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Reel Real Time Clock

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Part #

Real Time Clock Serial 512 (64x8)

M41T81M6F
STMicroelectronics
1: $3.06
3,635In Stock
5,000Expected 23/08/2027

Mfr. Part No.
M41T81M6F

Mouser Part No
511-M41T81M6F

STMicroelectronics

Real Time Clock Serial 512 (64x8)

Datasheet

3,635In Stock

5,000Expected 23/08/2027

Cut Tape

$3.06

$2.30

$2.10

$1.89

View

Reel

$1.58

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

I2C

YY-MM-DD-dd

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

20 B

SOIC-8

Backup Switching

2 V

5.5 V

- 40 C

+ 85 C

M41T81

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial I2C bus RTC

M41T82RM6F
STMicroelectronics
1: $4.33
2,033In Stock
2,500Expected 04/01/2027

Mfr. Part No.
M41T82RM6F

Mouser Part No
511-M41T82RM6F

STMicroelectronics

Real Time Clock Serial I2C bus RTC

Datasheet

2,033In Stock

2,500Expected 04/01/2027

Cut Tape

$4.33

$3.26

$3.00

$2.71

Reel

$2.32

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Serial

YY-MM-DD-dd

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

32 B

SOIC-8

Backup Switching

2.7 V

5.5 V

- 40 C

+ 85 C

M41T82

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial I2C bus RTC

M41T82SM6F
STMicroelectronics
1: $3.26
1,678In Stock
5,000Expected 16/09/2026

Mfr. Part No.
M41T82SM6F

Mouser Part No
511-M41T82SM6F

STMicroelectronics

Real Time Clock Serial I2C bus RTC

Datasheet

1,678In Stock

5,000Expected 16/09/2026

Cut Tape

$3.26

$2.44

$2.23

$2.00

View

Reel

$1.60

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Serial

YY-MM-DD-dd

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

32 B

SOIC-8

Backup Switching

3 V

5.5 V

- 40 C

+ 85 C

M41T82

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock SPI RTC 32.768 kHz 365nA 2.0V to 5.5V

M41T93RQA6F
STMicroelectronics
1: $8.38
1,145In Stock

Mfr. Part No.
M41T93RQA6F

Mouser Part No
511-M41T93RQA6F

STMicroelectronics

Real Time Clock SPI RTC 32.768 kHz 365nA 2.0V to 5.5V

Datasheet

1,145In Stock

Cut Tape

$8.38

$6.46

$5.98

$5.46

Reel

$5.11

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

SPI

YY-MM-DD-dd

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

32 B

QFN-16

Backup Switching

2.7 V

5.5 V

- 40 C

+ 85 C

M41T93

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial SPI bus RTC

M41T93ZMY6F
STMicroelectronics
1: $10.58
870In Stock

Mfr. Part No.
M41T93ZMY6F

Mouser Part No
511-M41T93ZMY6F

STMicroelectronics

Real Time Clock Serial SPI bus RTC

Datasheet

870In Stock

Cut Tape

$10.58

$8.26

$7.68

$7.05

View

Reel

$6.40

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

SPI

YY-MM-DD-dd

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

32 B

SOX-18

Backup Switching

2.38 V

5.5 V

- 40 C

+ 85 C

M41T93

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial 512 (64x8)

M41T94MH6F
STMicroelectronics
1: $11.20
1,952In Stock

Mfr. Part No.
M41T94MH6F

Mouser Part No
511-M41T94MH6F

STMicroelectronics

Real Time Clock Serial 512 (64x8)

Datasheet

1,952In Stock

Cut Tape

$11.20

$8.76

$8.15

$7.48

View

Reel

$6.69

MouseReel Available

Min.: 1
Mult.: 1

: 936

SPI

YY-MM-DD-dd

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

64 B

SOX-28

Backup Switching

2.7 V

5.5 V

- 40 C

+ 85 C

M41T94

SMD/SMT

Reel, Cut Tape, MouseReel

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

MCP79410T-I/MNY
Microchip Technology
1: $1.13
1,606In Stock

Mfr. Part No.
MCP79410T-I/MNY

Mouser Part No
579-MCP79410T-I/MNY

Microchip Technology

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

Learn More

Datasheet

1,606In Stock

Cut Tape

$1.13

Reel

$1.13

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

I2C

YY-MM-DD-dd

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

64 B

TDFN-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape, MouseReel

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

MCP79411T-I/MS
Microchip Technology
1: $1.22
4,779In Stock

Mfr. Part No.
MCP79411T-I/MS

Mouser Part No
579-MCP79411TIMS

Microchip Technology

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

Learn More

Datasheet

4,779In Stock

Cut Tape

$1.22

$1.18

Reel

$1.18

$1.03

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

Reel, Cut Tape, MouseReel

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

MCP79411T-I/SN
Microchip Technology
1: $1.18
7,249In Stock

Mfr. Part No.
MCP79411T-I/SN

Mouser Part No
579-MCP79411TISN

Microchip Technology

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

Learn More

Datasheet

7,249In Stock

Cut Tape

$1.18

$1.17

$1.10

$1.09

Reel

$1.00

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

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

Reel, Cut Tape, MouseReel

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

MCP79520T-I/MS
Microchip Technology
1: $1.44
2,798In Stock

Mfr. Part No.
MCP79520T-I/MS

Mouser Part No
579-MCP79520T-I/MS

Microchip Technology

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

Learn More

Datasheet

2,798In Stock

Cut Tape

$1.44

$1.43

$1.34

$1.33

$1.22

Reel

$1.22

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Serial, I2C, SPI

YY-MM-DD-dd

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

64 B

Backup Switching

1.8 V

3.6 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial RTC A 595-BQ3 2000D A 595-BQ32000 A 595-BQ32000D

BQ32000DR
Texas Instruments
1: $2.32
4,472In Stock

Mfr. Part No.
BQ32000DR

Mouser Part No
595-BQ32000DR

Texas Instruments

Real Time Clock Serial RTC A 595-BQ3 2000D A 595-BQ32000 A 595-BQ32000D

Datasheet

4,472In Stock

Cut Tape

$2.32

$1.71

$1.56

$1.39

Reel

$1.19

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

I2C

YY-MM-DD-dd

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

SOIC-8

Backup Switching

3 V

3.6 V

- 40 C

+ 85 C

BQ32000

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock 2-wire Real Time Clock

S-35390A-I8T1U
ABLIC
1: $1.54
3,001In Stock

Mfr. Part No.
S-35390A-I8T1U

Mouser Part No
628-S-35390A-I8T1U

ABLIC

Real Time Clock 2-wire Real Time Clock

Learn More

Datasheet

3,001In Stock

Cut Tape

$1.54

$1.12

$1.02

$0.894

View

Reel

$0.709

MouseReel Available

Min.: 1
Mult.: 1

: 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-35390

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Real Time Clock

S-35390A-J8T1U
ABLIC
1: $1.54
2,615In Stock

Mfr. Part No.
S-35390A-J8T1U

Mouser Part No
628-S-35390A-J8T1U

ABLIC

Real Time Clock Real Time Clock

Learn More

Datasheet

2,615In Stock

Cut Tape

$1.54

$1.12

$1.02

$0.894

View

Reel

$0.707

Min.: 1
Mult.: 1

: 4,000

Serial 2-Wire, I2C

YY-MM-DD-dd

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

7 B

SOP-8

No Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

S-35390

SMD/SMT

Reel, Cut Tape

Real Time Clock Real Time Clock

S-35390A-T8T1U
ABLIC
1: $1.84
2,586In Stock

Mfr. Part No.
S-35390A-T8T1U

Mouser Part No
628-S-35390A-T8T1U

ABLIC

Real Time Clock Real Time Clock

Learn More

Datasheet

2,586In Stock

Cut Tape

$1.84

$1.35

$1.23

$1.09

View

Reel

$0.898

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Serial 2-Wire, I2C

YY-MM-DD-dd

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

7 B

TSSOP-8

No Backup Switching

1.3 V

5.5 V

- 40 C

+ 85 C

S-35390

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Trickle-Charge Timekeeping Chip

DS1302SN+T&R
Analog Devices / Maxim Integrated
1: $6.03
1,082In Stock

Mfr. Part No.
DS1302SN+T&R

Mouser Part No
700-DS1302SNT&R

Analog Devices / Maxim Integrated

Real Time Clock Trickle-Charge Timekeeping Chip

Learn More

Datasheet

1,082In Stock

Cut Tape

$6.03

$4.61

$4.25

$3.86

View

Reel

$3.57

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1,082

: 2,000

Serial 3-Wire

YY-MM-DD-dd

HH:MM:SS (24 hr)

31 B

SOIC-8

Backup Switching

2 V

5.5 V

- 40 C

+ 85 C

DS1302SN

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Trickle-Charge Timekeeping Chip

DS1302Z+T&R
Analog Devices / Maxim Integrated
1: $5.44
1,750In Stock

Mfr. Part No.
DS1302Z+T&R

Mouser Part No
700-DS1302ZT&R

Analog Devices / Maxim Integrated

Real Time Clock Trickle-Charge Timekeeping Chip

Learn More

Datasheet

1,750In Stock

Cut Tape

$5.44

$4.14

$3.82

$3.47

View

Reel

$3.25

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1,767

: 2,500

Serial 3-Wire

YY-MM-DD-dd

HH:MM:SS (24 hr)

31 B

SOIC-8

Backup Switching

2 V

5.5 V

0 C

+ 70 C

DS1302Z

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial Alarm Real-Time Clock

DS1305E+T&R
Analog Devices / Maxim Integrated
1: $8.93
784In Stock
2,500Expected 27/10/2026

Mfr. Part No.
DS1305E+T&R

Mouser Part No
700-DS1305ET&R

Analog Devices / Maxim Integrated

Real Time Clock Serial Alarm Real-Time Clock

Datasheet

784In Stock

2,500Expected 27/10/2026

Cut Tape

$8.93

$6.92

$6.42

$5.86

View

Reel

$5.02

MouseReel Available

Min.: 1
Mult.: 1
Max.: 3,284

: 2,500

Serial 3-Wire, SPI

YY-MM-DD

HH:MM:SS (24 hr)

96 B

TSSOP-20

Backup Switching

2 V

5.5 V

0 C

+ 70 C

DS1305E

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock Serial Alarm Real-Time Clock

DS1306EN+T&R
Analog Devices / Maxim Integrated
1: $8.97
2,040In Stock

Mfr. Part No.
DS1306EN+T&R

Mouser Part No
700-DS1306ENT&R

Analog Devices / Maxim Integrated

Real Time Clock Serial Alarm Real-Time Clock

Datasheet

2,040In Stock

Cut Tape

$8.97

$6.95

$6.42

$5.87

View

Reel

$5.49

MouseReel Available

Min.: 1
Mult.: 1
Max.: 2,040

: 2,500

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

Reel, Cut Tape, MouseReel

Real Time Clock Serial Alarm Real-Time Clock

DS1306E+T&R
Analog Devices / Maxim Integrated
1: $8.21
1,787In Stock

Mfr. Part No.
DS1306E+T&R

Mouser Part No
700-DS1306ET&R

Analog Devices / Maxim Integrated

Real Time Clock Serial Alarm Real-Time Clock

Datasheet

1,787In Stock

Cut Tape

$8.21

$6.33

$5.86

$5.34

View

Reel

$4.79

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1,787

: 2,500

Serial 3-Wire, SPI

YY-MM-DD

HH:MM:SS (24 hr)

96 B

TSSOP-20

Backup Switching

2 V

5.5 V

0 C

+ 70 C

DS1306E

SMD/SMT

Reel, Cut Tape, MouseReel

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

DS1307ZN+T&R
Analog Devices / Maxim Integrated
1: $5.92
3,757In Stock

Mfr. Part No.
DS1307ZN+T&R

Mouser Part No
700-DS1307ZNT&R

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

3,757In Stock

Cut Tape

$5.92

$4.51

$4.16

$3.77

View

Reel

$3.40

MouseReel Available

Min.: 1
Mult.: 1
Max.: 3,807

: 2,500

I2C

YY-MM-DD-dd

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

56 B

SOIC-8

Backup Switching

4.5 V

5.5 V

- 40 C

+ 85 C

DS1307ZN

SMD/SMT

Reel, Cut Tape, MouseReel

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

DS1308U-18+T
Analog Devices / Maxim Integrated
1: $5.84
489In Stock

Mfr. Part No.
DS1308U-18+T

Mouser Part No
700-DS1308U-18+T

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

489In Stock

Cut Tape

$5.84

$4.46

$4.11

$3.73

$3.55

Reel

$3.55

MouseReel Available

Min.: 1
Mult.: 1
Max.: 489

: 3,000

Serial 2-Wire, I2C

YY-MM-DD-dd

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

56 B

uSOP-8

Backup Switching

1.71 V

5.5 V

- 40 C

+ 85 C

DS1308U

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I C Serial Real-Time Clock

DS1337S+T&R
Analog Devices / Maxim Integrated
1: $4.75
4,257In Stock

Mfr. Part No.
DS1337S+T&R

Mouser Part No
700-DS1337ST&R

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Learn More

Datasheet

4,257In Stock

Cut Tape

$4.75

$3.59

$3.30

$2.98

View

Reel

$2.58

MouseReel Available

Min.: 1
Mult.: 1
Max.: 4,257

: 2,500

I2C

YY-MM-DD-dd

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

SOIC-8

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

DS1337S

SMD/SMT

Reel, Cut Tape, MouseReel

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

DS1338C-33#T&R
Analog Devices / Maxim Integrated
1: $10.49
490In Stock
1,000Expected 15/09/2026

Mfr. Part No.
DS1338C-33#T&R

Mouser Part No
700-DS1338C-33#T&R-

Analog Devices / Maxim Integrated

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

Datasheet

490In Stock

1,000Expected 15/09/2026

Cut Tape

$10.49

$8.19

$7.62

$6.99

$6.63

Reel

$6.63

MouseReel Available

Min.: 1
Mult.: 1
Max.: 490

: 1,000

I2C

YY-MM-DD-dd

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

56 B

SO-16

Backup Switching

3 V

5.5 V

- 40 C

+ 85 C

DS1338C

SMD/SMT

Reel, Cut Tape, MouseReel

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

DS1338U-33+T&R
Analog Devices / Maxim Integrated
1: $6.15
3,867In Stock

Mfr. Part No.
DS1338U-33+T&R

Mouser Part No
700-DS1338U-33T&R

Analog Devices / Maxim Integrated

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

Datasheet

3,867In Stock

Cut Tape

$6.15

$4.71

$4.36

$3.96

View

Reel

$3.51

MouseReel Available

Min.: 1
Mult.: 1
Max.: 3,867

: 3,000

Serial 2-Wire, 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

Reel, Cut Tape, MouseReel

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

DS1338Z-33+T&R
Analog Devices / Maxim Integrated
1: $6.15
3,214In Stock

Mfr. Part No.
DS1338Z-33+T&R

Mouser Part No
700-DS1338Z-33T&R

Analog Devices / Maxim Integrated

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

Datasheet

3,214In Stock

Cut Tape

$6.15

$4.71

$4.36

$3.96

View

Reel

$3.52

MouseReel Available

Min.: 1
Mult.: 1
Max.: 3,214

: 2,500

Serial 2-Wire, 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

Reel, Cut Tape, MouseReel

Reel Real Time Clock

Customer Service Office

Company

Resources

Support

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

3.2 mm x 2.5 mm x 1 mm
DFN-16
DFN-20
DFN2626-10
DFN-8
HWSON-8
LGA-10
MSOP-10
MSOP-8
PLCC-28
QFN0202-18
QFN023023-16
QFN-16
QFN1818-12
SMD-10
SNT-A-8
SO-16
SO-20
SO-24
SO-28

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
2.3 V
2.38 V
2.4 V
2.5 V
2.7 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
BQ32000
BQ32002
DP8570A
DP8573A
DS12885S
DS12885SN