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Through Hole Clock & Timer ICs

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Types of Clock & Timer ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
Real Time Clock 16K (2Kx8) 70ns M48T12-70PC1 STMicroelectronics 1: ¥6,853.3 844In Stock	Mfr. Part # M48T12-70PC1 Mouser Part # 511-M48T1270PC1	STMicroelectronics	Real Time Clock 16K (2Kx8) 70ns	Datasheet	844In Stock	¥6,853.3 ¥4,793.6 ¥4,650.8 ¥4,421.6 ¥4,345.2	Min.: 1 Mult.: 1
Real Time Clock 64K (8Kx8) 150ns M48T18-150PC1 STMicroelectronics 1: ¥8,383.1 395In Stock	Mfr. Part # M48T18-150PC1 Mouser Part # 511-M48T1815PC1	STMicroelectronics	Real Time Clock 64K (8Kx8) 150ns	Datasheet	395In Stock	¥8,383.1 ¥6,079.3 ¥5,938.1 ¥5,936.4	Min.: 1 Mult.: 1
Real Time Clock I C Serial Real-Time Clock DS1337+ Analog Devices / Maxim Integrated 1: ¥968.4 2,513In Stock	Mfr. Part # DS1337+ Mouser Part # 700-DS1337	Analog Devices / Maxim Integrated	Real Time Clock I C Serial Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim ds1337 rtc	Datasheet	2,513In Stock	¥968.4 ¥737.5 ¥669.4 ¥561.4 View ¥541.5 ¥513.2 Quote	Min.: 1 Mult.: 1
Real Time Clock 3V/5V Real-Time Clock DS1687-5IND+ Analog Devices / Maxim Integrated 1: ¥5,479.6 86In Stock	Mfr. Part # DS1687-5IND+ Mouser Part # 700-DS1687-5IND	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clock	Datasheet	86In Stock	¥5,479.6 ¥4,444.8 ¥3,969.8 ¥3,823.6	Min.: 1 Mult.: 1
Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks DS1511Y+ Analog Devices / Maxim Integrated 1: ¥6,864.9 96In Stock	Mfr. Part # DS1511Y+ Mouser Part # 700-DS1511Y	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks	Datasheet	96In Stock	¥6,864.9 ¥5,529.5 ¥4,868.4 ¥4,826.9 View ¥4,677.4 Quote	Min.: 1 Mult.: 1
Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi DS1556W-120+ Analog Devices / Maxim Integrated 1: ¥11,362.9 35In Stock	Mfr. Part # DS1556W-120+ Mouser Part # 700-DS1556W-120	Analog Devices / Maxim Integrated	Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi	Datasheet	35In Stock	¥11,362.9 ¥10,203.5 ¥9,210.2 ¥9,168.7 View Quote	Min.: 1 Mult.: 1
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1744-70IND+ Analog Devices / Maxim Integrated 1: ¥11,638.6 166In Stock	Mfr. Part # DS1744-70IND+ Mouser Part # 700-DS1744-70IND	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	166In Stock	¥11,638.6 ¥10,225.1 ¥9,439.5 ¥9,208.6	Min.: 1 Mult.: 1
Real Time Clock 3V/5V Real-Time Clocks DS17887-5+ Analog Devices / Maxim Integrated 1: ¥6,614.1 72In Stock	Mfr. Part # DS17887-5+ Mouser Part # 700-DS17887-5	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clocks	Datasheet	72In Stock	¥6,614.1 ¥5,497.9 ¥5,084.3 ¥4,906.6 View Quote	Min.: 1 Mult.: 1
Real Time Clock Serial Alarm Real-Time Clock DS1305N+ Analog Devices / Maxim Integrated 1: ¥2,288.9 1,067In Stock	Mfr. Part # DS1305N+ Mouser Part # 700-DS1305N	Analog Devices / Maxim Integrated	Real Time Clock Serial Alarm Real-Time Clock	Datasheet	1,067In Stock	¥2,288.9 ¥1,795.5 ¥1,597.9 ¥1,435.1 View ¥1,395.2 ¥1,353.7	Min.: 1 Mult.: 1
Delay Lines / Timing Elements Hex Delay Elements SN74LS31N Texas Instruments 1: ¥353.8 988In Stock	Mfr. Part # SN74LS31N Mouser Part # 595-SN74LS31N	Texas Instruments	Delay Lines / Timing Elements Hex Delay Elements	Datasheet	988In Stock	¥353.8 ¥262.4 ¥237.5 ¥212.6 View ¥201 ¥192.7 ¥181 ¥176.1 ¥172.7	Min.: 1 Mult.: 1
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1747W-120+ Analog Devices / Maxim Integrated 1: ¥13,213.3 21In Stock	Mfr. Part # DS1747W-120+ Mouser Part # 700-DS1747W-120	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	21In Stock	¥13,213.3 ¥11,329.7 ¥10,728.4 ¥10,133.8 View Quote	Min.: 1 Mult.: 1
Timers & Support Products 8-Bit Binary, Programmable, RC Timer Cou ICM7240IWE+ Analog Devices / Maxim Integrated 1: ¥1,901.8 170In Stock	Mfr. Part # ICM7240IWE+ Mouser Part # 700-ICM7240IWE	Analog Devices / Maxim Integrated	Timers & Support Products 8-Bit Binary, Programmable, RC Timer Cou	Datasheet	170In Stock	¥1,901.8 ¥1,484.9 ¥1,343.7 ¥1,264 View ¥1,200.9 ¥1,177.6 ¥1,149.4 Quote	Min.: 1 Mult.: 1
Real Time Clock 3V/5V Real-Time Clocks DS17287-3+ Analog Devices / Maxim Integrated 1: ¥5,577.6 54In Stock	Mfr. Part # DS17287-3+ Mouser Part # 700-DS17287-3	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clocks	Datasheet	54In Stock	¥5,577.6 ¥4,483 ¥4,248.8 ¥4,008 View ¥3,818.6 ¥3,817 Quote	Min.: 1 Mult.: 1
Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi DS1556W-120IND+ Analog Devices / Maxim Integrated 1: ¥12,967.4 14In Stock	Mfr. Part # DS1556W-120IND+ Mouser Part # 700-DS1556W-120IND	Analog Devices / Maxim Integrated	Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi	Datasheet	14In Stock	¥12,967.4 ¥10,799.8 ¥10,245 ¥9,708.5 View Quote	Min.: 1 Mult.: 1
Real Time Clock 3V/5V Real-Time Clocks DS17487-5+ Analog Devices / Maxim Integrated 1: ¥6,037.7 49In Stock	Mfr. Part # DS17487-5+ Mouser Part # 700-DS17487-5	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clocks	Datasheet	49In Stock	¥6,037.7 ¥4,999.6 ¥4,738.8 ¥4,689 View ¥4,145.9 Quote	Min.: 1 Mult.: 1
Timers & Support Products This is a common 555 timer/oscillator from TI. A classic for all of those first year circuits projects where you need to blink an LED generate tone and thousands of other great beginning projects. Google around for a huge list of resources and exam COM-16473 SparkFun 1: ¥177.7 171In Stock 360Expected 11/30/2026	Mfr. Part # COM-16473 Mouser Part # 474-COM-16473	SparkFun	Timers & Support Products This is a common 555 timer/oscillator from TI. A classic for all of those first year circuits projects where you need to blink an LED generate tone and thousands of other great beginning projects. Google around for a huge list of resources and exam		171In Stock 360Expected 11/30/2026	¥177.7	Min.: 1 Mult.: 1
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1746-70+ Analog Devices / Maxim Integrated 1: ¥11,663.5 417In Stock	Mfr. Part # DS1746-70+ Mouser Part # 700-DS1746-70	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	417In Stock	¥11,663.5 ¥9,633.8 ¥9,125.5 ¥9,010.9 View Quote	Min.: 1 Mult.: 1
Real Time Clock 64K (8Kx8) 100ns M48T08-100PC1 STMicroelectronics 1: ¥6,039.4 865In Stock	Mfr. Part # M48T08-100PC1 Mouser Part # 511-M48T0810PC1	STMicroelectronics	Real Time Clock 64K (8Kx8) 100ns	Datasheet	865In Stock	¥6,039.4 ¥4,531.2 ¥4,321.9 ¥4,169.1 View ¥4,027.9 ¥4,016.3	Min.: 1 Mult.: 1
Real Time Clock 64K (8Kx8) 150ns M48T08-150PC1 STMicroelectronics 1: ¥6,672.2 723In Stock	Mfr. Part # M48T08-150PC1 Mouser Part # 511-M48T0815PC1	STMicroelectronics	Real Time Clock 64K (8Kx8) 150ns	Datasheet	723In Stock	¥6,672.2 ¥5,376.7 ¥5,059.4 ¥4,871.7 View ¥4,576.1 Quote	Min.: 1 Mult.: 1
Real Time Clock 16K (2Kx8) 150ns M48T12-150PC1 STMicroelectronics 1: ¥7,321.7 942In Stock	Mfr. Part # M48T12-150PC1 Mouser Part # 511-M48T1215PC1	STMicroelectronics	Real Time Clock 16K (2Kx8) 150ns	Datasheet	942In Stock	¥7,321.7 ¥5,913.2 ¥5,632.5 ¥5,459.7 View ¥5,247.1 Quote	Min.: 1 Mult.: 1
Real Time Clock 64K (8Kx8) 100ns M48T18-100PC1 STMicroelectronics 1: ¥7,800.1 1,351In Stock	Mfr. Part # M48T18-100PC1 Mouser Part # 511-M48T1810PC1	STMicroelectronics	Real Time Clock 64K (8Kx8) 100ns	Datasheet	1,351In Stock	¥7,800.1 ¥6,305.2 ¥5,918.1 ¥5,798.6	Min.: 1 Mult.: 1
Real Time Clock 256K (32Kx8) 70ns M48T35Y-70PC1 STMicroelectronics 1: ¥8,276.8 535In Stock	Mfr. Part # M48T35Y-70PC1 Mouser Part # 511-M48T35Y70PC1	STMicroelectronics	Real Time Clock 256K (32Kx8) 70ns	Datasheet	535In Stock	¥8,276.8 ¥6,654 ¥6,276.9 ¥6,019.5 View ¥5,786.9 Quote	Min.: 1 Mult.: 1
Timers & Support Products Precision NE555P Texas Instruments 1: ¥98 66,632In Stock 5,000Expected 11/23/2026	Mfr. Part # NE555P Mouser Part # 595-NE555P	Texas Instruments	Timers & Support Products Precision Learn More about Texas Instruments ti ne555 timer	Datasheet	66,632In Stock 5,000Expected 11/23/2026	¥98 ¥68.3 ¥57 ¥52.8 View ¥49 ¥46.7 ¥44.8 ¥43.5 ¥43.2	Min.: 1 Mult.: 1
Real Time Clock 64k NV SRAM with Phantom Clock DS1243Y-120+ Analog Devices / Maxim Integrated 1: ¥9,967.7 1,129In Stock	Mfr. Part # DS1243Y-120+ Mouser Part # 700-DS1243Y-120	Analog Devices / Maxim Integrated	Real Time Clock 64k NV SRAM with Phantom Clock	Datasheet	1,129In Stock	¥9,967.7 ¥8,147.2 ¥7,688.8 ¥7,476.2 View ¥6,949.6 Quote	Min.: 1 Mult.: 1
Real Time Clock 4096k NV SRAM with Phantom Clock DS1251Y-70+ Analog Devices / Maxim Integrated 1: ¥12,603.7 89In Stock	Mfr. Part # DS1251Y-70+ Mouser Part # 700-DS1251Y-70	Analog Devices / Maxim Integrated	Real Time Clock 4096k NV SRAM with Phantom Clock	Datasheet	89In Stock	¥12,603.7 ¥10,452.7 ¥9,824.8 ¥9,140.5	Min.: 1 Mult.: 1

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Through Hole Clock & Timer ICs

Types of Clock & Timer ICs

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