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

Clock & Timer ICs

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

Types of Clock & Timer ICs

List Images

Results: 6,190

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.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; }

Part #

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940N-I/SN
Microchip Technology
1: $1.16
4,144In Stock
7,800Expected 19/10/2026

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

4,144In Stock

7,800Expected 19/10/2026

$1.16

Min.: 1
Mult.: 1

Real Time Clock I2C GP RTCC 64B SRAM, EXT

MCP7940NT-E/MS
Microchip Technology
1: $1.35
3,038In 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

3,038In Stock

Cut Tape

$1.35

$1.34

$1.33

$1.32

$1.16

Reel

$1.16

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Real Time Clock I2C GP RTCC 64B SRAM EXT

MCP7940NT-E/SN
Microchip Technology
1: $1.29
3,132In 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

3,132In Stock

Cut Tape

$1.29

$1.28

$1.27

$1.26

Reel

$1.10

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940NT-I/MS
Microchip Technology
1: $1.22
4,596In 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

4,596In Stock

Cut Tape

$1.22

Reel

$1.22

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940NT-I/ST
Microchip Technology
1: $1.28
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

$1.28

$1.27

$1.09

Reel

$1.09

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

MCP79410-I/MS
Microchip Technology
1: $1.47
2,127In 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

2,127In Stock

$1.47

$1.37

$1.31

$1.30

Min.: 1
Mult.: 1

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

MCP79410-I/SN
Microchip Technology
1: $1.41
5,085In 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

5,085In Stock

$1.41

Min.: 1
Mult.: 1

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

MCP79410T-I/MS
Microchip Technology
1: $1.52
2,940In 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

2,940In Stock

Cut Tape

$1.52

$1.44

$1.43

$1.31

Reel

$1.31

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

MCP79410T-I/SN
Microchip Technology
1: $1.47
7,487In Stock

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

7,487In Stock

Cut Tape

$1.47

$1.43

$1.40

Reel

$1.24

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

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

MCP79410T-I/ST
Microchip Technology
1: $1.54
2,771In 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

2,771In Stock

Cut Tape

$1.54

$1.31

Reel

$1.31

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

MCP79412-I/SN
Microchip Technology
1: $1.54
4,005In Stock

Mfr. Part No.
MCP79412-I/SN

Mouser Part No
579-MCP79412ISN

Microchip Technology

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

Learn More

Datasheet

4,005In Stock

$1.54

$1.43

$1.36

Min.: 1
Mult.: 1

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

MCP79412T-I/MNY
Microchip Technology
1: $1.67
2,105In Stock

Mfr. Part No.
MCP79412T-I/MNY

Mouser Part No
579-MCP79412TIMNY

Microchip Technology

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

Learn More

Datasheet

2,105In Stock

Cut Tape

$1.67

Reel

$1.67

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

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

MCP79412T-I/SN
Microchip Technology
1: $1.66
4,756In Stock

Mfr. Part No.
MCP79412T-I/SN

Mouser Part No
579-MCP79412TISN

Microchip Technology

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

Learn More

Datasheet

4,756In Stock

Cut Tape

$1.66

$1.54

Reel

$1.36

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

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

MCP79510T-I/MS
Microchip Technology
1: $1.81
5,333In Stock

Mfr. Part No.
MCP79510T-I/MS

Mouser Part No
579-MCP79510T-I/MS

Microchip Technology

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

Learn More

Datasheet

5,333In Stock

Cut Tape

$1.81

$1.80

$1.78

$1.54

Reel

$1.54

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

MCP79511T-I/MS
Microchip Technology
1: $1.89
1,786In Stock

Mfr. Part No.
MCP79511T-I/MS

Mouser Part No
579-MCP79511T-I/MS

Microchip Technology

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

Learn More

Datasheet

1,786In Stock

Cut Tape

$1.89

Reel

$1.89

Min.: 1
Mult.: 1

: 2,500

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

MCP79520-I/MS
Microchip Technology
1: $1.89
10,162In 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

10,162In Stock

$1.89

$1.74

$1.66

Min.: 1
Mult.: 1

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

MCP79522-I/MS
Microchip Technology
1: $2.01
1,395In Stock

Mfr. Part No.
MCP79522-I/MS

Mouser Part No
579-MCP79522-I/MS

Microchip Technology

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

Learn More

Datasheet

1,395In Stock

$2.01

Min.: 1
Mult.: 1

Real Time Clock 1Kb EE 64B SRAM WD TED ID

MCP795W10-I/ST
Microchip Technology
1: $2.46
1,715In Stock

Mfr. Part No.
MCP795W10-I/ST

Mouser Part No
579-MCP795W10-I/ST

Microchip Technology

Real Time Clock 1Kb EE 64B SRAM WD TED ID

Learn More

Datasheet

1,715In Stock

$2.46

Min.: 1
Mult.: 1

Clock Synthesizer/Jitter Cleaner 25 LVCMOS(0) x 8, 125 LVCMOS(0) x 8

SM802123UMG
Microchip Technology
1: $41.32
209In Stock

Mfr. Part No.
SM802123UMG

Mouser Part No
579-SM802123UMG

Microchip Technology

Clock Synthesizer/Jitter Cleaner 25 LVCMOS(0) x 8, 125 LVCMOS(0) x 8

Learn More

Datasheet

209In Stock

$41.32

Min.: 1
Mult.: 1

Clock Buffer 1:2 LPHCSL Fanout Buffer with output enable (85 Ohm), PCIe Gen1-7

SY75603ATWL-TR
Microchip Technology
1: $1.03
2,750In Stock

Mfr. Part No.
SY75603ATWL-TR

Mouser Part No
579-SY75603ATWL-TR

Microchip Technology

Clock Buffer 1:2 LPHCSL Fanout Buffer with output enable (85 Ohm), PCIe Gen1-7

Learn More

Datasheet

2,750In Stock

Cut Tape

$1.03

Reel

$1.03

Min.: 1
Mult.: 1

: 3,300

Clock Buffer 1:4 LPHCSL Fanout Buffer with output enable (100 Ohm) PCIe Gen 1-7

SY75604BTWL-TR
Microchip Technology
1: $1.31
3,086In Stock

Mfr. Part No.
SY75604BTWL-TR

Mouser Part No
579-SY75604BTWL-TR

Microchip Technology

Clock Buffer 1:4 LPHCSL Fanout Buffer with output enable (100 Ohm) PCIe Gen 1-7

Learn More

Datasheet

3,086In Stock

Cut Tape

$1.31

Reel

$1.31

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

Clock Buffer 4-Output PCIe HCSL Fanout Buffers with Individual Output Enable

ZL40264LDG1
Microchip Technology
1: $6.76
832In Stock

Mfr. Part No.
ZL40264LDG1

Mouser Part No
579-ZL40264LDG1

Microchip Technology

Clock Buffer 4-Output PCIe HCSL Fanout Buffers with Individual Output Enable

Learn More

Datasheet

832In Stock

$6.76

$5.63

$5.44

Min.: 1
Mult.: 1

Clock Drivers & Distribution 1-Line to 10-Line Cl ock Driver A 595-CD A 595-CDC351DB

CDC351DBR
Texas Instruments
1: $24.83
1,847In Stock

Mfr. Part No.
CDC351DBR

Mouser Part No
595-CDC351DBR

Texas Instruments

Clock Drivers & Distribution 1-Line to 10-Line Cl ock Driver A 595-CD A 595-CDC351DB

Datasheet

1,847In Stock

Cut Tape

$24.83

$19.68

$18.39

$16.97

View

Reel

$15.90

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Clock Buffer 8-output clock buffe r for PCIe® Gen CDCDB800RSLT

CDCDB800RSLR
Texas Instruments
1: $6.13
2,452In Stock

Mfr. Part No.
CDCDB800RSLR

Mouser Part No
595-CDCDB800RSLR

Texas Instruments

Clock Buffer 8-output clock buffe r for PCIe® Gen CDCDB800RSLT

Datasheet

2,452In Stock

Cut Tape

$6.13

$4.64

$4.27

$3.86

View

Reel

$3.17

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Clock Buffer Lo Jitter 1:6 LVCMOS Fan-out Clock Bfr A A 595-CDCLVC1106PWR

CDCLVC1106PW
Texas Instruments
1: $8.19
451In Stock
630Expected 27/8/2026

Mfr. Part No.
CDCLVC1106PW

Mouser Part No
595-CDCLVC1106PW

Texas Instruments

Clock Buffer Lo Jitter 1:6 LVCMOS Fan-out Clock Bfr A A 595-CDCLVC1106PWR

Datasheet

451In Stock

630Expected 27/8/2026

$8.19

$6.26

$5.36

$5.14

View

Min.: 1
Mult.: 1

Clock & Timer ICs

Types of Clock & Timer ICs

Customer Service Office

Company

Resources

Support