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Clock & Timer ICs

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Types of Clock & Timer ICs

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Part #

Real Time Clock 32.768kHz SPI Time Acc. 25ppm AEC

RV-3149-C3 32.768kHz OPTION B TB QA
Micro Crystal
1: $5.21
1,452In Stock

Mfr. Part No.
RV-3149-C3 32.768kHz OPTION B TB QA

Mouser Part No
428-203684-MG01

Micro Crystal

Real Time Clock 32.768kHz SPI Time Acc. 25ppm AEC

Learn More

Datasheet

1,452In Stock

Cut Tape

$5.21

$3.93

$3.60

$3.25

Reel

$2.99

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Real Time Clock 32.768kHz I2C 2.5ppm 3.2x1.5x0.8 AECQ200 Temperature Sensor & Real Time Clock

RV-3032-C7 32.768kHz-2.5PPM-TA-QA
Micro Crystal
1: $4.61
2,316In Stock
4,000Expected 9/10/2026

Mfr. Part No.
RV-3032-C7 32.768kHz-2.5PPM-TA-QA

Mouser Part No
428-203853-MG01

Micro Crystal

Real Time Clock 32.768kHz I2C 2.5ppm 3.2x1.5x0.8 AECQ200 Temperature Sensor & Real Time Clock

Learn More

Datasheet

2,316In Stock

4,000Expected 9/10/2026

Cut Tape

$4.61

$3.47

$3.17

$2.86

Reel

$2.61

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Real Time Clock Real Time Clock, automotive grade AEC-Q200

RV-3029-C3-TB-QA-Opt. B
Micro Crystal
1: $6.20
705In Stock

Mfr. Part No.
RV-3029-C3-TB-QA-Opt. B

Mouser Part No
428-RV3029C3TBQAOPTB

Micro Crystal

Real Time Clock Real Time Clock, automotive grade AEC-Q200

Datasheet

705In Stock

Cut Tape

$6.20

$4.68

$4.30

$3.88

$3.84

Reel

$3.24

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Clock Generators & Support Products Pb Free T1/E1 SYSTEM SYNCHRONIZER

ZL30100QDG1
Microchip Technology
1: $41.44
425In Stock

Mfr. Part No.
ZL30100QDG1

Mouser Part No
494-ZL30100QDG1

Microchip Technology

Clock Generators & Support Products Pb Free T1/E1 SYSTEM SYNCHRONIZER

Datasheet

425In Stock

$41.44

$34.53

$33.35

Min.: 1
Mult.: 1

Clock Generators & Support Products Pb Free T1/E1 SYSTEM SYNCHRONIZER

ZL30102QDG1
Microchip Technology
1: $93.23
85In Stock

Mfr. Part No.
ZL30102QDG1

Mouser Part No
494-ZL30102QDG1

Microchip Technology

Clock Generators & Support Products Pb Free T1/E1 SYSTEM SYNCHRONIZER

Datasheet

85In Stock

$93.23

$91.53

$87.16

View

Min.: 1
Mult.: 1

Clock Generators & Support Products pb Free GbE and Telecom Rate DPLL

ZL30136GGG2
Microchip Technology
1: $41.72
180In Stock

Mfr. Part No.
ZL30136GGG2

Mouser Part No
494-ZL30136GGG2

Microchip Technology

Clock Generators & Support Products pb Free GbE and Telecom Rate DPLL

Datasheet

180In Stock

$41.72

View

Min.: 1
Mult.: 1

Clock Generators & Support Products 3 In/Out Any Rate Clk Multiplier & Jitter Att.

ZL30252LDG1
Microchip Technology
1: $17.86
980In Stock

Mfr. Part No.
ZL30252LDG1

Mouser Part No
494-ZL30252LDG1

Microchip Technology

Clock Generators & Support Products 3 In/Out Any Rate Clk Multiplier & Jitter Att.

Datasheet

980In Stock

$17.86

$14.88

$14.39

Min.: 1
Mult.: 1

Clock Buffer 1:4 LVPECL Fanout Buffer w/Int. Term.

ZL40203LDG1
Microchip Technology
1: $6.46
811In Stock

Mfr. Part No.
ZL40203LDG1

Mouser Part No
494-ZL40203LDG1

Microchip Technology

Clock Buffer 1:4 LVPECL Fanout Buffer w/Int. Term.

Datasheet

811In Stock

$6.46

$5.37

$5.20

Min.: 1
Mult.: 1

Clock Buffer 1:2 LVDS Fanout Buffer w/Int. Term.

ZL40213LDF1
Microchip Technology
1: $5.18
2,652In Stock

Mfr. Part No.
ZL40213LDF1

Mouser Part No
494-ZL40213LDF1

Microchip Technology

Clock Buffer 1:2 LVDS Fanout Buffer w/Int. Term.

Datasheet

2,652In Stock

Cut Tape

$5.18

$5.10

Reel

$4.18

Min.: 1
Mult.: 1

: 4,000

Clock Buffer 1:2 LVDS Fanout Buffer w/Int. Term.

ZL40213LDG1
Microchip Technology
1: $5.18
1,386In Stock

Mfr. Part No.
ZL40213LDG1

Mouser Part No
494-ZL40213LDG1

Microchip Technology

Clock Buffer 1:2 LVDS Fanout Buffer w/Int. Term.

Datasheet

1,386In Stock

$5.18

Min.: 1
Mult.: 1

Clock Buffer 1:4 LVDS Fanout Buffer w/Int. Term.

ZL40215LDF1
Microchip Technology
1: $6.46
2,844In Stock

Mfr. Part No.
ZL40215LDF1

Mouser Part No
494-ZL40215LDF1

Microchip Technology

Clock Buffer 1:4 LVDS Fanout Buffer w/Int. Term.

Datasheet

2,844In Stock

Cut Tape

$6.46

$6.35

Reel

$5.20

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Clock Buffer 1:6 LVDS Fanout Buffer w/Int. Term.

ZL40217LDG1
Microchip Technology
1: $7.71
277In Stock

Mfr. Part No.
ZL40217LDG1

Mouser Part No
494-ZL40217LDG1

Microchip Technology

Clock Buffer 1:6 LVDS Fanout Buffer w/Int. Term.

Datasheet

277In Stock

$7.71

$6.43

$6.23

Min.: 1
Mult.: 1

Clock Buffer 1:8 LVDS Fanout Buffer w/Int. Term.

ZL40219LDG1
Microchip Technology
1: $9.30
861In Stock

Mfr. Part No.
ZL40219LDG1

Mouser Part No
494-ZL40219LDG1

Microchip Technology

Clock Buffer 1:8 LVDS Fanout Buffer w/Int. Term.

Datasheet

861In Stock

$9.30

$7.74

$7.51

Min.: 1
Mult.: 1

Clock Buffer Ten LVCMOS Output Fanout Buffer

ZL40240LDG1
Microchip Technology
1: $7.49
358In Stock

Mfr. Part No.
ZL40240LDG1

Mouser Part No
494-ZL40240LDG1

Microchip Technology

Clock Buffer Ten LVCMOS Output Fanout Buffer

Learn More

Datasheet

358In Stock

$7.49

$6.23

$6.02

Min.: 1
Mult.: 1

Clock Buffer Ten LVCMOS Output Fanout Buffer

ZL40241LDF1
Microchip Technology
1: $3.26
4,000In Stock

Mfr. Part No.
ZL40241LDF1

Mouser Part No
494-ZL40241LDF1

Microchip Technology

Clock Buffer Ten LVCMOS Output Fanout Buffer

Learn More

Datasheet

4,000In Stock

Cut Tape

$3.26

$3.06

Reel

$3.01

Quote

Min.: 1
Mult.: 1

: 4,000

Real Time Clock I2C GP RTCC 64B SRAM ID

MCP79400-I/SN
Microchip Technology
1: $1.29
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

$1.29

Min.: 1
Mult.: 1

Real Time Clock I2C GP RTCC 64B SRAM ID

MCP79400T-I/MS
Microchip Technology
1: $1.40
4,258In 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

4,258In Stock

Cut Tape

$1.40

$1.28

$1.27

$1.18

Reel

$1.18

Min.: 1
Mult.: 1

: 2,500

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

MCP79401-I/SN
Microchip Technology
1: $1.41
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

$1.41

$1.31

$1.24

Min.: 1
Mult.: 1

Real Time Clock I2C RTCC 64B SRAM No VBAT

MCP7940MT-I/MNY
Microchip Technology
1: $1.13
1,872In Stock
3,300Expected 8/3/2027

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

1,872In Stock

3,300Expected 8/3/2027

Cut Tape

$1.13

$1.04

Reel

$0.918

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

Real Time Clock I2C RTCC 64B SRAM No VBAT

MCP7940MT-I/MS
Microchip Technology
1: $1.01
6,846In 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

6,846In Stock

Cut Tape

$1.01

$1.00

$0.904

$0.843

Reel

$0.843

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Real Time Clock I2C RTCC 64B SRAM No VBAT

MCP7940MT-I/SN
Microchip Technology
1: $0.979
4,828In 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

4,828In Stock

Cut Tape

$0.979

$0.97

$0.967

$0.963

Reel

$0.851

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940N-I/MS
Microchip Technology
1: $1.22
2,205In 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

2,205In Stock

$1.22

$1.13

$1.09

Min.: 1
Mult.: 1

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940N-I/SN
Microchip Technology
1: $1.16
3,690In Stock
7,800Expected 9/10/2026

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

3,690In Stock

7,800Expected 9/10/2026

$1.16

Min.: 1
Mult.: 1

Real Time Clock I2C GP RTCC 64B SRAM, EXT

MCP7940NT-E/MS
Microchip Technology
1: $1.35
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

$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
3,003In 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

3,003In Stock

Cut Tape

$1.29

$1.28

$1.27

$1.26

Reel

$1.10

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

Clock & Timer ICs

Types of Clock & Timer ICs

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