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Microchip Technology Real Time Clock

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Part #

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

MCP79401-I/SN
Microchip Technology
1: CHF 0.824
13’988In 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

13’988In Stock

CHF 0.824

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 I2C GP RTCC 1Kb EE 64B SRAM EUI-64

MCP79412-I/ST
Microchip Technology
1: CHF 0.931
4’617In Stock

Mfr. Part No.
MCP79412-I/ST

Mouser Part No
579-MCP79412IST

Microchip Technology

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

Learn More

Datasheet

4’617In Stock

CHF 0.931

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 I2C GP RTCC 64B SRAM ID

MCP79400-I/MS
Microchip Technology
1: CHF 0.793
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

CHF 0.793

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 I2C GP RTCC 1Kb EE 64B SRAM EUI-64

MCP79412-I/MS
Microchip Technology
1: CHF 0.931
3’970In Stock

Mfr. Part No.
MCP79412-I/MS

Mouser Part No
579-MCP79412IMS

Microchip Technology

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

Learn More

Datasheet

3’970In Stock

CHF 0.931

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 2Kb EE 64B SRAM WD TED EUI-64

MCP795W22-I/ST
Microchip Technology
1: CHF 1.57
5’160In 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

5’160In Stock

CHF 1.57

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 I2C RTCC 64B SRAM No VBAT

MCP7940M-I/ST
Microchip Technology
1: CHF 0.563
1’302In Stock

Mfr. Part No.
MCP7940M-I/ST

Mouser Part No
579-MCP7940M-I/ST

Microchip Technology

Real Time Clock I2C RTCC 64B SRAM No VBAT

Learn More

Datasheet

1’302In Stock

CHF 0.563

CHF 0.524

CHF 0.504

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

64 B

TSSOP-8

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock 1Kb EE 64B SRAM WD TED EUI-64

MCP795W12-I/SL
Microchip Technology
1: CHF 1.47
717In Stock

Mfr. Part No.
MCP795W12-I/SL

Mouser Part No
579-MCP795W12-I/SL

Microchip Technology

Real Time Clock 1Kb EE 64B SRAM WD TED EUI-64

Learn More

Datasheet

717In Stock

CHF 1.47

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

1 kB

SOIC-14

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940NT-I/SN
Microchip Technology
1: CHF 0.674
23’417In Stock

Mfr. Part No.
MCP7940NT-I/SN

Mouser Part No
579-MCP7940NT-I/SN

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM

Learn More

Datasheet

23’417In Stock

Cut Tape

CHF 0.674

Reel

CHF 0.674

MouseReel Available

Min.: 1
Mult.: 1

: 3’300

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

Reel, Cut Tape, MouseReel

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

MCP79520-I/MS
Microchip Technology
1: CHF 1.11
10’382In Stock

Mfr. Part No.
MCP79520-I/MS

Mouser Part No
579-MCP79520-I/MS

Microchip Technology

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

Learn More

Datasheet

10’382In Stock

CHF 1.11

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

MCP79411-I/SN
Microchip Technology
1: CHF 0.896
12’600In Stock

Mfr. Part No.
MCP79411-I/SN

Mouser Part No
579-MCP79411ISN

Microchip Technology

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

Learn More

Datasheet

12’600In Stock

CHF 0.896

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 I2C GP RTCC 64B SRAM ID

MCP79400-I/SN
Microchip Technology
1: CHF 0.753
1’972In Stock

Mfr. Part No.
MCP79400-I/SN

Mouser Part No
579-MCP79400ISN

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM ID

Learn More

Datasheet

1’972In Stock

CHF 0.753

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

MCP79400

SMD/SMT

Tube

Real Time Clock I2C GP RTCC 64B SRAM ID

MCP79400T-I/MS
Microchip Technology
1: CHF 0.793
4’388In Stock

Mfr. Part No.
MCP79400T-I/MS

Mouser Part No
579-MCP79400TIMS

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM ID

Learn More

Datasheet

4’388In Stock

Cut Tape

CHF 0.793

Reel

CHF 0.793

Min.: 1
Mult.: 1

: 2’500

Serial 2-Wire, I2C

YY-MM-DD-dd

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

64 B

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape

Real Time Clock I2C GP RTCC 64B SRAM ID

MCP79400T-I/SN
Microchip Technology
1: CHF 0.753
1’997In Stock

Mfr. Part No.
MCP79400T-I/SN

Mouser Part No
579-MCP79400TISN

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM ID

Learn More

Datasheet

1’997In Stock

Cut Tape

CHF 0.753

Reel

CHF 0.753

Min.: 1
Mult.: 1

: 3’300

Serial 2-Wire, I2C

YY-MM-DD-dd

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

64 B

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape

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

MCP79401-I/MS
Microchip Technology
1: CHF 0.857
1’677In 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

1’677In Stock

CHF 0.857

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 I2C RTCC 64B SRAM No VBAT

MCP7940MT-I/MNY
Microchip Technology
1: CHF 0.61
4’408In Stock

Mfr. Part No.
MCP7940MT-I/MNY

Mouser Part No
579-MCP7940MT-I/MNY

Microchip Technology

Real Time Clock I2C RTCC 64B SRAM No VBAT

Learn More

Datasheet

4’408In Stock

Cut Tape

CHF 0.61

Reel

CHF 0.61

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

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I2C RTCC 64B SRAM No VBAT

MCP7940MT-I/MS
Microchip Technology
1: CHF 0.563
2’912In Stock

Mfr. Part No.
MCP7940MT-I/MS

Mouser Part No
579-MCP7940MT-I/MS

Microchip Technology

Real Time Clock I2C RTCC 64B SRAM No VBAT

Learn More

Datasheet

2’912In Stock

Cut Tape

CHF 0.563

Reel

CHF 0.563

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

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I2C RTCC 64B SRAM No VBAT

MCP7940MT-I/SN
Microchip Technology
1: CHF 0.531
3’289In Stock
3’300Expected 7/30/2026

Mfr. Part No.
MCP7940MT-I/SN

Mouser Part No
579-MCP7940MT-I/SN

Microchip Technology

Real Time Clock I2C RTCC 64B SRAM No VBAT

Learn More

Datasheet

3’289In Stock

3’300Expected 7/30/2026

Cut Tape

CHF 0.531

Reel

CHF 0.531

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

No Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940N-I/SN
Microchip Technology
1: CHF 0.674
6’041In Stock

Mfr. Part No.
MCP7940N-I/SN

Mouser Part No
579-MCP7940N-I/SN

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM

Learn More

Datasheet

6’041In Stock

CHF 0.674

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 I2C GP RTCC 64B SRAM, EXT

MCP7940NT-E/MS
Microchip Technology
1: CHF 0.769
3’716In Stock

Mfr. Part No.
MCP7940NT-E/MS

Mouser Part No
579-MCP7940NT-E/MS

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM, EXT

Learn More

Datasheet

3’716In Stock

Cut Tape

CHF 0.769

Reel

CHF 0.769

MouseReel Available

Min.: 1
Mult.: 1

: 2’500

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

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I2C GP RTCC 64B SRAM EXT

MCP7940NT-E/SN
Microchip Technology
1: CHF 0.729
3’158In Stock

Mfr. Part No.
MCP7940NT-E/SN

Mouser Part No
579-MCP7940NT-E/SN

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM EXT

Learn More

Datasheet

3’158In Stock

Cut Tape

CHF 0.729

Reel

CHF 0.729

MouseReel Available

Min.: 1
Mult.: 1

: 3’300

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

+ 125 C

MCP7940N

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940NT-I/MS
Microchip Technology
1: CHF 0.714
6’125In Stock

Mfr. Part No.
MCP7940NT-I/MS

Mouser Part No
579-MCP7940NT-I/MS

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM

Learn More

Datasheet

6’125In Stock

Cut Tape

CHF 0.714

Reel

CHF 0.714

MouseReel Available

Min.: 1
Mult.: 1

: 2’500

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

Reel, Cut Tape, MouseReel

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940NT-I/ST
Microchip Technology
1: CHF 0.714
2’689In Stock

Mfr. Part No.
MCP7940NT-I/ST

Mouser Part No
579-MCP7940NT-I/ST

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM

Learn More

Datasheet

2’689In Stock

Cut Tape

CHF 0.714

Reel

CHF 0.714

MouseReel Available

Min.: 1
Mult.: 1

: 2’500

Serial 2-Wire, 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

Reel, Cut Tape, MouseReel

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

MCP79410-I/MS
Microchip Technology
1: CHF 0.857
2’260In Stock

Mfr. Part No.
MCP79410-I/MS

Mouser Part No
579-MCP79410-I/MS

Microchip Technology

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

Learn More

Datasheet

2’260In Stock

CHF 0.857

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 I2C GP RTCC 1Kb EE 64B SRAM ID

MCP79410-I/SN
Microchip Technology
1: CHF 0.824
5’426In Stock

Mfr. Part No.
MCP79410-I/SN

Mouser Part No
579-MCP79410-I/SN

Microchip Technology

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

Learn More

Datasheet

5’426In Stock

CHF 0.824

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 I2C GP RTCC 1Kb EE 64B SRAM ID

MCP79410T-I/MS
Microchip Technology
1: CHF 0.857
3’015In Stock

Mfr. Part No.
MCP79410T-I/MS

Mouser Part No
579-MCP79410T-I/MS

Microchip Technology

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

Learn More

Datasheet

3’015In Stock

Cut Tape

CHF 0.857

Reel

CHF 0.857

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

Microchip Technology Real Time Clock

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