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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 (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
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
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 176In Stock 360On Order	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		176In Stock 360On Order	¥177.7	Min.: 1 Mult.: 1
Timers & Support Products Precision NE555P Texas Instruments 1: ¥98 67,450In 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	67,450In 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 64 x 8, Serial, I C Real-Time Clock DS1307N+ Analog Devices / Maxim Integrated 1: ¥1,297.2 364In Stock	Mfr. Part # DS1307N+ Mouser Part # 700-DS1307N	Analog Devices / Maxim Integrated	Real Time Clock 64 x 8, Serial, I C Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim ds1307	Datasheet	364In Stock	¥1,297.2 ¥1,001.6 ¥905.2 ¥845.4 View ¥794 ¥782.3 ¥760.7 ¥740.8	Min.: 1 Mult.: 1
Timers & Support Products CMOS TLC555CP Texas Instruments 1: ¥232.5 2,952In Stock 4,000Expected 4/22/2027	Mfr. Part # TLC555CP Mouser Part # 595-TLC555CP	Texas Instruments	Timers & Support Products CMOS	Datasheet	2,952In Stock 4,000Expected 4/22/2027	¥232.5 ¥167.8 ¥151.6 ¥133.9 View ¥125.6 ¥120.4 ¥115.1 ¥112 ¥109.3	Min.: 1 Mult.: 1
Timers & Support Products CMOS TLC555IP Texas Instruments 1: ¥240.8 4,006In Stock	Mfr. Part # TLC555IP Mouser Part # 595-TLC555IP	Texas Instruments	Timers & Support Products CMOS	Datasheet	4,006In Stock	¥240.8 ¥176.1 ¥149.2 ¥141.8 View ¥132.9 ¥127.6 ¥123.1 ¥118.4 ¥116.8	Min.: 1 Mult.: 1
Timers & Support Products TIMER LM555CN/NOPB Texas Instruments 1: ¥239.2 8,922In Stock	Mfr. Part # LM555CN/NOPB Mouser Part # 926-LM555CN/NOPB	Texas Instruments	Timers & Support Products TIMER	Datasheet	8,922In Stock	¥239.2 ¥174.4 ¥150.7 ¥137.5 View ¥129.4 ¥124.2 ¥116.6 ¥115.4 ¥112.6	Min.: 1 Mult.: 1
Timers & Support Products CMOS Timer LMC555CN/NOPB Texas Instruments 1: ¥312.3 8,803In Stock	Mfr. Part # LMC555CN/NOPB Mouser Part # 926-LMC555CN/NOPB	Texas Instruments	Timers & Support Products CMOS Timer	Datasheet	8,803In Stock	¥312.3 ¥229.2 ¥201 ¥182.7 View ¥172.7 ¥165.9 ¥163.3 ¥155 ¥151.5	Min.: 1 Mult.: 1
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940M-I/P Microchip Technology 1: ¥122.9 667In Stock	Mfr. Part # MCP7940M-I/P Mouser Part # 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	¥122.9 ¥112.9	Min.: 1 Mult.: 1
Real Time Clock I2C GP RTCC,64B SRAM MCP7940N-I/P Microchip Technology 1: ¥152.8 458In Stock	Mfr. Part # MCP7940N-I/P Mouser Part # 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	¥152.8 ¥141.2 ¥138.5	Min.: 1 Mult.: 1
Real Time Clock Trickle-Charge Timekeeping Chip DS1302+ Analog Devices / Maxim Integrated 1: ¥1,169.3 462In Stock	Mfr. Part # DS1302+ Mouser Part # 700-DS1302	Analog Devices / Maxim Integrated	Real Time Clock Trickle-Charge Timekeeping Chip Learn More about Analog Devices / Maxim Integrated maxim ds1302 timekeeping chip	Datasheet	462In Stock	¥1,169.3 ¥896.9 ¥818.9 ¥752.4 View ¥715.9 ¥694.3 ¥686 ¥672.7	Min.: 1 Mult.: 1
Real Time Clock 64 x 8, Serial, I C Real-Time Clock DS1307+ Analog Devices / Maxim Integrated 1: ¥1,152.7 504In Stock	Mfr. Part # DS1307+ Mouser Part # 700-DS1307	Analog Devices / Maxim Integrated	Real Time Clock 64 x 8, Serial, I C Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim ds1307	Datasheet	504In Stock	¥1,152.7 ¥883.7 ¥817.2 ¥744.1 View ¥707.6 ¥686 ¥679.3 ¥671	Min.: 1 Mult.: 1
Real Time Clock Real-Time Event Recorder DS1678+ Analog Devices / Maxim Integrated 1: ¥1,388.6 48In Stock	Mfr. Part # DS1678+ Mouser Part # 700-DS1678	Analog Devices / Maxim Integrated	Real Time Clock Real-Time Event Recorder	Datasheet	48In Stock	¥1,388.6 ¥1,358.7 ¥1,328.8 ¥1,302.2 View ¥1,282.3 ¥1,262.4 ¥1,244.1 Quote	Min.: 1 Mult.: 1
Timers & Support Products Low-Power, General-Purpose Timer ICM7555IPA+ Analog Devices / Maxim Integrated 1: ¥943.4 1,011In Stock	Mfr. Part # ICM7555IPA+ Mouser Part # 700-ICM7555IPA	Analog Devices / Maxim Integrated	Timers & Support Products Low-Power, General-Purpose Timer	Datasheet	1,011In Stock	¥943.4 ¥808.9 ¥709.2 ¥679.3 View ¥646.1 ¥626.2 ¥611.2 ¥551.5 Quote	Min.: 1 Mult.: 1
Timers & Support Products Prec Timers NA555P Texas Instruments 1: ¥83.1 644In Stock 2,000Expected 12/21/2026	Mfr. Part # NA555P Mouser Part # 595-NA555P	Texas Instruments	Timers & Support Products Prec Timers	Datasheet	644In Stock 2,000Expected 12/21/2026	¥83.1 ¥58.5 ¥49 ¥45 View ¥41.7 ¥39.5 ¥37.9 ¥36 ¥34.9	Min.: 1 Mult.: 1
Timers & Support Products Prec Timers ALT 595- NA555P ALT 595-NA55 ALT 595-NA555P NA555PE4 Texas Instruments 1: ¥109.6 932In Stock	Mfr. Part # NA555PE4 Mouser Part # 595-NA555PE4	Texas Instruments	Timers & Support Products Prec Timers ALT 595- NA555P ALT 595-NA55 ALT 595-NA555P	Datasheet	932In Stock	¥109.6 ¥77.7 ¥65.9 ¥59 View ¥54.6 ¥52.2 ¥40.5 ¥39.4 ¥39.2	Min.: 1 Mult.: 1
Timers & Support Products Precision ALT 595-NE 555P ALT 595-NE555P ALT 595-NE555P NE555PE4 Texas Instruments 1: ¥106.3 966In Stock 3,000Expected 5/17/2027	Mfr. Part # NE555PE4 Mouser Part # 595-NE555PE4	Texas Instruments	Timers & Support Products Precision ALT 595-NE 555P ALT 595-NE555P ALT 595-NE555P Learn More about Texas Instruments ti ne555 timer	Datasheet	966In Stock 3,000Expected 5/17/2027	¥106.3 ¥77.6 ¥65.9 ¥57.3 View ¥53.2 ¥50.7 ¥48.7 ¥47.3 ¥46.7	Min.: 1 Mult.: 1
Timers & Support Products Precision SA555P Texas Instruments 1: ¥76.4 3,120In Stock	Mfr. Part # SA555P Mouser Part # 595-SA555P	Texas Instruments	Timers & Support Products Precision	Datasheet	3,120In Stock	¥76.4 ¥53.8 ¥45 ¥41.2 View ¥38 ¥36.2 ¥34.7 ¥33.1 ¥32.1	Min.: 1 Mult.: 1
Timers & Support Products Precision SE555P Texas Instruments 1: ¥91.4 2,195In Stock 9,000Expected 12/21/2026	Mfr. Part # SE555P Mouser Part # 595-SE555P	Texas Instruments	Timers & Support Products Precision	Datasheet	2,195In Stock 9,000Expected 12/21/2026	¥91.4 ¥63.3 ¥54.5 ¥49 View ¥45.5 ¥43.4 ¥41.5 ¥39.9 ¥38.2	Min.: 1 Mult.: 1
Timers & Support Products CMOS TLC551CP Texas Instruments 1: ¥691 235In Stock	Mfr. Part # TLC551CP Mouser Part # 595-TLC551CP	Texas Instruments	Timers & Support Products CMOS	Datasheet	235In Stock	¥691 ¥536.5 ¥455.1 ¥430.2 View ¥408.6 ¥406.9 ¥392 ¥383.7	Min.: 1 Mult.: 1
Timers & Support Products 8-Bit Binary, Programmable, RC Timer Cou ICM7242IPA+ Analog Devices / Maxim Integrated 1: ¥1,405.2 21In Stock	Mfr. Part # ICM7242IPA+ Mouser Part # 700-ICM7242IPA	Analog Devices / Maxim Integrated	Timers & Support Products 8-Bit Binary, Programmable, RC Timer Cou	Datasheet	21In Stock	¥1,405.2 ¥1,083 ¥918.5 ¥913.6 View ¥845.4 ¥818.9 ¥780.7 Quote	Min.: 1 Mult.: 1
Timers & Support Products GEN PUR CMOS TIMER 8 IND ICM7555IPAZ Renesas / Intersil 1: ¥176.1 58,505On Order	Mfr. Part # ICM7555IPAZ Mouser Part # 968-ICM7555IPAZ	Renesas / Intersil	Timers & Support Products GEN PUR CMOS TIMER 8 IND	Datasheet	58,505On Order On Order Ship Dates Mfr. #: ICM7555IPAZ Stock: 0 On Order: 16,505 Expected 2/1/2027 20,000 Expected 2/15/2027 22,000 Expected 3/29/2027 Factory Lead-Time: 26 Weeks	¥176.1 ¥123.6 ¥110.8 ¥96.8 View ¥90 ¥86 ¥82.6 ¥79.1 ¥76.9	Min.: 1 Mult.: 1
Timers & Support Products CMOS Analog RC Timer ALD7555PAL Advanced Linear Devices 1: ¥744.1 25In Stock	Mfr. Part # ALD7555PAL Mouser Part # 585-ALD7555PAL	Advanced Linear Devices	Timers & Support Products CMOS Analog RC Timer Learn More about Advanced Linear Devices advanced linear ald7555 ald7556	Datasheet	25In Stock	¥744.1 ¥559.8 ¥514.9 ¥465.1 View ¥440.2 ¥436.8 ¥410.3 ¥402	Min.: 1 Mult.: 1
Timers & Support Products LINCMOS TIMER TLC551CPE4 Texas Instruments 600: ¥330.5 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # TLC551CPE4 Mouser Part # 595-TLC551CPE4	Texas Instruments	Timers & Support Products LINCMOS TIMER	Datasheet	Non-Stocked Lead-Time 26 Weeks	¥330.5	Min.: 600 Mult.: 50

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