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Real Time Clock

Real Time Clocks are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many real time clock manufacturers including Analog Devices, Epson, Microchip, Micro Crystal, NXP, Renesas Electronics, STMicroelectronics & more.
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Please view our large selection of real time clocks below.

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Part #

Real Time Clock 32.768 kHz OPTION B TEMP COMP I2C

RV-3029-C3-32.768KHZ-OPTION-B-TA-QC
Micro Crystal
1 000: 23,21 kr
Non-Stocked Lead-Time 2 Weeks
NRND

Mfr. Part No.
RV-3029-C3-32.768KHZ-OPTION-B-TA-QC

Mouser Part No
428-201732-MG01

NRND

Micro Crystal

Real Time Clock 32.768 kHz OPTION B TEMP COMP I2C

Datasheet

Product Comments

Non-Stocked Lead-Time 2 Weeks

23,21 kr

Min.: 1 000
Mult.: 1 000

- 40 C

+ 85 C

RV-3029-C3

SMD/SMT

Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C

RV-3029-C3-32.768kHz-OPTION-A-TB-QC
Micro Crystal
1 000: 30,85 kr
Non-Stocked Lead-Time 10 Weeks
NRND

Mfr. Part No.
RV-3029-C3-32.768kHz-OPTION-A-TB-QC

Mouser Part No
428-202678-MG01

NRND

Micro Crystal

Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C

Datasheet

Product Comments

Non-Stocked Lead-Time 10 Weeks

Reel

30,85 kr

Min.: 1 000
Mult.: 1 000

: 1 000

- 40 C

+ 125 C

RV-3029-C3

SMD/SMT

Reel

Real Time Clock Real-Time Clock SPI interface, -40 to +85 C, 16-pin QFN

AM0815AQ
Ambiq
1: 6,52 kr
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
AM0815AQ

Mouser Part No
222-AM0815AQ

Ambiq

Real Time Clock Real-Time Clock SPI interface, -40 to +85 C, 16-pin QFN

Datasheet

Non-Stocked Lead-Time 24 Weeks

6,52 kr

Min.: 1
Mult.: 1

Artasie SPI

Real Time Clock 32.768 kHz +/-10 PPM I2C -40/+85C

RV-4162-C7-32.768KHZ-10PPM-TA-QC
Micro Crystal
1 000: 19,08 kr
Non-Stocked

Mfr. Part No.
RV-4162-C7-32.768KHZ-10PPM-TA-QC

Mouser Part No
428-201516-MG01

Micro Crystal

Real Time Clock 32.768 kHz +/-10 PPM I2C -40/+85C

Datasheet

Non-Stocked

Reel

19,08 kr

18,76 kr

18,55 kr

Min.: 1 000
Mult.: 1 000

: 1 000

- 40 C

+ 85 C

RV-4162-C7

SMD/SMT

Reel

Real Time Clock Real Time Clock RTC 3.7 x 2.5 x 0.9mm 6ppm @ -40C to +85C commercial grade

RV-3129-C3-32.768kHz-OPTION-A-TA-QC-T3
Micro Crystal
1 000: 28,20 kr
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
RV-3129-C3-32.768kHz-OPTION-A-TA-QC-T3

Mouser Part No
428-3129C3OPTATAQCT3

Micro Crystal

Real Time Clock Real Time Clock RTC 3.7 x 2.5 x 0.9mm 6ppm @ -40C to +85C commercial grade

Datasheet

Non-Stocked Lead-Time 15 Weeks

Reel

28,20 kr

27,77 kr

Min.: 1 000
Mult.: 1 000

: 1 000

Reel

Real Time Clock

RV-3129-C3-32.768kHz-OPTION-A-TB-QC
Micro Crystal
1: 54,48 kr
Non-Stocked

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

Mouser Part No
428-RV3129C3OPTATBQC

Micro Crystal

Real Time Clock

Datasheet

Non-Stocked

54,48 kr

41,13 kr

37,74 kr

34,03 kr

View

Min.: 1
Mult.: 1

Real Time Clock SERIAL RTC W/AUDIO

M41T00AUDD1F
STMicroelectronics
3 000: 65,08 kr
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
M41T00AUDD1F

Mouser Part No
511-M41T00AUDD1F

STMicroelectronics

Real Time Clock SERIAL RTC W/AUDIO

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

65,08 kr

Min.: 3 000
Mult.: 3 000

: 3 000

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

8 B

DFN-16

Backup Switching

3 V

3.6 V

0 C

+ 70 C

M41T00AUD

SMD/SMT

Reel

Real Time Clock Serial I2C bus RTC

M41T83ZQA6F
STMicroelectronics
1: 62,65 kr
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
M41T83ZQA6F

Mouser Part No
511-M41T83ZQA6F

STMicroelectronics

Real Time Clock Serial I2C bus RTC

Datasheet

Non-Stocked Lead-Time 30 Weeks

Cut Tape

62,65 kr

48,12 kr

44,52 kr

40,49 kr

View

Reel

36,57 kr

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

Serial

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

32 B

Backup Switching

2.38 V

5.5 V

- 40 C

+ 85 C

M41T83

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial I/O Real Time Clock

NJU6350R-TE1
Nisshinbo
2 000: 7,58 kr
Non-Stocked

Mfr. Part No.
NJU6350R-TE1

Mouser Part No
513-NJU6350R-TE1

Nisshinbo

Real Time Clock Serial I/O Real Time Clock

Datasheet

Non-Stocked

Reel

7,58 kr

7,44 kr

Min.: 2 000
Mult.: 2 000

: 2 000

VSP-8

- 30 C

+ 80 C

NJU6350

SMD/SMT

Reel

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

MCP79401T-I/MNY
Microchip Technology
3 300: 11,24 kr
Non-Stocked Lead-Time 13 Weeks

Mfr. Part No.
MCP79401T-I/MNY

Mouser Part No
579-MCP79401TIMNY

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 13 Weeks

Reel

11,24 kr

Min.: 3 300
Mult.: 3 300

: 3 300

Reel

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

MCP79411T-I/ST
Microchip Technology
1: 11,87 kr
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
MCP79411T-I/ST

Mouser Part No
579-MCP79411TIST

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

Cut Tape

11,87 kr

10,48 kr

Reel

10,48 kr

10,39 kr

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

I2C

YY-MM-DD-dd

HH:MM:SS (24 hr)

64 B

TSSOP-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID

MCP79510T-I/MN
Microchip Technology
1: 11,87 kr
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MCP79510T-I/MN

Mouser Part No
579-MCP79510T-I/MN

Microchip Technology

Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

11,87 kr

Reel

11,77 kr

Min.: 1
Mult.: 1

: 3 300

Reel, Cut Tape

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

MCP79512T-I/MN
Microchip Technology
3 300: 12,72 kr
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
MCP79512T-I/MN

Mouser Part No
579-MCP79512T-I/MN

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Reel

12,72 kr

Min.: 3 300
Mult.: 3 300

: 3 300

Reel

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

MCP79521T-I/MN
Microchip Technology
3 300: 13,46 kr
Non-Stocked Lead-Time 23 Weeks

Mfr. Part No.
MCP79521T-I/MN

Mouser Part No
579-MCP79521T-I/MN

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 23 Weeks

Reel

13,46 kr

Min.: 3 300
Mult.: 3 300

: 3 300

Reel

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

MCP79522T-I/MN
Microchip Technology
3 300: 13,46 kr
Non-Stocked Lead-Time 23 Weeks

Mfr. Part No.
MCP79522T-I/MN

Mouser Part No
579-MCP79522T-I/MN

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 23 Weeks

Reel

13,46 kr

Min.: 3 300
Mult.: 3 300

: 3 300

Reel

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

MCP79522T-I/MS
Microchip Technology
1: 13,57 kr
Non-Stocked Lead-Time 21 Weeks

Mfr. Part No.
MCP79522T-I/MS

Mouser Part No
579-MCP79522T-I/MS

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 21 Weeks

Cut Tape

13,57 kr

Reel

13,57 kr

13,46 kr

Quote

Min.: 1
Mult.: 1

: 2 500

Reel, Cut Tape

Real Time Clock Real Time Clock TSSOP-8 T&R 2.5K

PT7C4563CLEX
Diodes Incorporated
2 500: 4,25 kr
Non-Stocked
New Product

Mfr. Part No.
PT7C4563CLEX

Mouser Part No
621-PT7C4563CLEX

New Product

Diodes Incorporated

Real Time Clock Real Time Clock TSSOP-8 T&R 2.5K

Datasheet

Non-Stocked

Reel

4,25 kr

Min.: 2 500
Mult.: 2 500

: 2 500

I2C

BCD

TSSOP-8

1.3 V

5.5 V

- 40 C

+ 85 C

PT7C4563C

SMD/SMT

Reel

Real Time Clock 3-Wire 1.3-5.5V

S-35190A-T8T1G
ABLIC
3 000: 8,36 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
S-35190A-T8T1G

Mouser Part No
628-35190A-T8-G

ABLIC

Real Time Clock 3-Wire 1.3-5.5V

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

8,36 kr

8,18 kr

Min.: 3 000
Mult.: 3 000

: 3 000

Serial 3-Wire

YY-MM-DD-dd

HH:MM:SS (24 hr)

TSSOP-8

Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

S-35190

SMD/SMT

Reel

Real Time Clock Real Time Clock

S-35390A-J8T1G
ABLIC
2 000: 7,78 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
S-35390A-J8T1G

Mouser Part No
628-35390A-G

ABLIC

Real Time Clock Real Time Clock

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

7,78 kr

Min.: 2 000
Mult.: 2 000

: 2 000

Serial 2-Wire

YY-MM-DD-dd

HH:MM:SS (24 hr)

SOP-8

Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

S-35390

SMD/SMT

Reel

Real Time Clock 2-Wire 1.3-5.5V

S-35390A-T8T1G
ABLIC
3 000: 7,78 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
S-35390A-T8T1G

Mouser Part No
628-35390A-T8-G

ABLIC

Real Time Clock 2-Wire 1.3-5.5V

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

7,78 kr

Min.: 3 000
Mult.: 3 000

: 3 000

Serial 2-Wire

YY-MM-DD-dd

HH:MM:SS (24 hr)

TSSOP-8

Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

S-35390

SMD/SMT

Reel

Real Time Clock REAL TIME CLOCK

S-35190A-J8T1G
ABLIC
2 000: 8,54 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
S-35190A-J8T1G

Mouser Part No
628-S-35190A-J8T1G

ABLIC

Real Time Clock REAL TIME CLOCK

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

8,54 kr

8,45 kr

Min.: 2 000
Mult.: 2 000

: 2 000

Serial 3-Wire

HH:MM:SS (24 hr)

SOP-8

Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

S-35190

SMD/SMT

Reel

Real Time Clock REAL TIME CLOCK

S-35391A-I8T1U
ABLIC
5 000: 8,18 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
S-35391A-I8T1U

Mouser Part No
628-S-35391A-I8T1U

ABLIC

Real Time Clock REAL TIME CLOCK

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

8,18 kr

Min.: 5 000
Mult.: 5 000

: 5 000

Serial 2-Wire, I2C

YY-MM-DD-dd

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

7 B

SNT-A-8

No Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

S-35391

SMD/SMT

Reel

Real Time Clock 2-wire Real Time Clock

S-35392A-I8T1U
ABLIC
1: 16,64 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
S-35392A-I8T1U

Mouser Part No
628-S-35392A-I8T1U

ABLIC

Real Time Clock 2-wire Real Time Clock

Datasheet

Non-Stocked Lead-Time 16 Weeks

Cut Tape

16,64 kr

12,19 kr

11,13 kr

9,85 kr

View

Reel

8,18 kr

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

SNT-A-8

S-35392

Reel, Cut Tape, MouseReel

Real Time Clock 2-WIRE REAL-TIME CLOCK

S-35399A03-J8T1U
ABLIC
4 000: 16,11 kr
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
S-35399A03-J8T1U

Mouser Part No
628-S-35399A03-J8T1U

ABLIC

Real Time Clock 2-WIRE REAL-TIME CLOCK

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

16,11 kr

Min.: 4 000
Mult.: 4 000

: 4 000

Serial 2-Wire, I2C

YY-MM-DD-dd

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

7 B

No Backup Switching

- 40 C

+ 85 C

S-35399A03

SMD/SMT

Reel

Real Time Clock 256k NV SRAM with Phantom Clock

DS1244W-120+
Analog Devices / Maxim Integrated
1: 580,46 kr
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
DS1244W-120+

Mouser Part No
700-DS1244W-120

Analog Devices / Maxim Integrated

Real Time Clock 256k NV SRAM with Phantom Clock

Datasheet

Non-Stocked Lead-Time 14 Weeks

580,46 kr

479,54 kr

454,21 kr

448,49 kr

Min.: 1
Mult.: 1

Phantom Clock

YY-MM-DD-dd

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

256 kB

EDIP-28

Integrated Battery

3.3 V

5 V

0 C

+ 70 C

DS1244W

Through Hole

Tube

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

3.2 mm x 2.5 mm x 1 mm
DFN-16
DFN-20
DFN2626-10
DFN-8
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