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Part #

Real Time Clock I C Serial Real-Time Clock

DS1339C-33#
Analog Devices / Maxim Integrated
1: $20.45
2,827In Stock

Mfr. Part #
DS1339C-33#

Mouser Part #
700-DS1339C-33#

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Datasheet

2,827In Stock

$20.45

$15.53

$14.87

$13.11

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

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

SO-16

Backup Switching

2.97 V

5.5 V

- 40 C

+ 85 C

DS1339C

SMD/SMT

Tube

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

DS1747-70+
Analog Devices / Maxim Integrated
1: $118.75
770In Stock

Mfr. Part #
DS1747-70+

Mouser Part #
700-DS1747-70

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

Datasheet

770In Stock

$118.75

$98.70

$93.96

$88.22

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

512 kB

EDIP-32

Integrated Battery

4.5 V

5.5 V

0 C

+ 70 C

DS1747

Through Hole

Tube

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48

MCP79411-I/SN
Microchip Technology
1: $1.67
14,060In Stock

Mfr. Part #
MCP79411-I/SN

Mouser Part #
579-MCP79411ISN

Microchip Technology

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48

Learn More

Datasheet

14,060In Stock

$1.67

$1.61

$1.54

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

64 B

SOIC-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock Serial Alarm Real-Time Clock

DS1305EN+
Analog Devices / Maxim Integrated
1: $16.33
2,974In Stock

Mfr. Part #
DS1305EN+

Mouser Part #
700-DS1305EN

Analog Devices / Maxim Integrated

Real Time Clock Serial Alarm Real-Time Clock

Datasheet

2,974In Stock

$16.33

$12.77

$10.67

$10.35

View

Min.: 1
Mult.: 1

Serial 3-Wire, SPI

YY-MM-DD

HH:MM:SS (24 hr)

96 B

TSSOP-20

Backup Switching

2 V

5.5 V

- 40 C

+ 85 C

DS1305EN

SMD/SMT

Tube

Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID

MCP79520-I/MS
Microchip Technology
1: $2.01
14,805In Stock

Mfr. Part #
MCP79520-I/MS

Mouser Part #
579-MCP79520-I/MS

Microchip Technology

Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID

Learn More

Datasheet

14,805In Stock

$2.01

$1.93

$1.87

$1.86

$1.81

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

2 kB

MSOP-10

Backup Switching

1.8 V

3.6 V

- 40 C

+ 85 C

SMD/SMT

Tube

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

DS1338Z-18+
Analog Devices / Maxim Integrated
1: $13.75
4,177In Stock

Mfr. Part #
DS1338Z-18+

Mouser Part #
700-DS1338Z-18

Analog Devices / Maxim Integrated

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

Datasheet

4,177In Stock

$13.75

$9.78

$9.33

$8.10

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

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

56 B

SOIC-8

Backup Switching

1.71 V

5.5 V

- 40 C

+ 85 C

DS1338Z

SMD/SMT

Tube

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

DS1338Z-33+
Analog Devices / Maxim Integrated
1: $13.75
24,578In Stock

Mfr. Part #
DS1338Z-33+

Mouser Part #
700-DS1338Z-33

Analog Devices / Maxim Integrated

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

Datasheet

24,578In Stock

$13.75

$9.78

$9.55

$8.10

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

56 B

SOIC-8

Backup Switching

3 V

5.5 V

- 40 C

+ 85 C

DS1338Z

SMD/SMT

Tube

Real Time Clock I2C GP RTCC 64B SRAM EUI-48

MCP79401-I/SN
Microchip Technology
1: $1.60
16,310In Stock

Mfr. Part #
MCP79401-I/SN

Mouser Part #
579-MCP79401ISN

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM EUI-48

Learn More

Datasheet

16,310In Stock

$1.60

$1.47

$1.40

$1.38

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

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

64 B

SOIC-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock I C RTC with Trickle Charger

DS1340Z-18+
Analog Devices / Maxim Integrated
1: $14.14
6,093In Stock

Mfr. Part #
DS1340Z-18+

Mouser Part #
700-DS1340Z-18

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Learn More

Datasheet

6,093In Stock

$14.14

$10.59

$10.10

$8.78

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

SO-8

Backup Switching

1.71 V

1.89 V

- 40 C

+ 85 C

DS1340Z

SMD/SMT

Tube

Real Time Clock I C RTC with Trickle Charger

DS1340C-3#
Analog Devices / Maxim Integrated
1: $19.26
13,404In Stock

Mfr. Part #
DS1340C-3#

Mouser Part #
700-DS1340C-3#-

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Learn More

Datasheet

13,404In Stock

$19.26

$15.66

$14.94

$12.96

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

SO-16

Backup Switching

2.7 V

3.3 V

- 40 C

+ 85 C

DS1340C

SMD/SMT

Tube

Real Time Clock Extremely Accurate SPI Bus RTC with Inte

DS3234S#
Analog Devices / Maxim Integrated
1: $19.72
1,664In Stock

Mfr. Part #
DS3234S#

Mouser Part #
700-DS3234S#

Analog Devices / Maxim Integrated

Real Time Clock Extremely Accurate SPI Bus RTC with Inte

Datasheet

1,664In Stock

$19.72

$16.24

$15.83

$14.69

View

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

256 B

SO-20

Backup Switching

2 V

5.5 V

0 C

+ 70 C

DS3234S

SMD/SMT

Tube

Real Time Clock Extremely Accurate SPI Bus RTC with Inte

DS3234SN#
Analog Devices / Maxim Integrated
1: $26.69
21,533In Stock

Mfr. Part #
DS3234SN#

Mouser Part #
700-DS3234SN#

Analog Devices / Maxim Integrated

Real Time Clock Extremely Accurate SPI Bus RTC with Inte

Datasheet

21,533In Stock

$26.69

$21.57

$20.68

$18.21

View

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

256 B

SO-20

Backup Switching

2 V

5.5 V

- 40 C

+ 85 C

DS3234SN

SMD/SMT

Tube

Real Time Clock 64K (8Kx8) 150ns

M48T18-150PC1
STMicroelectronics
1: $67.65
470In Stock

Mfr. Part #
M48T18-150PC1

Mouser Part #
511-M48T1815PC1

STMicroelectronics

Real Time Clock 64K (8Kx8) 150ns

Datasheet

470In Stock

$67.65

$48.94

$47.00

$46.46

$46.45

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

8 kB

PCDIP-28

Integrated Battery

4.5 V

5.5 V

0 C

+ 70 C

M48T18

Through Hole

Tube

Real Time Clock 64K (8Kx8) 100ns

M48T18-100PC1
STMicroelectronics
1: $62.44
956In Stock

Mfr. Part #
M48T18-100PC1

Mouser Part #
511-M48T1810PC1

STMicroelectronics

Real Time Clock 64K (8Kx8) 100ns

Datasheet

956In Stock

$62.44

$50.55

$47.35

$44.99

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

8 kB

PCDIP-28

Integrated Battery

4.5 V

5.5 V

0 C

+ 70 C

M48T18

Through Hole

Tube

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

DS1501YN+
Analog Devices / Maxim Integrated
1: $33.17
164In Stock

Mfr. Part #
DS1501YN+

Mouser Part #
700-DS1501YN

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

Datasheet

164In Stock

$33.17

$28.08

$26.89

$23.70

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: $37.41
226In Stock

Mfr. Part #
DS1501YZN+

Mouser Part #
700-DS1501YZN

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

Datasheet

226In Stock

$37.41

$29.27

$27.95

$24.99

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 Phantom Time Chip

DS1315EN-33+
Analog Devices / Maxim Integrated
1: $57.53
80In Stock

Mfr. Part #
DS1315EN-33+

Mouser Part #
700-DS1315EN-33

Analog Devices / Maxim Integrated

Real Time Clock Phantom Time Chip

Datasheet

80In Stock

$57.53

$51.35

$49.03

$43.84

$41.83

Min.: 1
Mult.: 1

Phantom Clock

YY-MM-DD-dd

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

8 B

TSSOP-20

Backup Switching

3 V

3.6 V

- 40 C

+ 85 C

DS1315EN

SMD/SMT

Tube

Real Time Clock 1024k NV SRAM with Phantom Clock

DS1248Y-70IND+
Analog Devices / Maxim Integrated
1: $107.82
35In Stock

Mfr. Part #
DS1248Y-70IND+

Mouser Part #
700-DS1248Y-70IND

Analog Devices / Maxim Integrated

Real Time Clock 1024k NV SRAM with Phantom Clock

Datasheet

35In Stock

$107.82

$89.32

$85.64

$79.62

Quote

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

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

128 kB

EDIP-32

Integrated Battery

4.5 V

5.5 V

- 40 C

+ 85 C

DS1248Y

Through Hole

Tube

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48

MCP79411-I/ST
Microchip Technology
1: $1.81
1,485In Stock

Mfr. Part #
MCP79411-I/ST

Mouser Part #
579-MCP79411IST

Microchip Technology

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48

Learn More

Datasheet

1,485In Stock

$1.81

$1.66

$1.58

$1.57

$1.55

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

64 B

TSSOP-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock I C RTC/Supervisor with Trickle Charger

DS1388Z-33+
Analog Devices / Maxim Integrated
1: $15.56
336In Stock

Mfr. Part #
DS1388Z-33+

Mouser Part #
700-DS1388Z-33

Analog Devices / Maxim Integrated

Real Time Clock I C RTC/Supervisor with Trickle Charger

Datasheet

336In Stock

$15.56

$12.02

$11.47

$9.95

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

512 B

SOIC-8

Backup Switching

2.97 V

3.63 V

- 40 C

+ 85 C

DS1388Z

SMD/SMT

Tube

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64

MCP79412-I/MS
Microchip Technology
1: $1.81
4,280In Stock

Mfr. Part #
MCP79412-I/MS

Mouser Part #
579-MCP79412IMS

Microchip Technology

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64

Learn More

Datasheet

4,280In Stock

$1.81

$1.66

$1.58

$1.57

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

64 B

MSOP-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock I C Serial Real-Time Clock

DS1337+
Analog Devices / Maxim Integrated
1: $10.93
2,855In Stock

Mfr. Part #
DS1337+

Mouser Part #
700-DS1337

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Learn More

Datasheet

2,855In Stock

$10.93

$8.12

$7.57

$6.65

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

DIP-8

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

DS1337

Through Hole

Tube

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

DS1687-3+
Analog Devices / Maxim Integrated
1: $41.84
81In Stock

Mfr. Part #
DS1687-3+

Mouser Part #
700-DS1687-3

Analog Devices / Maxim Integrated

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

Datasheet

81In Stock

$41.84

$35.37

$33.77

$30.21

View

Min.: 1
Mult.: 1

Multiplexed

YY-MM-DD-dd

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

242 B

EDIP-24

Integrated Battery

2.7 V

3.7 V

0 C

+ 70 C

DS1687

Through Hole

Tube

Real Time Clock .9RTC BASE

1338-31DCGI
Renesas Electronics
1: $4.10
1,787In Stock

Mfr. Part #
1338-31DCGI

Mouser Part #
972-1338-31DCGI

Renesas Electronics

Real Time Clock .9RTC BASE

Datasheet

1,787In Stock

$4.10

$3.48

$2.84

$2.78

View

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

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

56 B

SOIC-8

Backup Switching

1.3 V

3.7 V

- 40 C

+ 85 C

1338

SMD/SMT

Tube

Real Time Clock I C Serial Real-Time Clock

DS1337S+
Analog Devices / Maxim Integrated
1: $10.62
2,143In Stock

Mfr. Part #
DS1337S+

Mouser Part #
700-DS1337S

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Learn More

Datasheet

2,143In Stock

$10.62

$7.89

$7.61

$6.46

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

SO-8

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

DS1337S

SMD/SMT

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