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Part #

Real Time Clock Serial Alarm Real-Time Clock

DS1305EN+
Analog Devices / Maxim Integrated
1: £8.27
2,975In Stock

Mfr. Part No.
DS1305EN+

Mouser Part No
700-DS1305EN

Analog Devices / Maxim Integrated

Real Time Clock Serial Alarm Real-Time Clock

Datasheet

2,975In Stock

£8.27

£6.45

£5.69

£5.48

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 64 x 8, Serial, I C Real-Time Clock

DS1307Z+
Analog Devices / Maxim Integrated
1: £4.66
5,521In Stock

Mfr. Part No.
DS1307Z+

Mouser Part No
700-DS1307Z

Analog Devices / Maxim Integrated

Real Time Clock 64 x 8, Serial, I C Real-Time Clock

Learn More

Datasheet

5,521In Stock

£4.66

£3.57

£3.30

£3.00

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD

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

56 B

SOIC-8

Backup Switching

4.5 V

5.5 V

0 C

+ 70 C

DS1307Z

SMD/SMT

Tube

Real Time Clock Extremely Accurate SPI Bus RTC with Inte

DS3234SN#
Analog Devices / Maxim Integrated
1: £12.33
19,690In Stock

Mfr. Part No.
DS3234SN#

Mouser Part No
700-DS3234SN#

Analog Devices / Maxim Integrated

Real Time Clock Extremely Accurate SPI Bus RTC with Inte

Datasheet

19,690In Stock

£12.33

£9.76

£8.91

£8.36

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 I2C GP RTCC 64B SRAM EUI-48

MCP79401-I/SN
Microchip Technology
1: £0.78
15,830In Stock

Mfr. Part No.
MCP79401-I/SN

Mouser Part No
579-MCP79401ISN

Microchip Technology

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

Learn More

Datasheet

15,830In Stock

£0.78

£0.721

£0.703

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: £5.67
5,908In Stock

Mfr. Part No.
DS1340Z-18+

Mouser Part No
700-DS1340Z-18

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Learn More

Datasheet

5,908In Stock

£5.67

£4.37

£4.01

£3.44

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: £8.23
13,385In Stock

Mfr. Part No.
DS1340C-3#

Mouser Part No
700-DS1340C-3#-

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Learn More

Datasheet

13,385In Stock

£8.23

£6.43

£5.83

£5.47

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 I C RTC with 56-Byte NV RAM

DS1338Z-33+
Analog Devices / Maxim Integrated
1: £5.18
23,959In Stock

Mfr. Part No.
DS1338Z-33+

Mouser Part No
700-DS1338Z-33

Analog Devices / Maxim Integrated

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

Datasheet

23,959In Stock

£5.18

£3.97

£3.68

£3.34

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 I C Serial Real-Time Clock

DS1339C-33#
Analog Devices / Maxim Integrated
1: £8.99
2,779In Stock

Mfr. Part No.
DS1339C-33#

Mouser Part No
700-DS1339C-33#

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Datasheet

2,779In Stock

£8.99

£7.05

£6.41

£6.02

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 64K (8Kx8) 100ns

M48T18-100PC1
STMicroelectronics
1: £30.47
866In Stock

Mfr. Part No.
M48T18-100PC1

Mouser Part No
511-M48T1810PC1

STMicroelectronics

Real Time Clock 64K (8Kx8) 100ns

Datasheet

866In Stock

£30.47

£24.55

£22.99

£22.21

£21.78

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 3V/5V Real-Time Clock

DS1687-5IND+
Analog Devices / Maxim Integrated
1: £23.16
87In 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

87In Stock

£23.16

£18.34

£16.21

£15.96

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 I2C GP RTCC 64B SRAM ID

MCP79400-I/MS
Microchip Technology
1: £0.751
5,460In Stock

Mfr. Part No.
MCP79400-I/MS

Mouser Part No
579-MCP79400IMS

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM ID

Learn More

Datasheet

5,460In Stock

£0.751

£0.691

£0.673

Min.: 1
Mult.: 1

Serial 2-Wire, 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 1024k NV SRAM with Phantom Clock

DS1248Y-70IND+
Analog Devices / Maxim Integrated
1: £47.43
35In Stock

Mfr. Part No.
DS1248Y-70IND+

Mouser Part No
700-DS1248Y-70IND

Analog Devices / Maxim Integrated

Real Time Clock 1024k NV SRAM with Phantom Clock

Datasheet

35In Stock

£47.43

£43.78

£42.12

£39.89

View

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 Serial Alarm Real-Time Clock

DS1306EN+
Analog Devices / Maxim Integrated
1: £7.59
1,479In Stock

Mfr. Part No.
DS1306EN+

Mouser Part No
700-DS1306EN

Analog Devices / Maxim Integrated

Real Time Clock Serial Alarm Real-Time Clock

Datasheet

1,479In Stock

£7.59

£5.91

£5.19

£5.00

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

DS1306EN

SMD/SMT

Tube

Real Time Clock I C Serial Real-Time Clock

DS1339U-3+
Analog Devices / Maxim Integrated
1: £5.50
1,339In Stock

Mfr. Part No.
DS1339U-3+

Mouser Part No
700-DS1339U-3

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Learn More

Datasheet

1,339In Stock

£5.50

£4.23

£3.80

£3.33

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

2.7 V

3.3 V

- 40 C

+ 85 C

DS1339U

SMD/SMT

Tube

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

DS1342U+
Analog Devices / Maxim Integrated
1: £3.78
1,088In Stock

Mfr. Part No.
DS1342U+

Mouser Part No
700-DS1342U

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

1,088In Stock

£3.78

£2.88

£2.63

£2.27

£2.12

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

DS1342U

SMD/SMT

Tube

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

MCP79401-I/MS
Microchip Technology
1: £0.811
3,677In Stock

Mfr. Part No.
MCP79401-I/MS

Mouser Part No
579-MCP79401IMS

Microchip Technology

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

Learn More

Datasheet

3,677In Stock

£0.811

£0.759

£0.752

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, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output

DS1374C-33#
Analog Devices / Maxim Integrated
1: £8.98
915In Stock

Mfr. Part No.
DS1374C-33#

Mouser Part No
700-DS1374C-33#

Analog Devices / Maxim Integrated

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

Datasheet

915In Stock

£8.98

£7.04

£6.35

£5.97

View

Min.: 1
Mult.: 1

I2C

Binary

3 B

SO-16

Backup Switching

2.97 V

5.5 V

- 40 C

+ 85 C

DS1374C

SMD/SMT

Tube

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

MCP79522-I/MS
Microchip Technology
1: £1.11
2,781In Stock

Mfr. Part No.
MCP79522-I/MS

Mouser Part No
579-MCP79522-I/MS

Microchip Technology

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

Learn More

Datasheet

2,781In Stock

£1.11

£1.03

£1.01

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

64 B

MSOP-10

Backup Switching

1.8 V

3.6 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock RTCs with Constant-Voltage Trickle Charg

DS12CR887-5+
Analog Devices / Maxim Integrated
1: £15.56
395In Stock

Mfr. Part No.
DS12CR887-5+

Mouser Part No
700-DS12CR887-5+

Analog Devices / Maxim Integrated

Real Time Clock RTCs with Constant-Voltage Trickle Charg

Datasheet

395In Stock

£15.56

£12.19

£10.60

£10.04

£9.89

Min.: 1
Mult.: 1

Multiplexed

YY-MM-DD-dd

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

114 B

EDIP-24

Integrated Battery

4.5 V

5.5 V

- 40 C

+ 85 C

DS12CR887

Through Hole

Tube

Real Time Clock Phantom Time Chip

DS1315EN-33+
Analog Devices / Maxim Integrated
1: £29.26
80In Stock

Mfr. Part No.
DS1315EN-33+

Mouser Part No
700-DS1315EN-33

Analog Devices / Maxim Integrated

Real Time Clock Phantom Time Chip

Datasheet

80In Stock

£29.26

£23.69

£21.31

£20.31

View

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 Phantom Time Chip

DS1315S-33+
Analog Devices / Maxim Integrated
1: £25.82
65In Stock

Mfr. Part No.
DS1315S-33+

Mouser Part No
700-DS1315S-33

Analog Devices / Maxim Integrated

Real Time Clock Phantom Time Chip

Datasheet

65In Stock

£25.82

£20.90

£19.35

£18.39

£17.67

Min.: 1
Mult.: 1

Phantom Clock

YY-MM-DD-dd

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

8 B

SO-16

Backup Switching

3 V

3.6 V

0 C

+ 70 C

DS1315S

SMD/SMT

Tube

Real Time Clock I C RTC/Supervisor with Trickle Charger

DS1388Z-3+
Analog Devices / Maxim Integrated
1: £6.47
325In Stock

Mfr. Part No.
DS1388Z-3+

Mouser Part No
700-DS1388Z-3

Analog Devices / Maxim Integrated

Real Time Clock I C RTC/Supervisor with Trickle Charger

Datasheet

325In Stock

£6.47

£5.01

£4.60

£4.23

View

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

512 B

SOIC-8

Backup Switching

2.7 V

3.3 V

- 40 C

+ 85 C

DS1388Z

SMD/SMT

Tube

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

DS1394U-33+
Analog Devices / Maxim Integrated
1: £5.36
3,156In Stock

Mfr. Part No.
DS1394U-33+

Mouser Part No
700-DS1394U-33

Analog Devices / Maxim Integrated

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

Datasheet

3,156In Stock

£5.36

£4.08

£3.74

£3.45

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

DS1394U

SMD/SMT

Tube

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

DS1511Y+
Analog Devices / Maxim Integrated
1: £28.23
102In Stock

Mfr. Part No.
DS1511Y+

Mouser Part No
700-DS1511Y

Analog Devices / Maxim Integrated

Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks

Datasheet

102In Stock

£28.23

£22.82

£20.44

£19.63

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

256 B

EDIP-28

Backup Switching

4.5 V

5.5 V

0 C

+ 70 C

DS1511Y

Through Hole

Tube

Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R

DS1744-70IND+
Analog Devices / Maxim Integrated
1: £48.36
33In 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

33In Stock

£48.36

£41.38

£38.74

£37.92

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

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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