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Microchip Technology Real Time Clock

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Part #

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

MCP79412-I/ST
Microchip Technology
1: £0.882
4,615In 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

4,615In Stock

£0.882

£0.811

£0.801

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

TSSOP-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: £0.882
3,729In 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

3,729In Stock

£0.882

£0.863

£0.811

£0.801

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

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: £1.48
5,150In 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

5,150In Stock

£1.48

£1.38

£1.36

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

TSSOP-14

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: £0.751
5,450In 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

5,450In Stock

£0.751

£0.699

£0.691

£0.673

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

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

MSOP-8

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: £1.39
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

£1.39

£1.26

Min.: 1
Mult.: 1

SPI

YY-MM-DD-dd

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

SOIC-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: £0.533
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

£0.533

£0.514

£0.496

£0.478

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

TSSOP-8

No 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-48

MCP79411-I/ST
Microchip Technology
1: £0.882
608In Stock

Mfr. Part No.
MCP79411-I/ST

Mouser Part No
579-MCP79411IST

Microchip Technology

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

Learn More

Datasheet

608In Stock

£0.882

£0.811

£0.801

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

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/SN
Microchip Technology
1: £0.713
1,845In 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

1,845In Stock

£0.713

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

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: £0.773
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

£0.773

£0.705

£0.702

£0.673

Reel

£0.673

Min.: 1
Mult.: 1

: 2,500

Serial 2-Wire, I2C

YY-MM-DD-dd

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

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/SN
Microchip Technology
1: £0.78
13,563In 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

13,563In 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)

SOIC-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: £0.623
4,274In 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

4,274In Stock

Cut Tape

£0.623

£0.572

Reel

£0.526

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

I2C

YY-MM-DD-dd

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

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: £0.555
6,862In 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

6,862In Stock

Cut Tape

£0.555

£0.554

£0.499

£0.478

Reel

£0.478

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

I2C

YY-MM-DD-dd

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

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: £0.54
5,374In Stock

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

5,374In Stock

Cut Tape

£0.54

£0.535

£0.533

£0.532

Reel

£0.47

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

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

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940N-I/MS
Microchip Technology
1: £0.676
2,220In Stock

Mfr. Part No.
MCP7940N-I/MS

Mouser Part No
579-MCP7940N-I/MS

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM

Learn More

Datasheet

2,220In Stock

£0.676

£0.624

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

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

MSOP-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940N-I/SN
Microchip Technology
1: £0.638
3,791In Stock
7,800Expected 16/09/2026

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

3,791In Stock

7,800Expected 16/09/2026

£0.638

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

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

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: £0.743
2,783In 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

2,783In Stock

Cut Tape

£0.743

£0.742

£0.737

£0.728

£0.644

Reel

£0.644

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Serial 2-Wire, I2C

YY-MM-DD-dd

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

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: £0.713
3,006In 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

3,006In Stock

Cut Tape

£0.713

£0.711

£0.71

£0.707

View

Reel

£0.635

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

Serial 2-Wire, I2C

YY-MM-DD-dd

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

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: £0.676
4,311In Stock
10,000Expected 28/09/2026

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

4,311In Stock

10,000Expected 28/09/2026

Cut Tape

£0.676

Reel

£0.676

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Serial 2-Wire, I2C

YY-MM-DD-dd

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

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/SN
Microchip Technology
1: £0.668
13,458In Stock
29,700Expected 26/10/2026

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

13,458In Stock

29,700Expected 26/10/2026

Cut Tape

£0.668

£0.663

£0.662

£0.654

View

Reel

£0.586

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

Serial 2-Wire, I2C

YY-MM-DD-dd

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

SOIC-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: £0.721
2,654In 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

2,654In Stock

Cut Tape

£0.721

£0.718

£0.624

Reel

£0.624

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Serial 2-Wire, I2C

YY-MM-DD-dd

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

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: £0.811
1,492In 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

1,492In Stock

£0.811

£0.759

£0.752

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

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: £0.78
4,551In 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

4,551In Stock

£0.78

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

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

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: £0.863
2,334In Stock
5,000Expected 28/09/2026

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

2,334In Stock

5,000Expected 28/09/2026

Cut Tape

£0.863

£0.826

£0.818

£0.752

Reel

£0.752

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

I2C

YY-MM-DD-dd

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

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 ID

MCP79410T-I/SN
Microchip Technology
1: £0.826
6,402In Stock
9,900Expected 05/10/2026

Mfr. Part No.
MCP79410T-I/SN

Mouser Part No
579-MCP79410T-I/SN

Microchip Technology

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

Learn More

Datasheet

6,402In Stock

9,900Expected 05/10/2026

Cut Tape

£0.826

£0.788

£0.773

Reel

£0.703

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

I2C

YY-MM-DD-dd

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

SOIC-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

MCP79410T-I/ST
Microchip Technology
1: £0.849
2,311In Stock

Mfr. Part No.
MCP79410T-I/ST

Mouser Part No
579-MCP79410T-I/ST

Microchip Technology

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

Learn More

Datasheet

2,311In Stock

Cut Tape

£0.849

£0.752

Reel

£0.752

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

I2C

YY-MM-DD-dd

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

TSSOP-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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