.hide-partial { max-height: none; } .show-more { display: none; }

CA Real Time Clock

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 920

Applied Filters:

Manufacturer

RTC Bus Interface

Date Format

Time Format

RTC Memory Size

Package/Case

Battery Backup Switching

Supply Voltage - Min

Supply Voltage - Max

Minimum Operating Temperature

Maximum Operating Temperature

Series

Mounting Style

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Download Table (.CSV)

Part #

Real Time Clock 128 NVRAM Serial RTC 3.0 to 3.6 Vcc

M41ST87WSS6F
STMicroelectronics
1: $9.68
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

$9.68

$7.46

$6.91

$6.29

Reel

$5.38

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 2Kb EE 64B SRAM WD TED EUI-64

MCP795W22-I/ST
Microchip Technology
1: $2.83
5,164In Stock

Mfr. Part No.
MCP795W22-I/ST

Mouser Part No
579-MCP795W22-I/ST

Microchip Technology

Real Time Clock 2Kb EE 64B SRAM WD TED EUI-64

Learn More

Datasheet

5,164In Stock

$2.83

$2.63

$2.49

$2.47

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

2 kB

TSSOP-14

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock LW PWR RTC W/RESEAL 8LD

ISL12008IB8Z-T
Renesas / Intersil
1: $4.39
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

$4.39

$3.30

$3.02

$2.72

Reel

$2.33

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 Serial 512 (64x8)

M41ST85WMX6TR
STMicroelectronics
1: $13.40
1,202In Stock

Mfr. Part No.
M41ST85WMX6TR

Mouser Part No
511-M41ST85WMX6TR

STMicroelectronics

Real Time Clock Serial 512 (64x8)

Datasheet

1,202In Stock

Cut Tape

$13.40

$10.42

$9.70

$8.88

View

Reel

$8.05

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Serial

YY-MM-DD-dd

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

64 B

SOX-28

Backup Switching

2.7 V

3.6 V

- 40 C

+ 85 C

M41ST85W

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 3-wire Real Time Clock

S-35190A-I8T1U
ABLIC
1: $1.77
2,949In Stock

Mfr. Part No.
S-35190A-I8T1U

Mouser Part No
628-S-35190A-I8T1U

ABLIC

Real Time Clock 3-wire Real Time Clock

Datasheet

2,949In Stock

Cut Tape

$1.77

$1.30

$1.24

$1.15

View

Reel

$0.975

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Serial 3-Wire

YY-MM-DD-dd

HH:MM:SS (24 hr)

SNT-A-8

Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

S-35190

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Binary I2C 1-5V RTC IC

PCF8563TS/5,118
NXP Semiconductors
1: $1.86
11,834In Stock

Mfr. Part No.
PCF8563TS/5,118

Mouser Part No
771-PCF8563TS/5118

NXP Semiconductors

Real Time Clock Binary I2C 1-5V RTC IC

Datasheet

11,834In Stock

Cut Tape

$1.86

$1.35

$1.19

$1.08

View

Reel

$0.829

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

TSSOP-8

No Backup Switching

1 V

5.5 V

- 40 C

+ 85 C

PCF8563

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP

ISL12057IBZ
Renesas / Intersil
1: $3.90
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

$3.90

$2.92

$2.66

$2.39

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 4-wire Serial Interface

RS5C348A-E2-F
Nisshinbo
1: $2.25
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

$2.25

$1.64

$1.50

$1.33

Reel

$1.06

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 3V/5V Real-Time Clocks

DS17285SN-5+
Analog Devices / Maxim Integrated
1: $29.63
50In 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

50In Stock

$29.63

$23.95

$22.97

$17.92

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 2-Wire Real Time Clock IC

R2223T-E2-F
Nisshinbo
1: $2.66
1,680In Stock

Mfr. Part No.
R2223T-E2-F

Mouser Part No
848-R2223TE2F

Nisshinbo

Real Time Clock 2-Wire Real Time Clock IC

1,680In Stock

Cut Tape

$2.66

$1.94

$1.77

$1.50

Reel

$1.09

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)

TSSOP-10

No Backup Switching

1.5 V

5.5 V

- 40 C

+ 85 C

R2223T

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 1024k NV SRAM with Phantom Clock

DS1248WP-120+
Analog Devices / Maxim Integrated
1: $87.07
3In Stock

Mfr. Part No.
DS1248WP-120+

Mouser Part No
700-DS1248WP-120

Analog Devices / Maxim Integrated

Real Time Clock 1024k NV SRAM with Phantom Clock

Datasheet

3In Stock

$87.07

$71.79

$68.28

$65.77

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

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

128 kB

PowerCap Module-34

Backup Switching

2.97 V

3.63 V

0 C

+ 70 C

DS1248WP

SMD/SMT

Tray

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

DS1341U+
Analog Devices / Maxim Integrated
1: $6.96
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

$6.96

$5.19

$4.62

$4.25

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: $65.61
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

$65.61

$53.68

$49.46

$47.15

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

Real Time Clock Watchdog Clocks with NV RAM Control

DS1558W+
Analog Devices / Maxim Integrated
1: $27.07
78In Stock

Mfr. Part No.
DS1558W+

Mouser Part No
700-DS1558W

Analog Devices / Maxim Integrated

Real Time Clock Watchdog Clocks with NV RAM Control

Datasheet

78In Stock

$27.07

$21.56

$20.19

$18.68

View

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

TQFP-48

Backup Switching

2.97 V

3.63 V

- 40 C

+ 85 C

DS1558W

SMD/SMT

Tray

Real Time Clock I C 32-Bit Binary Counter RTC

DS1672S-3+T&R
Analog Devices / Maxim Integrated
1: $7.51
2,080In Stock

Mfr. Part No.
DS1672S-3+T&R

Mouser Part No
700-DS1672S-3T&R

Analog Devices / Maxim Integrated

Real Time Clock I C 32-Bit Binary Counter RTC

Datasheet

2,080In Stock

Cut Tape

$7.51

$5.73

$5.29

$4.80

View

Reel

$4.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Serial 2-Wire, I2C

Binary

SOIC-8

Backup Switching

2.7 V

3.3 V

- 40 C

+ 85 C

DS1672S

SMD/SMT

Reel, Cut Tape, MouseReel

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

DS17487-5+
Analog Devices / Maxim Integrated
1: $42.49
53In Stock

Mfr. Part No.
DS17487-5+

Mouser Part No
700-DS17487-5

Analog Devices / Maxim Integrated

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

Datasheet

53In Stock

$42.49

$36.11

$33.53

$31.89

View

Min.: 1
Mult.: 1

Multiplexed

YY-MM-DD-dd

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

4 kB

EDIP-24

Integrated Battery

4.5 V

5.5 V

0 C

+ 70 C

DS17487

Through Hole

Tube

Real Time Clock I C 32-Bit Binary Counter RTC

DS1672S-2+
Analog Devices / Maxim Integrated
1: $11.08
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

$11.08

$8.14

$7.58

$4.93

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 I C RTC with Trickle Charger

DS1340U-18+
Analog Devices / Maxim Integrated
1: $9.72
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

$9.72

$7.48

$6.58

$6.31

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: $95.70
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

$95.70

$78.59

$74.06

$70.34

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 Portable System Controller

DS1673E-3+
Analog Devices / Maxim Integrated
1: $22.51
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

$22.51

$17.83

$15.69

$15.33

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: $19.26
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

$19.26

$15.17

$13.57

$13.13

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 4-wire Serial Interface

RV5C348B-E2-F
Nisshinbo
1: $2.25
1,700In Stock

Mfr. Part No.
RV5C348B-E2-F

Mouser Part No
848-RV5C348B-E2-F

Nisshinbo

Real Time Clock 4-wire Serial Interface

Datasheet

1,700In Stock

Cut Tape

$2.25

$1.64

$1.50

$1.33

Reel

$1.11

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

RV5C348

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I C RTC with Trickle Charger

DS1340U-3+
Analog Devices / Maxim Integrated
1: $9.72
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

$9.72

$7.48

$6.58

$6.31

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: $8.74
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

$8.74

$6.71

$6.21

$5.65

View

Reel

$4.90

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 3V/5V Real-Time Clocks

DS17287-3+
Analog Devices / Maxim Integrated
1: $42.57
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

$42.57

$33.58

$32.15

$29.97

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

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