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CA Real Time Clock

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Results: 916

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Part #

Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP

ISL12057IBZ
Renesas / Intersil
1: $2.73
2,077In Stock

Mfr. Part No.
ISL12057IBZ

Mouser Part No
968-ISL12057IBZ

Renesas / Intersil

Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP

Datasheet

2,077In Stock

$2.73

$2.04

$1.86

$1.67

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

SOIC-8

No Backup Switching

1.8 V

3.6 V

- 40 C

+ 85 C

ISL12057

SMD/SMT

Tube

Real Time Clock 32.768kHz SPI Time Acc. 6ppm

RV-3149-C3 32.768kHz OPTION A TA QC
Micro Crystal
1: $5.92
1,235In Stock

Mfr. Part No.
RV-3149-C3 32.768kHz OPTION A TA QC

Mouser Part No
428-203658-MG01

Micro Crystal

Real Time Clock 32.768kHz SPI Time Acc. 6ppm

Learn More

Datasheet

1,235In Stock

Cut Tape

$5.92

$5.59

$4.91

$4.66

Reel

$2.44

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

SPI

YY-MM-DD-dd

HH:MM:SS (24 hr)

8 B

Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

RV-3149

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 128 NVRAM Serial RTC 3.0 to 3.6 Vcc

M41ST87WSS6F
STMicroelectronics
1: $6.77
711In Stock

Mfr. Part No.
M41ST87WSS6F

Mouser Part No
511-M41ST87WSS6F

STMicroelectronics

Real Time Clock 128 NVRAM Serial RTC 3.0 to 3.6 Vcc

Datasheet

711In Stock

Cut Tape

$6.77

$5.21

$4.82

$4.40

Reel

$3.88

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,350

Serial 2-Wire, I2C

YY-MM-DD-dd

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

160 B

SSOP-20

Backup Switching

2.7 V

3.6 V

- 40 C

+ 85 C

M41ST87W

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial SPI bus RTC

M41T93ZMY6F
STMicroelectronics
1: $9.33
1,757In Stock

Mfr. Part No.
M41T93ZMY6F

Mouser Part No
511-M41T93ZMY6F

STMicroelectronics

Real Time Clock Serial SPI bus RTC

Datasheet

1,757In Stock

Cut Tape

$9.33

$7.26

$6.74

$6.17

Reel

$5.10

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

SPI

YY-MM-DD-dd

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

32 B

SOX-18

Backup Switching

2.38 V

5.5 V

- 40 C

+ 85 C

M41T93

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock LW PWR RTC W/RESEAL 8LD

ISL12008IB8Z-T
Renesas / Intersil
1: $4.47
1,154In Stock

Mfr. Part No.
ISL12008IB8Z-T

Mouser Part No
968-ISL12008IB8Z-T

Renesas / Intersil

Real Time Clock LW PWR RTC W/RESEAL 8LD

Datasheet

1,154In Stock

Cut Tape

$4.47

$2.96

$2.72

$2.34

Reel

$1.58

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Serial 2-Wire, I2C

YY-MM-DD-dd

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

SOIC-8

Backup Switching

2.7 V

5.5 V

- 40 C

+ 85 C

ISL12008

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 4-wire Serial Interface

RS5C348A-E2-F
Nisshinbo
1: $1.57
10,295In Stock
End of Life

Mfr. Part No.
RS5C348A-E2-F

Mouser Part No
848-RS5C348A-E2-F

End of Life

Nisshinbo

Real Time Clock 4-wire Serial Interface

Datasheet

10,295In Stock

Cut Tape

$1.57

$1.15

$1.05

$0.927

Reel

$0.745

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Serial 4-Wire

YY-MM-DD-dd

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

16 B

SSOP-10

Backup Switching

2 V

5.5 V

- 40 C

+ 85 C

RS5C348

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 2-Wire Real Time Clock IC

RS5C372B-E2-F
Nisshinbo
1: $1.89
9In Stock
2,000Expected 21/04/2026

Mfr. Part No.
RS5C372B-E2-F

Mouser Part No
848-RS5C372B-E2-F

Nisshinbo

Real Time Clock 2-Wire Real Time Clock IC

Datasheet

9In Stock

2,000Expected 21/04/2026

Cut Tape

$1.89

$1.64

$1.61

$1.49

Reel

$0.862

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Serial 2-Wire, I2C

YY-MM-DD-dd

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

16 B

SSOP-8

Backup Switching

2 V

6 V

- 40 C

+ 85 C

RS5C372

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 32.768kHz I2C Time Acc. 6ppm

RV-3129-C3 32.768kHz OPTION A TA QC
Micro Crystal
1: $5.92
94In Stock
1,000Expected 06/03/2026

Mfr. Part No.
RV-3129-C3 32.768kHz OPTION A TA QC

Mouser Part No
428-203688-MG01

Micro Crystal

Real Time Clock 32.768kHz I2C Time Acc. 6ppm

Learn More

Datasheet

94In Stock

1,000Expected 06/03/2026

Cut Tape

$5.92

$5.67

Reel

$2.56

$2.45

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

8 B

Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

RV-3129

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 3V/5V Real-Time Clocks

DS17285SN-5+
Analog Devices / Maxim Integrated
1: $20.21
60In Stock

Mfr. Part No.
DS17285SN-5+

Mouser Part No
700-DS17285SN-5

Analog Devices / Maxim Integrated

Real Time Clock 3V/5V Real-Time Clocks

Datasheet

60In Stock

$20.21

$16.74

$16.05

$14.13

View

Min.: 1
Mult.: 1

Multiplexed

YY-MM-DD-dd

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

2 kB

SO-24

Backup Switching

4.5 V

5.5 V

- 40 C

+ 85 C

DS17285SN

SMD/SMT

Tube

Real Time Clock I C RTC with Trickle Charger

DS1340U-18+
Analog Devices / Maxim Integrated
1: $8.96
290In Stock

Mfr. Part No.
DS1340U-18+

Mouser Part No
700-DS1340U-18

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Learn More

Datasheet

290In Stock

$8.96

$6.37

$6.08

$5.28

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

uSOP-8

Backup Switching

1.71 V

1.89 V

- 40 C

+ 85 C

DS1340U

SMD/SMT

Tube

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

DS1746W-120IND+
Analog Devices / Maxim Integrated
1: $66.83
23In Stock

Mfr. Part No.
DS1746W-120IND+

Mouser Part No
700-DS1746W-120IND

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

Datasheet

23In Stock

$66.83

$55.36

$53.08

$49.35

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

128 kB

EDIP-32

Integrated Battery

2.97 V

3.63 V

- 40 C

+ 85 C

DS1746W

Through Hole

Tube

Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48

MCP79521T-I/MS
Microchip Technology
1: $1.48
1,311In Stock

Mfr. Part No.
MCP79521T-I/MS

Mouser Part No
579-MCP79521T-I/MS

Microchip Technology

Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48

Learn More

Datasheet

1,311In Stock

Cut Tape

$1.48

$1.37

$1.33

Reel

$1.33

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Serial, I2C, SPI

YY-MM-DD-dd

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

64 B

Backup Switching

1.8 V

3.6 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I C RTC with Trickle Charger

DS1340U-3+
Analog Devices / Maxim Integrated
1: $8.96
204In Stock

Mfr. Part No.
DS1340U-3+

Mouser Part No
700-DS1340U-3

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Learn More

Datasheet

204In Stock

$8.96

$6.37

$6.08

$5.28

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

uSOP-8

Backup Switching

2.7 V

3.3 V

- 40 C

+ 85 C

DS1340U

SMD/SMT

Tube

Real Time Clock I C RTC with Trickle Charger

DS1340U-3+T&R
Analog Devices / Maxim Integrated
1: $8.11
1,526In Stock

Mfr. Part No.
DS1340U-3+T&R

Mouser Part No
700-DS1340U-3T&R

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Learn More

Datasheet

1,526In Stock

Cut Tape

$8.11

$5.66

$5.40

$4.69

View

Reel

$3.52

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

uSOP-8

Backup Switching

2.7 V

3.3 V

- 40 C

+ 85 C

DS1340U

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Low-Current I C RTCs for High-ESR Crystals

DS1341U+T&R
Analog Devices / Maxim Integrated
1: $6.20
2,410In Stock

Mfr. Part No.
DS1341U+T&R

Mouser Part No
700-DS1341U+T&R

Analog Devices / Maxim Integrated

Real Time Clock Low-Current I C RTCs for High-ESR Crystals

Learn More

Datasheet

2,410In Stock

Cut Tape

$6.20

$4.38

$4.08

$3.59

View

Reel

$2.48

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

I2C

YY-MM-DD-dd

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

uSOP-8

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

DS1341U

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 3V/5V Real-Time Clocks

DS17287-3+
Analog Devices / Maxim Integrated
1: $30.98
56In Stock

Mfr. Part No.
DS17287-3+

Mouser Part No
700-DS17287-3

Analog Devices / Maxim Integrated

Real Time Clock 3V/5V Real-Time Clocks

Datasheet

56In Stock

$30.98

$26.19

$25.01

$22.36

View

Min.: 1
Mult.: 1

Multiplexed

YY-MM-DD-dd

HH:MM:SS (24 hr)

2 kB

EDIP-24

Backup Switching

2.7 V

3.7 V

0 C

+ 70 C

DS17287

Through Hole

Tube

Real Time Clock 3-Wire Real Time Clock IC

R2033T-E2-F
Nisshinbo
1: $2.31
1,989In Stock

Mfr. Part No.
R2033T-E2-F

Mouser Part No
848-R2033TE2F

Nisshinbo

Real Time Clock 3-Wire Real Time Clock IC

Datasheet

1,989In Stock

Cut Tape

$2.31

$1.49

$1.33

$1.10

View

Reel

$0.627

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Serial 3-Wire

YY-MM-DD-dd

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

TSSOP-10

No Backup Switching

1.7 V

5.5 V

- 40 C

+ 85 C

R2033T

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I C 32-Bit Binary Counter RTC

DS1672S-2+
Analog Devices / Maxim Integrated
1: $7.49
99In Stock

Mfr. Part No.
DS1672S-2+

Mouser Part No
700-DS1672S-2

Analog Devices / Maxim Integrated

Real Time Clock I C 32-Bit Binary Counter RTC

Datasheet

99In Stock

$7.49

$5.68

$5.29

$4.66

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

Binary

SOIC-8

Backup Switching

1.8 V

2.2 V

- 40 C

+ 85 C

DS1672S

SMD/SMT

Tube

Real Time Clock 3V/5V Real-Time Clock

DS1685E-3+
Analog Devices / Maxim Integrated
1: $13.59
117In Stock

Mfr. Part No.
DS1685E-3+

Mouser Part No
700-DS1685E-3

Analog Devices / Maxim Integrated

Real Time Clock 3V/5V Real-Time Clock

Datasheet

117In Stock

$13.59

$10.32

$9.90

$8.72

View

Min.: 1
Mult.: 1

Multiplexed

YY-MM-DD-dd

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

242 B

TSSOP-24

Backup Switching

2.7 V

3.7 V

0 C

+ 70 C

DS1685E

SMD/SMT

Tube

Real Time Clock Portable System Controller

DS1673E-3+
Analog Devices / Maxim Integrated
1: $17.41
148In Stock

Mfr. Part No.
DS1673E-3+

Mouser Part No
700-DS1673E-3

Analog Devices / Maxim Integrated

Real Time Clock Portable System Controller

Datasheet

148In Stock

$17.41

$14.07

$13.50

$11.87

View

Min.: 1
Mult.: 1

Serial 3-Wire

Binary

TSSOP-20

Backup Switching

2.7 V

3.3 V

0 C

+ 70 C

DS1673E

SMD/SMT

Tube

Real Time Clock 3V/5V Real-Time Clock

DS1685EN-3+
Analog Devices / Maxim Integrated
1: $15.76
90In Stock

Mfr. Part No.
DS1685EN-3+

Mouser Part No
700-DS1685EN-3

Analog Devices / Maxim Integrated

Real Time Clock 3V/5V Real-Time Clock

Datasheet

90In Stock

$15.76

$12.37

$11.86

$10.45

View

Min.: 1
Mult.: 1

Multiplexed

YY-MM-DD-dd

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

242 B

TSSOP-24

Backup Switching

2.7 V

3.7 V

- 40 C

+ 85 C

DS1685EN

SMD/SMT

Tube

Real Time Clock Tiny Real-Time Clock RTC IC

PCA85063ATT/AJ
NXP Semiconductors
1: $1.22
20,661In Stock
NRND

Mfr. Part No.
PCA85063ATT/AJ

Mouser Part No
771-PCA85063ATT/AJ

NRND

NXP Semiconductors

Real Time Clock Tiny Real-Time Clock RTC IC

Datasheet

20,661In Stock

Cut Tape

$1.22

$0.989

$0.933

$0.87

Reel

$0.696

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

I2C

YY-MM-DD-dd

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

TSSOP-8

No Backup Switching

900 mV

5.5 V

- 40 C

+ 105 C

PCA85063A

SMD/SMT

AEC-Q100

Reel, Cut Tape, MouseReel

Real Time Clock I C RTC with 56-Byte NV RAM

DS1338Z-3+T&R
Analog Devices / Maxim Integrated
1: $7.95
2,892In Stock

Mfr. Part No.
DS1338Z-3+T&R

Mouser Part No
700-DS1338Z-3T&R

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with 56-Byte NV RAM

Datasheet

2,892In Stock

Cut Tape

$7.95

$5.55

$5.30

$4.60

View

Reel

$3.45

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Serial 2-Wire, I2C

HH:MM:SS (24 hr)

56 B

SOIC-8

2.7 V

3.3 V

- 40 C

+ 85 C

DS1338Z

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Low-Current I C RTCs for High-ESR Crystals

DS1341U+
Analog Devices / Maxim Integrated
1: $6.87
322In Stock

Mfr. Part No.
DS1341U+

Mouser Part No
700-DS1341U

Analog Devices / Maxim Integrated

Real Time Clock Low-Current I C RTCs for High-ESR Crystals

Learn More

Datasheet

322In Stock

$6.87

$5.05

$4.70

$4.13

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

uSOP-8

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

DS1341U

SMD/SMT

Tube

Real Time Clock 256k Nonvolatile, Y2K-Compliant Timekeep

DS1554P-70+
Analog Devices / Maxim Integrated
1: $45.94
37In Stock

Mfr. Part No.
DS1554P-70+

Mouser Part No
700-DS1554P-70

Analog Devices / Maxim Integrated

Real Time Clock 256k Nonvolatile, Y2K-Compliant Timekeep

Datasheet

37In Stock

$45.94

$39.29

$37.64

$34.11

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

32 kB

PowerCap Module-34

Backup Switching

4.5 V

5.5 V

0 C

+ 70 C

DS1554P

SMD/SMT

Tray

CA Real Time Clock

Customer Service Office

Company

Resources

Support

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

DFN-16
DFN-20
DFN2626-10
DFN-8
Die
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