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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 (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Clock Generators & Support Products 2-output MEMS PCIe Gen1/2/3/4 Clock Generator, LVDS, -40C-85C, 50ppm DSC557-0333FI1 Microchip Technology 1: £2.56 407In Stock	Mfr. Part No. DSC557-0333FI1 Mouser Part No 579-DSC557-0333FI1	Microchip Technology	Clock Generators & Support Products 2-output MEMS PCIe Gen1/2/3/4 Clock Generator, LVDS, -40C-85C, 50ppm Learn More about Microchip Technology microchip dsc557 clock generator	Datasheet	407In Stock	£2.56 £2.13 £2.12	Min.: 1 Mult.: 1
Clock Generators & Support Products MEMS Pcle Clock Generator 50ppm DSC557-0343FI1 Microchip Technology 1: £2.55 79In Stock 330Expected 15/02/2027	Mfr. Part No. DSC557-0343FI1 Mouser Part No 579-DSC557-0343FI1	Microchip Technology	Clock Generators & Support Products MEMS Pcle Clock Generator 50ppm Learn More about Microchip Technology microchip clock generators	Datasheet	79In Stock 330Expected 15/02/2027	£2.55 £2.12	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM ID MCP79400-I/SN Microchip Technology 1: £0.713 1,109In 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 about Microchip Technology microchip mcp7940n calendar	Datasheet	1,109In Stock	£0.713 £0.661 £0.644	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM ID MCP79400-I/ST Microchip Technology 1: £0.751 643In Stock	Mfr. Part No. MCP79400-I/ST Mouser Part No 579-MCP79400IST	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM ID Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	643In Stock	£0.751 £0.691 £0.673	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM EUI-48 MCP79401-I/MS Microchip Technology 1: £0.811 1,205In Stock	Mfr. Part No. MCP79401-I/MS Mouser Part No 579-MCP79401IMS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	1,205In Stock	£0.811 £0.759 £0.752	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM EUI-48 MCP79401-I/ST Microchip Technology 1: £0.811 207In Stock	Mfr. Part No. MCP79401-I/ST Mouser Part No 579-MCP79401IST	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	207In Stock	£0.811 £0.759 £0.752	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM EUI-64 MCP79402-I/MS Microchip Technology 1: £0.811 737In Stock	Mfr. Part No. MCP79402-I/MS Mouser Part No 579-MCP79402IMS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	737In Stock	£0.811 £0.759 £0.752	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM EUI-64 MCP79402-I/SN Microchip Technology 1: £0.78 715In Stock	Mfr. Part No. MCP79402-I/SN Mouser Part No 579-MCP79402ISN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	715In Stock	£0.78 £0.721 £0.703	Min.: 1 Mult.: 1
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940M-I/P Microchip Technology 1: £0.555 667In Stock	Mfr. Part No. MCP7940M-I/P Mouser Part No 579-MCP7940579-M-I/P	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	667In Stock	£0.555 £0.518	Min.: 1 Mult.: 1
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940M-I/MS Microchip Technology 1: £0.533 739In Stock	Mfr. Part No. MCP7940M-I/MS Mouser Part No 579-MCP7940M-I/MS	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	739In Stock	£0.533 £0.496 £0.478	Min.: 1 Mult.: 1
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940M-I/SN Microchip Technology 1: £0.503 39In Stock 600Expected 05/11/2026	Mfr. Part No. MCP7940M-I/SN Mouser Part No 579-MCP7940M-I/SN	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	39In Stock 600Expected 05/11/2026	£0.503 £0.465 £0.458	Min.: 1 Mult.: 1
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940MT-I/MNY Microchip Technology 1: £0.623 1,242In Stock 3,300Expected 21/12/2026	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 about Microchip Technology microchip real time clocks	Datasheet	1,242In Stock 3,300Expected 21/12/2026	Cut Tape £0.623 £0.621 Reel £0.526 MouseReel Available	Min.: 1 Mult.: 1 : 3,300
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940MT-I/ST Microchip Technology 1: £0.563 215In Stock	Mfr. Part No. MCP7940MT-I/ST Mouser Part No 579-MCP7940MT-I/ST	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	215In Stock	Cut Tape £0.563 Reel £0.478 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock I2C GP RTCC 64B SRAM, EXT MCP7940N-E/MS Microchip Technology 1: £0.728 852In Stock	Mfr. Part No. MCP7940N-E/MS Mouser Part No 579-MCP7940N-E/MS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM, EXT Learn More about Microchip Technology microchip real time clocks	Datasheet	852In Stock	£0.728 £0.676 £0.644	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM ExT SER EE, ExT MCP7940N-E/SN Microchip Technology 1: £0.691 820In Stock	Mfr. Part No. MCP7940N-E/SN Mouser Part No 579-MCP7940N-E/SN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM ExT SER EE, ExT Learn More about Microchip Technology microchip real time clocks	Datasheet	820In Stock	£0.691 £0.638 £0.635	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC,64B SRAM MCP7940N-I/P Microchip Technology 1: £0.691 458In Stock	Mfr. Part No. MCP7940N-I/P Mouser Part No 579-MCP7940N-I/P	Microchip Technology	Real Time Clock I2C GP RTCC,64B SRAM Learn More about Microchip Technology microchip real time clocks	Datasheet	458In Stock	£0.691 £0.638 £0.635	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM MCP7940N-I/ST Microchip Technology 1: £0.676 567In Stock	Mfr. Part No. MCP7940N-I/ST Mouser Part No 579-MCP7940N-I/ST	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	567In Stock	£0.676 £0.624	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 64B SRAM EXT MCP7940NT-E/SN Microchip Technology 1: £0.751 822In Stock 3,300Expected 19/11/2026	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 about Microchip Technology microchip real time clocks	Datasheet	822In Stock 3,300Expected 19/11/2026	Cut Tape £0.751 £0.747 Reel £0.635 MouseReel Available	Min.: 1 Mult.: 1 : 3,300
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID MCP79410-I/ST Microchip Technology 1: £0.811 607In Stock	Mfr. Part No. MCP79410-I/ST Mouser Part No 579-MCP79410-I/ST	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	607In Stock	£0.811 £0.759 £0.752	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID MCP79410T-I/ST Microchip Technology 1: £0.882 1,149In Stock 5,000Expected 18/01/2027	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 about Microchip Technology microchip mcp794xx calendars	Datasheet	1,149In Stock 5,000Expected 18/01/2027	Cut Tape £0.882 Reel £0.752 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 MCP79411-I/MS Microchip Technology 1: £0.882 698In Stock	Mfr. Part No. MCP79411-I/MS Mouser Part No 579-MCP79411IMS	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	698In Stock	£0.882 £0.811 £0.801	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 MCP79411T-I/MNY Microchip Technology 1: £0.986 18In Stock 13,200On Order	Mfr. Part No. MCP79411T-I/MNY Mouser Part No 579-MCP79411TIMNY	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	18In Stock 13,200On Order On Order Ship Dates Mfr. No: MCP79411T-I/MNY Stock: 18 Can Dispatch Immediately On Order: 6,600 Expected 05/01/2027 6,600 Expected 18/01/2027 Factory Lead Time: 12 Weeks	Cut Tape £0.986 Reel £0.829 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: £0.969 1,107In Stock 1,600On Order	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	1,107In Stock 1,600On Order	£0.969 £0.899 £0.882	Min.: 1 Mult.: 1
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48 MCP79511-I/MS Microchip Technology 1: £1.05 244In Stock 300Expected 20/11/2026	Mfr. Part No. MCP79511-I/MS Mouser Part No 579-MCP79511-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp795xx	Datasheet	244In Stock 300Expected 20/11/2026	£1.05 £0.96 £0.943	Min.: 1 Mult.: 1
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64 MCP79512-I/MS Microchip Technology 1: £1.05 500In Stock	Mfr. Part No. MCP79512-I/MS Mouser Part No 579-MCP79512-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp795xx	Datasheet	500In Stock	£1.05 £0.96 £0.943	Min.: 1 Mult.: 1

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Clock & Timer ICs

Types of Clock & Timer ICs