-RX8111CEA6

Epson Timing

Real Time Clock RX8111CE:A6 REAL TIME CLOCK I2C-BUS 3.0V 11.5PPM 2K TR

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

$1.025

$1.018

Min.: 2.000
Mult.: 2.000

: 2.000

Reel

Real Time Clock RX8111CE:B6 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 2K TR

RX8111CE B6
Epson Timing
2.000: $856
Non-Stocked Lead-Time 20 Weeks

Mfr. Part #
RX8111CE B6

Mouser Part #
732-RX8111CEB6

Epson Timing

Real Time Clock RX8111CE:B6 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 2K TR

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

$856

$855

Min.: 2.000
Mult.: 2.000

: 2.000

Reel

Real Time Clock 5+/-23PPM RTC BULK - CUT TAPE

RX-8571LC:B PURE SN
Epson Timing
1: $6.552
Non-Stocked Lead-Time 26 Weeks

Mfr. Part #
RX-8571LC:B PURE SN

Mouser Part #
732-RX8571LC:BPURESN

Epson Timing

Real Time Clock 5+/-23PPM RTC BULK - CUT TAPE

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

$6.552

$6.005

$5.048

Min.: 1
Mult.: 1

RX-8571LC

Bulk

Real Time Clock RX-8571LC:B6 PURE SN 5+/-23PPM REAL TIME CLOCK 2K TR

RX-8571LCB6 PURE SN
Epson Timing
2.000: $2.061
Non-Stocked Lead-Time 26 Weeks

Mfr. Part #
RX-8571LCB6 PURE SN

Mouser Part #
732-RX8571LCB6PURESN

Epson Timing

Real Time Clock RX-8571LC:B6 PURE SN 5+/-23PPM REAL TIME CLOCK 2K TR

Datasheet

Non-Stocked Lead-Time 26 Weeks

Reel

$2.061

Min.: 2.000
Mult.: 2.000

: 2.000

RX-8564LC

Reel

Real Time Clock I2C-BUS RTC +/-3.4PPM-40 85C VSOJ-12 PIN BULK

RX-8803LC:UA PURE SN
Epson Timing
1: $15.849
Non-Stocked Lead-Time 16 Weeks

Mfr. Part #
RX-8803LC:UA PURE SN

Mouser Part #
732-RX8803LCUAPURESN

Epson Timing

Real Time Clock I2C-BUS RTC +/-3.4PPM-40 85C VSOJ-12 PIN BULK

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

$15.849

$12.589

$12.389

$11.916

View

Min.: 1
Mult.: 1

RX-8803LC

Bulk

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

RX-8803LC:UC PURE SN
Epson Timing
1: $10.811
Non-Stocked Lead-Time 16 Weeks

Mfr. Part #
RX-8803LC:UC PURE SN

Mouser Part #
732-RX8803LCUCPURESN

Epson Timing

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

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

$10.811

$8.761

$8.529

$8.182

View

Min.: 1
Mult.: 1

RX-8803LC

Bulk

Real Time Clock RX8804CE:XA0 REAL TIME CLOCK +/-3.4PPM DTCXO 1K TR

RX8804CE XA0
Epson Timing
1.000: $2.913
Non-Stocked Lead-Time 16 Weeks

Mfr. Part #
RX8804CE XA0

Mouser Part #
732-RX8804CEXA0

Epson Timing

Real Time Clock RX8804CE:XA0 REAL TIME CLOCK +/-3.4PPM DTCXO 1K TR

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$2.913

Min.: 1.000
Mult.: 1.000

: 1.000

Reel

Real Time Clock RX8804CE:XAB REAL TIME CLOCK +/-3.4PPM DTCXO BULK

RX8804CE XAB
Epson Timing
1: $10.191
Non-Stocked Lead-Time 16 Weeks

Mfr. Part #
RX8804CE XAB

Mouser Part #
732-RX8804CEXAB

Epson Timing

Real Time Clock RX8804CE:XAB REAL TIME CLOCK +/-3.4PPM DTCXO BULK

Datasheet

Non-Stocked Lead-Time 16 Weeks

$10.191

$8.824

$7.383

$7.215

View

Min.: 1
Mult.: 1

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX8804CE

SMD/SMT

Bulk

Real Time Clock RX8804CE:XBB REAL TIME CLOCK +/-5.0PPM DTCXO BULK

RX8804CE XBB
Epson Timing
1: $8.098
Non-Stocked Lead-Time 16 Weeks

Mfr. Part #
RX8804CE XBB

Mouser Part #
732-RX8804CEXBB

Epson Timing

Real Time Clock RX8804CE:XBB REAL TIME CLOCK +/-5.0PPM DTCXO BULK

Datasheet

Non-Stocked Lead-Time 16 Weeks

$8.098

$6.321

$5.322

$5.174

View

Min.: 1
Mult.: 1

No Backup Switching

1.6 V

5.5 V

- 40 C

+ 105 C

RX8804CE

SMD/SMT

Bulk

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

RX8900CEUA6
Epson Timing
2.000: $2.429
Non-Stocked Lead-Time 30 Weeks

Mfr. Part #
RX8900CEUA6

Mouser Part #
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 30 Weeks

Reel

$2.429

Min.: 2.000
Mult.: 2.000

: 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: $10.201
Non-Stocked Lead-Time 17 Weeks

Mfr. Part #
RX8900CEUAX

Mouser Part #
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 Lead-Time 17 Weeks

Cut Tape

$10.201

$7.940

$7.372

$6.752

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: $3.734
Non-Stocked Lead-Time 30 Weeks

Mfr. Part #
RX8900CEUC3

Mouser Part #
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 30 Weeks

Reel

$3.734

Min.: 250
Mult.: 250

: 250

RX8900CE

Reel

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

RX8900CEUCB
Epson Timing
1: $5.910
Non-Stocked Lead-Time 30 Weeks

Mfr. Part #
RX8900CEUCB

Mouser Part #
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 30 Weeks

$5.910

$4.596

$3.923

Min.: 1
Mult.: 1

RX8900CE

Bulk

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

RX8900SA UC0 PURE SN
Epson Timing
1.000: $1.662
Non-Stocked Lead-Time 20 Weeks

Mfr. Part #
RX8900SA UC0 PURE SN

Mouser Part #
732-RX8900SAUC0SN

Epson Timing

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

Learn More

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

$1.662

$1.641

$1.620

Min.: 1.000
Mult.: 1.000

: 1.000

RX8900SA

Reel

Real Time Clock RX8901CE XB A00 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 FOUT 1K TR

RX8901CE XB A00
Epson Timing
1: $4.733
Non-Stocked Lead-Time 30 Weeks

Mfr. Part #
RX8901CE XB A00

Mouser Part #
732-RX8901CEXBA00

Epson Timing

Real Time Clock RX8901CE XB A00 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 FOUT 1K TR

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Cut Tape

$4.733

$3.565

$3.376

$2.808

Reel

$2.808

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

RX8901CE

Reel, Cut Tape, MouseReel

Real Time Clock RX8901CE XB A03 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 FOUT 250TR

RX8901CE XB A03
Epson Timing
250: $7.719
Non-Stocked Lead-Time 30 Weeks

Mfr. Part #
RX8901CE XB A03

Mouser Part #
732-RX8901CEXBA03

Epson Timing

Real Time Clock RX8901CE XB A03 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 FOUT 250TR

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

$7.719

Min.: 250
Mult.: 250

: 250

RX8901CE

Reel

Real Time Clock RX8901CE XB B00 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 EVIN3 1KTR

RX8901CE XB B00
Epson Timing
1.000: $2.808
Non-Stocked Lead-Time 30 Weeks

Mfr. Part #
RX8901CE XB B00

Mouser Part #
732-RX8901CEXBB00

Epson Timing

Real Time Clock RX8901CE XB B00 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 EVIN3 1KTR

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

$2.808

Min.: 1.000
Mult.: 1.000

: 1.000

RX8901CE

Reel

Real Time Clock RX8901CE XB B03 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 EVIN3250TR

RX8901CE XB B03
Epson Timing
250: $7.719
Non-Stocked Lead-Time 30 Weeks

Mfr. Part #
RX8901CE XB B03

Mouser Part #
732-RX8901CEXBB03

Epson Timing

Real Time Clock RX8901CE XB B03 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 EVIN3250TR

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

$7.719

Min.: 250
Mult.: 250

: 250

RX8901CE

Reel

Real Time Clock RX8901CE XS A00 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 FOUT 1K TR

RX8901CE XS A00
Epson Timing
1.000: $3.881
Non-Stocked Lead-Time 30 Weeks

Mfr. Part #
RX8901CE XS A00

Mouser Part #
732-RX8901CEXSA00

Epson Timing

Real Time Clock RX8901CE XS A00 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 FOUT 1K TR

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

$3.881

Min.: 1.000
Mult.: 1.000

: 1.000

RX8901CE

Reel

Real Time Clock

Customer Service Office

Company

Resources

Support

3.2 mm x 2.5 mm x 1 mm
DFN-16
DFN-20
DFN2626-10
DFN-8
HWSON-8
MSOP-10
MSOP-8
PCDIP-24
PCDIP-28
PDIP-8
PLCC-28
QFN0202-18
QFN023023-16
QFN-16
QFN1818-12
SMD-10
SNT-A-8
SO-16
SO-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
1.8 V
2 V
2.38 V
2.4 V
2.5 V
2.7 V
3 V
3.3 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