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Clock & Timer ICs

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Types of Clock & Timer ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.
Real Time Clock I2C GP RTCC 64B SRAM MCP7940N-I/SN Microchip Technology 1: HK$6.99 10,207In 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 about Microchip Technology microchip mcp7940n calendar	Datasheet	10,207In Stock	HK$6.99 HK$6.49 HK$6.33	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM, EXT MCP7940NT-E/MS Microchip Technology 1: HK$8.30 1,997In 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 about Microchip Technology microchip real time clocks	Datasheet	1,997In Stock	Cut Tape HK$8.30 Reel HK$6.99 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock I2C GP RTCC 64B SRAM MCP7940NT-I/MS Microchip Technology 1: HK$8.06 13,482In 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 about Microchip Technology microchip mcp7940n calendar	Datasheet	13,482In Stock	Cut Tape HK$8.06 HK$8.03 HK$8.01 Reel HK$6.58 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock I2C GP RTCC 64B SRAM MCP7940NT-I/ST Microchip Technology 1: HK$8.06 2,163In 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 about Microchip Technology microchip mcp7940n calendar	Datasheet	2,163In Stock	Cut Tape HK$8.06 Reel HK$6.75 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: HK$8.88 1,547In 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 about Microchip Technology microchip mcp794xx calendars	Datasheet	1,547In Stock	HK$8.88 HK$8.30 HK$8.12	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID MCP79410-I/SN Microchip Technology 1: HK$8.55 3,746In 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 about Microchip Technology microchip mcp794xx calendars	Datasheet	3,746In Stock	HK$8.55 HK$7.89 HK$7.60	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID MCP79410T-I/MS Microchip Technology 1: HK$9.70 6,464In 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 about Microchip Technology microchip mcp794xx calendars	Datasheet	6,464In Stock	Cut Tape HK$9.70 Reel HK$8.12 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: HK$9.29 3,227In 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 about Microchip Technology microchip mcp794xx calendars	Datasheet	3,227In Stock	HK$9.29 HK$8.63 HK$8.47	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 MCP79412T-I/MNY Microchip Technology 1: HK$10.69 4,787In 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 about Microchip Technology microchip mcp794xx calendars	Datasheet	4,787In Stock	Cut Tape HK$10.69 Reel HK$8.80 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: HK$10.11 10,025In 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 about Microchip Technology microchip mcp794xx calendars	Datasheet	10,025In Stock	Cut Tape HK$10.11 Reel HK$8.47 MouseReel Available	Min.: 1 Mult.: 1 : 3,300
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID MCP79510-I/MS Microchip Technology 1: HK$10.60 1,127In Stock 1,600Expected 2/11/2026	Mfr. Part No. MCP79510-I/MS Mouser Part No 579-MCP79510-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	1,127In Stock 1,600Expected 2/11/2026	HK$10.60 HK$9.86 HK$9.54	Min.: 1 Mult.: 1
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID MCP79510T-I/MS Microchip Technology 1: HK$11.34 2,809In 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 about Microchip Technology microchip mcp795xx	Datasheet	2,809In Stock	Cut Tape HK$11.34 HK$11.26 Reel HK$9.29 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: HK$12.25 1,581In 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 about Microchip Technology microchip mcp795xx	Datasheet	1,581In Stock	Cut Tape HK$12.25 Reel HK$10.28	Min.: 1 Mult.: 1 : 2,500
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID MCP79520-I/MS Microchip Technology 1: HK$11.43 8,158In 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 about Microchip Technology microchip mcp795xx	Datasheet	8,158In Stock	HK$11.43 HK$10.52 HK$10.03	Min.: 1 Mult.: 1
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-64 MCP79522-I/MS Microchip Technology 1: HK$12.17 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 about Microchip Technology microchip mcp795xx	Datasheet	1,395In Stock	HK$12.17 HK$11.26 HK$10.69	Min.: 1 Mult.: 1
Real Time Clock 1Kb EE 64B SRAM WD TED ID MCP795W10-I/ST Microchip Technology 1: HK$14.88 3,232In 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 about Microchip Technology microchip mcp795xx	Datasheet	3,232In Stock	HK$14.88 HK$13.65 HK$13.32	Min.: 1 Mult.: 1
Clock Buffer 1:2 LPHCSL Fanout Buffer with output enable (85 Ohm), PCIe Gen1-7 SY75603ATWL-TR Microchip Technology 1: HK$6.25 2,035In 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 about Microchip Technology microchip sy7560x pcie clock buffers	Datasheet	2,035In Stock	Cut Tape HK$6.25 HK$6.17 Reel HK$5.17	Min.: 1 Mult.: 1 : 3,300
Clock Buffer 1:4 LPHCSL Fanout Buffer with output enable (100 Ohm) PCIe Gen 1-7 SY75604BTWL Microchip Technology 1: HK$7.89 1,749In Stock	Mfr. Part No. SY75604BTWL Mouser Part No 579-SY75604BTWL	Microchip Technology	Clock Buffer 1:4 LPHCSL Fanout Buffer with output enable (100 Ohm) PCIe Gen 1-7 Learn More about Microchip Technology microchip sy7560x pcie clock buffers	Datasheet	1,749In Stock	HK$7.89 HK$6.58 HK$6.53	Min.: 1 Mult.: 1
Clock Buffer 1:4 LPHCSL Fanout Buffer with output enable (100 Ohm) PCIe Gen 1-7 SY75604BTWL-TR Microchip Technology 1: HK$7.89 2,784In 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 about Microchip Technology microchip sy7560x pcie clock buffers	Datasheet	2,784In Stock	Cut Tape HK$7.89 HK$7.80 Reel HK$6.53 MouseReel Available	Min.: 1 Mult.: 1 : 3,300
Clock Buffer 4-Output PCIe HCSL Fanout Buffers with Individual Output Enable ZL40264LDG1 Microchip Technology 1: HK$40.85 649In 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 about Microchip Technology microsemi zl40264 fanout buffer	Datasheet	649In Stock	HK$40.85 HK$34.03 HK$33.78	Min.: 1 Mult.: 1
Clock Drivers & Distribution 1 to 18 Clock A 595- CDC318ADL A 595-CDC A 595-CDC318ADL CDC318ADLR Texas Instruments 1: HK$79.24 298In Stock	Mfr. Part No. CDC318ADLR Mouser Part No 595-CDC318ADLR	Texas Instruments	Clock Drivers & Distribution 1 to 18 Clock A 595- CDC318ADL A 595-CDC A 595-CDC318ADL	Datasheet	298In Stock	Cut Tape HK$79.24 HK$68.47 HK$65.76 HK$60.83 Reel HK$60.75 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Clock Drivers & Distribution 1-Line to 10-Line Cl ock Driver A 595-CD A 595-CDC351DB CDC351DBR Texas Instruments 1: HK$150.10 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 HK$150.10 HK$118.94 HK$111.13 HK$102.59 View Reel HK$96.09 HK$97.82 HK$96.09 HK$96.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Clock Buffer 4-output clock buffe r for PCIe® Gen CDCDB400RHBR CDCDB400RHBT Texas Instruments 1: HK$38.14 500In Stock	Mfr. Part No. CDCDB400RHBT Mouser Part No 595-CDCDB400RHBT	Texas Instruments	Clock Buffer 4-output clock buffe r for PCIe® Gen CDCDB400RHBR Learn More about Texas Instruments ti cdcdb400 clock buffer	Datasheet	500In Stock	Cut Tape HK$38.14 HK$28.93 HK$26.63 HK$24.08 Reel HK$22.85 View HK$21.78 HK$21.13 HK$20.88 MouseReel Available	Min.: 1 Mult.: 1 : 250
Clock Buffer 8-output clock buffe r for PCIe® Gen CDCDB800RSLT CDCDB800RSLR Texas Instruments 1: HK$40.28 2,016In Stock	Mfr. Part No. CDCDB800RSLR Mouser Part No 595-CDCDB800RSLR	Texas Instruments	Clock Buffer 8-output clock buffe r for PCIe® Gen CDCDB800RSLT	Datasheet	2,016In Stock	Cut Tape HK$40.28 HK$30.66 HK$28.28 HK$25.65 View Reel HK$21.78 HK$24.82 HK$24.66 HK$21.78 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Clock Buffer 5/10 Outputs Clock B uffer A 595-CDCE180 A 595-CDCE18005RGZR CDCE18005RGZT Texas Instruments 1: HK$182.57 197In Stock	Mfr. Part No. CDCE18005RGZT Mouser Part No 595-CDCE18005RGZT	Texas Instruments	Clock Buffer 5/10 Outputs Clock B uffer A 595-CDCE180 A 595-CDCE18005RGZR	Datasheet	197In Stock	Cut Tape HK$182.57 HK$144.67 HK$135.22 HK$124.86 Reel HK$119.03 HK$116.89 MouseReel Available	Min.: 1 Mult.: 1 : 250

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Clock & Timer ICs

Types of Clock & Timer ICs