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Part #

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

DS1338U-33+
Analog Devices / Maxim Integrated
1: $8.97
384In Stock

Mfr. Part No.
DS1338U-33+

Mouser Part No
700-DS1338U-33

Analog Devices / Maxim Integrated

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

Datasheet

384In Stock

$8.97

$6.37

$6.08

$5.28

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

56 B

uSOP-8

Backup Switching

3 V

5.5 V

- 40 C

+ 85 C

DS1338U

SMD/SMT

Tube

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

DS1338Z-3+
Analog Devices / Maxim Integrated
1: $8.97
3,092In Stock

Mfr. Part No.
DS1338Z-3+

Mouser Part No
700-DS1338Z-3

Analog Devices / Maxim Integrated

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

Datasheet

3,092In Stock

$8.97

$6.37

$6.08

$5.28

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

56 B

SOIC-8

Backup Switching

2.7 V

5.5 V

- 40 C

+ 85 C

DS1338Z

SMD/SMT

Tube

Real Time Clock I C Serial Real-Time Clock

DS1339U-33+
Analog Devices / Maxim Integrated
1: $9.18
1,274In Stock

Mfr. Part No.
DS1339U-33+

Mouser Part No
700-DS1339U-33

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Learn More

Datasheet

1,274In Stock

$9.18

$6.88

$6.56

$5.70

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

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

uSOP-8

Backup Switching

2.97 V

5.5 V

- 40 C

+ 85 C

DS1339U

SMD/SMT

Tube

Real Time Clock I C RTC with Trickle Charger

DS1340Z-3+
Analog Devices / Maxim Integrated
1: $8.97
2,626In Stock

Mfr. Part No.
DS1340Z-3+

Mouser Part No
700-DS1340Z-3

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Learn More

Datasheet

2,626In Stock

$8.97

$6.37

$6.08

$5.28

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

SO-8

Backup Switching

2.7 V

3.3 V

- 40 C

+ 85 C

DS1340Z

SMD/SMT

Tube

Real Time Clock I C, 32-Bit Binary Counter Watchdog Clock

DS1371U+
Analog Devices / Maxim Integrated
1: $7.47
3,212In Stock

Mfr. Part No.
DS1371U+

Mouser Part No
700-DS1371U

Analog Devices / Maxim Integrated

Real Time Clock I C, 32-Bit Binary Counter Watchdog Clock

Datasheet

3,212In Stock

$7.47

$5.66

$5.27

$4.64

View

Min.: 1
Mult.: 1

I2C

Binary

3 B

uSOP-8

No Backup Switching

1.7 V

5.5 V

- 40 C

+ 85 C

DS1371U

SMD/SMT

Tube

Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output

DS1374U-18+
Analog Devices / Maxim Integrated
1: $8.97
408In Stock

Mfr. Part No.
DS1374U-18+

Mouser Part No
700-DS1374U-18

Analog Devices / Maxim Integrated

Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output

Datasheet

408In Stock

$8.97

$6.37

$6.08

$5.28

View

Min.: 1
Mult.: 1

I2C

Binary

32 B

uSOP-10

Backup Switching

1.71 V

1.89 V

- 40 C

+ 85 C

DS1374U

SMD/SMT

Tube

Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output

DS1374U-33+
Analog Devices / Maxim Integrated
1: $9.06
437In Stock

Mfr. Part No.
DS1374U-33+

Mouser Part No
700-DS1374U-33

Analog Devices / Maxim Integrated

Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output

Datasheet

437In Stock

$9.06

$6.44

$6.14

$5.33

View

Min.: 1
Mult.: 1

I2C

Binary

3 B

uSOP-10

Backup Switching

2.97 V

5.5 V

- 40 C

+ 85 C

DS1374U

SMD/SMT

Tube

Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle

DS1390U-3+
Analog Devices / Maxim Integrated
1: $9.09
480In Stock

Mfr. Part No.
DS1390U-3+

Mouser Part No
700-DS1390U-3

Analog Devices / Maxim Integrated

Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle

Datasheet

480In Stock

$9.09

$6.83

$6.50

$5.64

View

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

uSOP-10

Backup Switching

2.7 V

3.3 V

- 40 C

+ 85 C

DS1390U

SMD/SMT

Tube

Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle

DS1390U-33+
Analog Devices / Maxim Integrated
1: $9.06
1,462In Stock

Mfr. Part No.
DS1390U-33+

Mouser Part No
700-DS1390U-33

Analog Devices / Maxim Integrated

Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle

Datasheet

1,462In Stock

$9.06

$6.44

$6.14

$5.33

View

Min.: 1
Mult.: 1

Serial 3-Wire, SPI

YY-MM-DD-dd

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

uSOP-10

Backup Switching

2.97 V

5.5 V

- 40 C

+ 85 C

DS1390U

SMD/SMT

Tube

Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle

DS1391U-33+
Analog Devices / Maxim Integrated
1: $8.97
383In Stock

Mfr. Part No.
DS1391U-33+

Mouser Part No
700-DS1391U-33

Analog Devices / Maxim Integrated

Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle

Datasheet

383In Stock

$8.97

$6.37

$6.08

$5.28

View

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

uSOP-10

Backup Switching

2.97 V

5.5 V

- 40 C

+ 85 C

DS1391U

SMD/SMT

Tube

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

DS1501YN+
Analog Devices / Maxim Integrated
1: $21.61
164In Stock

Mfr. Part No.
DS1501YN+

Mouser Part No
700-DS1501YN

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

Datasheet

164In Stock

$21.61

$18.29

$17.53

$15.44

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

256 B

PDIP-28

Backup Switching

4.5 V

5.5 V

- 40 C

+ 85 C

DS1501YN

Through Hole

Tube

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

DS1501YZN+
Analog Devices / Maxim Integrated
1: $24.38
226In Stock

Mfr. Part No.
DS1501YZN+

Mouser Part No
700-DS1501YZN

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

Datasheet

226In Stock

$24.38

$19.07

$18.21

$16.28

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

256 B

SO-28

Backup Switching

4.5 V

5.5 V

- 40 C

+ 85 C

DS1501YZN+

SMD/SMT

Tube

Real Time Clock Total-Elapsed-Time Recorder with Alarm

DS1682S+
Analog Devices / Maxim Integrated
1: $11.90
791In Stock
2,800Expected 2026/03/05

Mfr. Part No.
DS1682S+

Mouser Part No
700-DS1682S

Analog Devices / Maxim Integrated

Real Time Clock Total-Elapsed-Time Recorder with Alarm

Datasheet

791In Stock

2,800Expected 2026/03/05

$11.90

$9.25

$8.82

$7.65

View

Min.: 1
Mult.: 1

I2C

Binary

10 B

SOIC-8

No Backup Switching

2.5 V

5.5 V

- 40 C

+ 85 C

DS1682

SMD/SMT

Tube

Real Time Clock TOTAL-ELAPSED-TIME RECORDER WITH AL

DS1683S+
Analog Devices / Maxim Integrated
1: $9.57
995In Stock

Mfr. Part No.
DS1683S+

Mouser Part No
700-DS1683S+

Analog Devices / Maxim Integrated

Real Time Clock TOTAL-ELAPSED-TIME RECORDER WITH AL

Datasheet

995In Stock

$9.57

$7.18

$6.84

$5.94

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

Binary

10 B

SOIC-8

No Backup Switching

2.5 V

5.5 V

- 40 C

+ 85 C

DS1683

SMD/SMT

Tube

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

DS1687-5IND+
Analog Devices / Maxim Integrated
1: $30.67
91In Stock

Mfr. Part No.
DS1687-5IND+

Mouser Part No
700-DS1687-5IND

Analog Devices / Maxim Integrated

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

Datasheet

91In Stock

$30.67

$25.92

$24.76

$22.13

View

Min.: 1
Mult.: 1

Multiplexed

YY-MM-DD-dd

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

242 B

EDIP-24

Integrated Battery

4.5 V

5.5 V

- 40 C

+ 85 C

DS1687

Through Hole

Tube

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

DS1744-70+
Analog Devices / Maxim Integrated
1: $58.12
83In Stock

Mfr. Part No.
DS1744-70+

Mouser Part No
700-DS1744-70

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

Datasheet

83In Stock

$58.12

$50.15

$48.04

$43.54

$40.90

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

32 kB

EDIP-28

Integrated Battery

4.5 V

5.5 V

0 C

+ 70 C

DS1744

Through Hole

Tube

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

DS1744-70IND+
Analog Devices / Maxim Integrated
1: $66.12
35In Stock

Mfr. Part No.
DS1744-70IND+

Mouser Part No
700-DS1744-70IND

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

Datasheet

35In Stock

$66.12

$54.51

$51.85

$48.43

$46.90

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

32 kB

EDIP-28

Integrated Battery

4.5 V

5.5 V

- 40 C

+ 85 C

DS1744

Through Hole

Tube

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

DS1746W-120+
Analog Devices / Maxim Integrated
1: $61.27
62In Stock

Mfr. Part No.
DS1746W-120+

Mouser Part No
700-DS1746W-120

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

Datasheet

62In Stock

$61.27

$50.51

$48.04

$44.88

$43.47

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

0 C

+ 70 C

DS1746W

Through Hole

Tube

Real Time Clock 5ppm, I2C Real-Time Clock

DS3231M+
Analog Devices / Maxim Integrated
1: $15.34
1,195In Stock

Mfr. Part No.
DS3231M+

Mouser Part No
700-DS3231M+

Analog Devices / Maxim Integrated

Real Time Clock 5ppm, I2C Real-Time Clock

Learn More

Datasheet

1,195In Stock

$15.34

$12.04

$11.54

$10.18

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

SO-16

Backup Switching

2.3 V

5.5 V

- 40 C

+ 85 C

DS3231M

SMD/SMT

Tube

Real Time Clock 5ppm, I2C Real-Time Clock

DS3231MZ+
Analog Devices / Maxim Integrated
1: $15.32
1,482In Stock

Mfr. Part No.
DS3231MZ+

Mouser Part No
700-DS3231MZ+

Analog Devices / Maxim Integrated

Real Time Clock 5ppm, I2C Real-Time Clock

Learn More

Datasheet

1,482In Stock

$15.32

$11.63

$11.15

$9.83

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

SOIC-8

Backup Switching

2.3 V

5.5 V

- 40 C

+ 85 C

DS3231MZ

SMD/SMT

Tube

Real Time Clock Extremely Accurate I C-Integrated RTC/TC

DS3231S#
Analog Devices / Maxim Integrated
1: $16.63
601In Stock

Mfr. Part No.
DS3231S#

Mouser Part No
700-DS3231S#

Analog Devices / Maxim Integrated

Real Time Clock Extremely Accurate I C-Integrated RTC/TC

Datasheet

601In Stock

$16.63

$13.05

$12.51

$11.03

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

SO-16

Backup Switching

2.3 V

5.5 V

0 C

+ 70 C

DS3231S

SMD/SMT

Tube

Real Time Clock Extremely Accurate I C RTC with Integrat

DS3232SN#
Analog Devices / Maxim Integrated
1: $17.26
196In Stock
72Expected 2026/03/05

Mfr. Part No.
DS3232SN#

Mouser Part No
700-DS3232SN#

Analog Devices / Maxim Integrated

Real Time Clock Extremely Accurate I C RTC with Integrat

Datasheet

196In Stock

72Expected 2026/03/05

$17.26

$13.96

$13.37

$11.78

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

236 B

SO-20

Backup Switching

2.3 V

5.5 V

- 40 C

+ 85 C

DS3232SN

SMD/SMT

Tube

Real Time Clock 16K (2Kx8) 150ns

M48T02-150PC1
STMicroelectronics
1: $26.43
180In Stock
280Expected 2026/04/27

Mfr. Part No.
M48T02-150PC1

Mouser Part No
511-M48T0215PC1

STMicroelectronics

Real Time Clock 16K (2Kx8) 150ns

Datasheet

180In Stock

280Expected 2026/04/27

$26.43

$20.78

$19.88

$18.50

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

2 kB

PCDIP-24

Integrated Battery

4.75 V

5.5 V

0 C

+ 70 C

M48T02

Through Hole

Tube

Real Time Clock 16K (2Kx8) 70ns

M48T02-70PC1
STMicroelectronics
1: $25.56
318In Stock

Mfr. Part No.
M48T02-70PC1

Mouser Part No
511-M48T0270PC1

STMicroelectronics

Real Time Clock 16K (2Kx8) 70ns

Datasheet

318In Stock

$25.56

$20.07

$19.18

$17.28

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

2 kB

PCDIP-24

Integrated Battery

4.75 V

5.5 V

0 C

+ 70 C

M48T02

Through Hole

Tube

Real Time Clock 64K (8Kx8) 150ns

M48T08-150PC1
STMicroelectronics
1: $33.72
576In Stock

Mfr. Part No.
M48T08-150PC1

Mouser Part No
511-M48T0815PC1

STMicroelectronics

Real Time Clock 64K (8Kx8) 150ns

Datasheet

576In Stock

$33.72

$27.00

$25.24

$23.18

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

8 kB

PCDIP-28

Integrated Battery

4.75 V

5.5 V

0 C

+ 70 C

M48T08

Through Hole

Tube

Tube Real Time Clock

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

DFN-20
DIP-16
DIP-8
EDIP-24
EDIP-28
EDIP-32
MSOP-10
MSOP-8
PCDIP-24
PCDIP-28
PDIP-16
PDIP-24
PDIP-28
PDIP-8
PLCC-28
SO-16
SO-20
SO-24
SO-28
SO-8

1338
1339
1337AGD
BQ32000
BQ32002
BQ3285
BQ3285E
BQ4802LY
BQ4802Y
CDP68HC68T1
DP8570A
DP8573A
DS1243Y
DS1244W
DS1244Y
DS1248Y
DS1251W
DS1251Y
DS12885
DS12885N