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Clock & Timer ICs

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Types of Clock & Timer ICs

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Part #

Real Time Clock Real-Time Clock SPI interface with power management, -40 to +85 C, 16-pin QFN

AM1815AQ
Ambiq
1: HK$6.33
557In Stock
3,000Expected 8/1/2027

Mfr. Part No.
AM1815AQ

Mouser Part No
222-AM1815AQ

Ambiq

Real Time Clock Real-Time Clock SPI interface with power management, -40 to +85 C, 16-pin QFN

Datasheet

557In Stock

3,000Expected 8/1/2027

HK$6.33

HK$6.26

Min.: 1
Mult.: 1

Real Time Clock RTC IC with 400 kHz I2C interface featuring backup battery switch-over function in TSSOP10 package.

PCF85263ATT1/AZ
NXP Semiconductors
1: HK$11.92
5,642In Stock
7,500On Order

Mfr. Part No.
PCF85263ATT1/AZ

Mouser Part No
771-PCF85263ATT1/AZ

NXP Semiconductors

Real Time Clock RTC IC with 400 kHz I2C interface featuring backup battery switch-over function in TSSOP10 package.

Learn More

Datasheet

5,642In Stock

7,500On Order

Cut Tape

HK$11.92

HK$8.71

HK$7.85

HK$6.94

Reel

HK$5.95

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Clock Generators & Support Products CK Microserver SMBus Interface

9VRS4420DKILF
Renesas Electronics
1: HK$52.77
150In Stock

Mfr. Part No.
9VRS4420DKILF

Mouser Part No
972-9VRS4420DKILF

Renesas Electronics

Clock Generators & Support Products CK Microserver SMBus Interface

Datasheet

150In Stock

HK$52.77

HK$40.44

HK$37.40

HK$34.03

View

Min.: 1
Mult.: 1

Real Time Clock RTC IC with 400 kHz I2C interface featuring 64 byte SRAM in TSSOP8 package.

PCF85363ATT/AJ
NXP Semiconductors
1: HK$12.82
109In Stock
12,500On Order

Mfr. Part No.
PCF85363ATT/AJ

Mouser Part No
771-PCF85363ATT/AJ

NXP Semiconductors

Real Time Clock RTC IC with 400 kHz I2C interface featuring 64 byte SRAM in TSSOP8 package.

Learn More

Datasheet

109In Stock

12,500On Order

Cut Tape

HK$12.82

HK$9.45

HK$8.55

HK$7.56

View

Reel

HK$6.21

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Real Time Clock Real-Time Clock I2C interface with power management, -40 to +85 C, 16-pin QFN

AM1805AQ
Ambiq
1: HK$6.33
29,500On Order

Mfr. Part No.
AM1805AQ

Mouser Part No
222-AM1805AQ

Ambiq

Real Time Clock Real-Time Clock I2C interface with power management, -40 to +85 C, 16-pin QFN

Learn More

Datasheet

29,500On Order

HK$6.33

Min.: 1
Mult.: 1

Real Time Clock 3-WIRE SERIAL INTERFACE REAL-TIME CLOCK ICs WITH VOLTAGE MONITORING FUNCTION

RV5C338A-E2-F
Nisshinbo
1: HK$13.48
2,000Expected 5/11/2026

Mfr. Part No.
RV5C338A-E2-F

Mouser Part No
848-RV5C338A-E2-F

Nisshinbo

Real Time Clock 3-WIRE SERIAL INTERFACE REAL-TIME CLOCK ICs WITH VOLTAGE MONITORING FUNCTION

Datasheet

2,000Expected 5/11/2026

Cut Tape

HK$13.48

HK$9.86

HK$8.96

HK$8.47

Reel

HK$6.49

View

Min.: 1
Mult.: 1

: 2,000

Real Time Clock Automotive RTC module, featuring I2C or SPI interface in HLSON16 package.

PCA2131TF/Q900Y
NXP Semiconductors
1: HK$35.84
7,750Expected 28/9/2026

Mfr. Part No.
PCA2131TF/Q900Y

Mouser Part No
771-PCA2131TF/Q900Y

NXP Semiconductors

Real Time Clock Automotive RTC module, featuring I2C or SPI interface in HLSON16 package.

Learn More

Datasheet

7,750Expected 28/9/2026

Cut Tape

HK$35.84

HK$27.37

HK$25.24

HK$22.85

View

Reel

HK$19.56

Min.: 1
Mult.: 1

: 4,000

Real Time Clock Real-Time Clock I2C Interface Integrated Circuit, -40 to +85 C, 16-pin QFN

AM0805AQ
Ambiq
1: HK$5.67
2,869Expected 29/9/2026

Mfr. Part No.
AM0805AQ

Mouser Part No
222-AM0805AQ

Ambiq

Real Time Clock Real-Time Clock I2C Interface Integrated Circuit, -40 to +85 C, 16-pin QFN

Learn More

Datasheet

2,869Expected 29/9/2026

HK$5.67

HK$5.65

Min.: 1
Mult.: 1

Real Time Clock RTC IC with 400 kHz I2C interface featuring 128 byte SRAM in HVSON12 package.

PCF85053ATKJ
NXP Semiconductors
1: HK$13.89
6,000Expected 5/10/2026

Mfr. Part No.
PCF85053ATKJ

Mouser Part No
771-PCF85053ATKJ

NXP Semiconductors

Real Time Clock RTC IC with 400 kHz I2C interface featuring 128 byte SRAM in HVSON12 package.

Learn More

Datasheet

6,000Expected 5/10/2026

Cut Tape

HK$13.89

HK$10.19

HK$9.21

HK$8.11

View

Reel

HK$6.42

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

Clock Generators & Support Products Clock Generator

PI6LC48S0401ZLIEX
Diodes Incorporated
3,000: HK$38.06
6,000Factory Stock Available

Mfr. Part No.
PI6LC48S0401ZLIEX

Mouser Part No
729-I6LC48S0401ZLIEX

Diodes Incorporated

Clock Generators & Support Products Clock Generator

Learn More

Datasheet

6,000Factory Stock Available

More Info Available

Reel

HK$38.06

Min.: 3,000
Mult.: 3,000

: 3,000

Real Time Clock 3-Wire Real Time Clock IC

R2061S02-E2-F
Nisshinbo
2,000: HK$7.18
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
R2061S02-E2-F

Mouser Part No
848-R2061S02E2F

Nisshinbo

Real Time Clock 3-Wire Real Time Clock IC

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$7.18

HK$6.80

Min.: 2,000
Mult.: 2,000

: 2,000

Real Time Clock 3-Wire Real Time Clock IC

R2061L01-E2
Nisshinbo
3,000: HK$6.24
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
R2061L01-E2

Mouser Part No
848-R2061L01-E2

Nisshinbo

Real Time Clock 3-Wire Real Time Clock IC

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$6.24

HK$6.12

Min.: 3,000
Mult.: 3,000

: 3,000

Real Time Clock 2-Wire Real Time Clock IC

R2051L01-E2
Nisshinbo
3,000: HK$6.38
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
R2051L01-E2

Mouser Part No
848-R2051L01-E2

Nisshinbo

Real Time Clock 2-Wire Real Time Clock IC

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$6.38

HK$6.33

Min.: 3,000
Mult.: 3,000

: 3,000

Real Time Clock 2-Wire Real Time Clock IC

R2051T01-E2-F
Nisshinbo
2,000: HK$6.38
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
R2051T01-E2-F

Mouser Part No
848-R2051T01E2F

Nisshinbo

Real Time Clock 2-Wire Real Time Clock IC

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$6.38

HK$6.33

Min.: 2,000
Mult.: 2,000

: 2,000

Real Time Clock 3-Wire Real Time Clock IC

R2062L01-E2
Nisshinbo
3,000: HK$6.03
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
R2062L01-E2

Mouser Part No
848-R2062L01-E2

Nisshinbo

Real Time Clock 3-Wire Real Time Clock IC

Non-Stocked Lead-Time 12 Weeks

Reel

HK$6.03

Min.: 3,000
Mult.: 3,000

: 3,000

Real Time Clock 3 wire interface Real-Time Clock ICs with Battery Backup switch-over Function

R2062L02-E2
Nisshinbo
3,000: HK$6.03
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
R2062L02-E2

Mouser Part No
848-R2062L02-E2

Nisshinbo

Real Time Clock 3 wire interface Real-Time Clock ICs with Battery Backup switch-over Function

Non-Stocked Lead-Time 12 Weeks

Reel

HK$6.03

Min.: 3,000
Mult.: 3,000

: 3,000

Real Time Clock 4-wire Serial Interface

RS5C348A-E2-F
Nisshinbo
1: HK$13.56
Non-Stocked Lead-Time 12 Weeks
End of Life

Mfr. Part No.
RS5C348A-E2-F

Mouser Part No
848-RS5C348A-E2-F

End of Life

Nisshinbo

Real Time Clock 4-wire Serial Interface

Datasheet

Non-Stocked Lead-Time 12 Weeks

Cut Tape

HK$13.56

HK$9.95

HK$8.96

HK$7.90

Reel

HK$6.41

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Clock Generators & Support Products Pb Free SONET/SDH NETWORK INTERFACE DPLL

ZL30108LDG1
Microchip Technology
490: HK$313.02
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
ZL30108LDG1

Mouser Part No
494-ZL30108LDG1

Microchip Technology

Clock Generators & Support Products Pb Free SONET/SDH NETWORK INTERFACE DPLL

Datasheet

Non-Stocked Lead-Time 11 Weeks

HK$313.02

Min.: 490
Mult.: 490

Real Time Clock Real-Time Clock SPI interface, -40 to +85 C, 16-pin QFN

AM0815AQ
Ambiq
1: HK$5.67
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
AM0815AQ

Mouser Part No
222-AM0815AQ

Ambiq

Real Time Clock Real-Time Clock SPI interface, -40 to +85 C, 16-pin QFN

Datasheet

Non-Stocked Lead-Time 24 Weeks

HK$5.67

HK$5.65

Min.: 1
Mult.: 1

Clock Generators & Support Products pb Free OC-192/10GbE Network Interface DPLL

ZL30132GGG2
Microchip Technology
260: HK$648.48
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
ZL30132GGG2

Mouser Part No
494-ZL30132GGG2

Microchip Technology

Clock Generators & Support Products pb Free OC-192/10GbE Network Interface DPLL

Datasheet

Non-Stocked Lead-Time 8 Weeks

HK$648.48

Min.: 260
Mult.: 260

Real Time Clock 2-Wire Real Time Clock IC

R2221L-E2
Nisshinbo
3,000: HK$6.49
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
R2221L-E2

Mouser Part No
848-R2221L-E2

Nisshinbo

Real Time Clock 2-Wire Real Time Clock IC

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$6.49

HK$6.44

Min.: 3,000
Mult.: 3,000

: 3,000

Real Time Clock 4-Wire Real Time Clock IC

R2043L-E2
Nisshinbo
3,000: HK$5.80
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
R2043L-E2

Mouser Part No
848-R2043L-E2

Nisshinbo

Real Time Clock 4-Wire Real Time Clock IC

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$5.80

Min.: 3,000
Mult.: 3,000

: 3,000

Real Time Clock 2-Wire Real Time Clock IC

R2023L-E2
Nisshinbo
3,000: HK$5.80
Non-Stocked

Mfr. Part No.
R2023L-E2

Mouser Part No
848-R2023L-E2

Nisshinbo

Real Time Clock 2-Wire Real Time Clock IC

Datasheet

Non-Stocked

Reel

HK$5.80

Min.: 3,000
Mult.: 3,000

: 3,000

Clock Generators & Support Products Dual Channel 1588 Timing Card

ZL30792LFG7
Microchip Technology
176: HK$594.22
Non-Stocked Lead-Time 4 Weeks
New Product

Mfr. Part No.
ZL30792LFG7

Mouser Part No
579-ZL30792LFG7

New Product

Microchip Technology

Clock Generators & Support Products Dual Channel 1588 Timing Card

Datasheet

Non-Stocked Lead-Time 4 Weeks

HK$594.22

Min.: 176
Mult.: 176

Clock Generators & Support Products 2-channel, 10-output line card with eToD interfaces

ZL30642ALDG1
Microchip Technology
260: HK$280.96
Non-Stocked Lead-Time 21 Weeks

Mfr. Part No.
ZL30642ALDG1

Mouser Part No
579-ZL30642ALDG1

Microchip Technology

Clock Generators & Support Products 2-channel, 10-output line card with eToD interfaces

Non-Stocked Lead-Time 21 Weeks

HK$280.96

Min.: 260
Mult.: 260

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