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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 (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Real Time Clock Serial SPI bus RTC M41T93ZMY6F STMicroelectronics 1: $10.68 757In Stock	Mfr. Part No. M41T93ZMY6F Mouser Part No 511-M41T93ZMY6F	STMicroelectronics	Real Time Clock Serial SPI bus RTC	Datasheet	757In Stock	Cut Tape $10.68 $8.33 $7.76 $7.11 Reel $6.45 View $6.80 $6.73 $6.28 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Real Time Clock Serial 512 (64x8) M41T94MQ6F STMicroelectronics 1: $5.48 2,559In Stock 5,000Expected 2027/04/28	Mfr. Part No. M41T94MQ6F Mouser Part No 511-M41T94MQ6F	STMicroelectronics	Real Time Clock Serial 512 (64x8)	Datasheet	2,559In Stock 5,000Expected 2027/04/28	Cut Tape $5.48 $4.18 $3.86 $3.50 View Reel $3.01 $3.33 $3.26 $3.23 $3.01 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock 16K (2Kx8) 150ns M48T02-150PC1 STMicroelectronics 1: $31.31 646In Stock	Mfr. Part No. M48T02-150PC1 Mouser Part No 511-M48T0215PC1	STMicroelectronics	Real Time Clock 16K (2Kx8) 150ns	Datasheet	646In Stock	$31.31 $24.89 $22.76 $21.55 $20.74	Min.: 1 Mult.: 1
Real Time Clock 16K (2Kx8) 70ns M48T02-70PC1 STMicroelectronics 1: $29.97 430In Stock	Mfr. Part No. M48T02-70PC1 Mouser Part No 511-M48T0270PC1	STMicroelectronics	Real Time Clock 16K (2Kx8) 70ns	Datasheet	430In Stock	$29.97 $23.81 $22.47 $20.85 View $20.12 $19.41 Quote	Min.: 1 Mult.: 1
Real Time Clock 64K (8Kx8) 150ns M48T08-150PC1 STMicroelectronics 1: $39.11 218In Stock 480Expected 2026/10/29	Mfr. Part No. M48T08-150PC1 Mouser Part No 511-M48T0815PC1	STMicroelectronics	Real Time Clock 64K (8Kx8) 150ns	Datasheet	218In Stock 480Expected 2026/10/29	$39.11 $31.52 $29.59 $28.54 View $26.56 $26.48 Quote	Min.: 1 Mult.: 1
Real Time Clock 256K (32Kx8) 70ns M48T35-70PC1 STMicroelectronics 1: $54.64 236In Stock	Mfr. Part No. M48T35-70PC1 Mouser Part No 511-M48T3570PC1	STMicroelectronics	Real Time Clock 256K (32Kx8) 70ns	Datasheet	236In Stock	$54.64 $44.46 $41.75 $39.39 View $39.37 Quote	Min.: 1 Mult.: 1
Real Time Clock 256K (32Kx8) 70ns M48T35Y-70MH1F STMicroelectronics 1: $24.20 520In Stock	Mfr. Part No. M48T35Y-70MH1F Mouser Part No 511-M48T35Y-70MH1F	STMicroelectronics	Real Time Clock 256K (32Kx8) 70ns	Datasheet	520In Stock	Cut Tape $24.20 $19.39 $18.18 $16.85 View Reel $15.47 $16.49 $15.47 $15.47 Quote MouseReel Available	Min.: 1 Mult.: 1 : 936
Real Time Clock 64K (8Kx8) 70ns M48T58-70PC1 STMicroelectronics 1: $47.87 179In Stock	Mfr. Part No. M48T58-70PC1 Mouser Part No 511-M48T5870PC1	STMicroelectronics	Real Time Clock 64K (8Kx8) 70ns	Datasheet	179In Stock	$47.87 $38.95 $36.60 $35.80 View $33.68 Quote	Min.: 1 Mult.: 1
Real Time Clock 64K (8Kx8) 70ns M48T58Y-70PC1 STMicroelectronics 1: $37.34 418In Stock	Mfr. Part No. M48T58Y-70PC1 Mouser Part No 511-M48T58Y70PC1	STMicroelectronics	Real Time Clock 64K (8Kx8) 70ns	Datasheet	418In Stock	$37.34 $30.08 $28.21 $26.81 View $25.59 Quote	Min.: 1 Mult.: 1
Timers & Support Products Low power single CMOS timer TS555IDTTR STMicroelectronics 1: $1.51 13,873In Stock 10,000Expected 2027/03/01	Mfr. Part No. TS555IDTTR Mouser Part No 511-TS555IDTTR	STMicroelectronics	Timers & Support Products Low power single CMOS timer Learn More about STMicroelectronics stm standard products	Datasheet	13,873In Stock 10,000Expected 2027/03/01	Cut Tape $1.51 $1.10 $0.997 $0.884 Reel $0.743 View $0.832 $0.798 $0.773 $0.726 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock 128 NVRAM Serial RTC 3.0 to 3.6 Vcc M41ST87WSS6F STMicroelectronics 1: $7.77 23In Stock 1,350On Order	Mfr. Part No. M41ST87WSS6F Mouser Part No 511-M41ST87WSS6F	STMicroelectronics	Real Time Clock 128 NVRAM Serial RTC 3.0 to 3.6 Vcc	Datasheet	23In Stock 1,350On Order	Cut Tape $7.77 $6.00 $5.55 $5.07 Reel $4.35 View $4.76 $4.14 MouseReel Available	Min.: 1 Mult.: 1 : 1,350
Real Time Clock Serial 512 (64x8) M41T81M6F STMicroelectronics 1: $3.04 44In Stock 5,000Expected 2027/08/23	Mfr. Part No. M41T81M6F Mouser Part No 511-M41T81M6F	STMicroelectronics	Real Time Clock Serial 512 (64x8)	Datasheet	44In Stock 5,000Expected 2027/08/23	Cut Tape $3.04 $2.28 $2.09 $1.88 View Reel $1.49 $1.78 $1.69 $1.60 $1.49 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock 2.0-5.5V 512 (64x8) M41T81SM6F STMicroelectronics 1: $2.90 94In Stock 25,000On Order	Mfr. Part No. M41T81SM6F Mouser Part No 511-M41T81SM6F	STMicroelectronics	Real Time Clock 2.0-5.5V 512 (64x8)	Datasheet	94In Stock 25,000On Order On Order Ship Dates Mfr. No: M41T81SM6F Stock: 94 Can Dispatch Immediately On Order: 7,500 Expected 2026/10/29 7,500 Expected 2027/07/19 10,000 Expected 2027/10/18 Factory Lead Time: 30 Weeks	Cut Tape $2.90 $2.15 $1.97 $1.76 View Reel $1.50 $1.66 $1.63 $1.54 $1.50 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock Serial I2C bus RTC M41T83RMY6F STMicroelectronics 1: $5.50 334In Stock	Mfr. Part No. M41T83RMY6F Mouser Part No 511-M41T83RMY6F	STMicroelectronics	Real Time Clock Serial I2C bus RTC	Datasheet	334In Stock	Cut Tape $5.50 $4.19 $3.86 $3.50 Reel $3.17 View $3.33 $3.23 $3.14 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Real Time Clock Serial I2C bus RTC M41T83SMY6F STMicroelectronics 1: $5.11 240In Stock 1,000Expected 2026/11/04	Mfr. Part No. M41T83SMY6F Mouser Part No 511-M41T83SMY6F	STMicroelectronics	Real Time Clock Serial I2C bus RTC	Datasheet	240In Stock 1,000Expected 2026/11/04	Cut Tape $5.11 $3.90 $3.58 $3.23 Reel $2.64 View $3.07 $3.04 $2.61 $2.59 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Real Time Clock Serial I2C bus RTC M41T83SQA6F STMicroelectronics 1: $4.70 60In Stock 5,000Expected 2027/05/10	Mfr. Part No. M41T83SQA6F Mouser Part No 511-M41T83SQA6F	STMicroelectronics	Real Time Clock Serial I2C bus RTC	Datasheet	60In Stock 5,000Expected 2027/05/10	Cut Tape $4.70 $3.56 $3.28 $2.90 View Reel $2.55 $2.76 $2.71 $2.55 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Real Time Clock Serial I2C bus RTC M41T83ZMY6F STMicroelectronics 1: $7.54 159In Stock 1,000Expected 2027/05/10	Mfr. Part No. M41T83ZMY6F Mouser Part No 511-M41T83ZMY6F	STMicroelectronics	Real Time Clock Serial I2C bus RTC	Datasheet	159In Stock 1,000Expected 2027/05/10	Cut Tape $7.54 $5.83 $5.40 $4.92 $4.57 Reel $4.34 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Real Time Clock Serial SPI bus RTC M41T93SMY6F STMicroelectronics 1: $10.29 42In Stock 1,000Expected 2026/11/16	Mfr. Part No. M41T93SMY6F Mouser Part No 511-M41T93SMY6F	STMicroelectronics	Real Time Clock Serial SPI bus RTC	Datasheet	42In Stock 1,000Expected 2026/11/16	Cut Tape $10.29 $8.01 $7.44 $6.57 View Reel $6.18 $6.32 $6.18 $6.18 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Real Time Clock Serial SPI bus RTC M41T93SQA6F STMicroelectronics 1: $8.85 165In Stock	Mfr. Part No. M41T93SQA6F Mouser Part No 511-M41T93SQA6F	STMicroelectronics	Real Time Clock Serial SPI bus RTC	Datasheet	165In Stock	Cut Tape $8.85 $6.84 $6.34 $5.79 Reel $4.84 View $5.43 $5.12 $4.75 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Real Time Clock 256K (32Kx8) 70ns M48T35Y-70PC1 STMicroelectronics 1: $51.13 5In Stock 480Expected 2026/10/29	Mfr. Part No. M48T35Y-70PC1 Mouser Part No 511-M48T35Y70PC1	STMicroelectronics	Real Time Clock 256K (32Kx8) 70ns	Datasheet	5In Stock 480Expected 2026/10/29	$51.13 $41.40 $38.84 $36.97 $35.17	Min.: 1 Mult.: 1
Timers & Support Products Watchdog timer circuit STWD100NXWY3F STMicroelectronics 1: $1.10 383In Stock 12,000On Order	Mfr. Part No. STWD100NXWY3F Mouser Part No 511-STWD100NXWY3F	STMicroelectronics	Timers & Support Products Watchdog timer circuit	Datasheet	383In Stock 12,000On Order On Order Ship Dates Mfr. No: STWD100NXWY3F Stock: 383 Can Dispatch Immediately On Order: 6,000 Expected 2026/11/30 6,000 Expected 2026/12/14 Factory Lead Time: 30 Weeks	Cut Tape $1.10 $0.808 $0.728 $0.64 View Reel $0.547 $0.598 $0.582 $0.547 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Timers & Support Products Watchdog timer circuit STWD100YNXWY3F STMicroelectronics 1: $1.29 63In Stock 3,000Expected 2026/11/10	Mfr. Part No. STWD100YNXWY3F Mouser Part No 511-STWD100YNXWY3F	STMicroelectronics	Timers & Support Products Watchdog timer circuit	Datasheet	63In Stock 3,000Expected 2026/11/10	Cut Tape $1.29 $0.946 $0.855 $0.756 View Reel $0.626 $0.663 $0.642 $0.626 $0.626 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Real Time Clock Serial 64 (8X8) M41T00M6F STMicroelectronics 1: $4.21 9,523On Order	Mfr. Part No. M41T00M6F Mouser Part No 511-M41T00M6F	STMicroelectronics	Real Time Clock Serial 64 (8X8)	Datasheet	9,523On Order On Order Ship Dates Mfr. No: M41T00M6F Stock: 0 On Order: 4,523 Expected 2027/05/03 5,000 Expected 2027/10/25 Factory Lead Time: 30 Weeks	Cut Tape $4.21 $3.17 $2.93 $2.65 View Reel $2.17 $2.51 $2.45 $2.17 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock Serial 512 (64x8) M41T56M6F STMicroelectronics 1: $3.13 22,786On Order	Mfr. Part No. M41T56M6F Mouser Part No 511-M41T56M6F	STMicroelectronics	Real Time Clock Serial 512 (64x8)	Datasheet	22,786On Order On Order Ship Dates Mfr. No: M41T56M6F Stock: 0 On Order: 15,286 Expected 2027/03/08 2,500 Expected 2027/09/29 5,000 Expected 2027/10/04 Factory Lead Time: 30 Weeks	Cut Tape $3.13 $2.38 $2.16 $1.97 View Reel $1.58 $1.88 $1.83 $1.78 $1.58 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Real Time Clock Battery Swtchovr-RTC M41T83RQA6F STMicroelectronics 1: $4.63 19,285On Order	Mfr. Part No. M41T83RQA6F Mouser Part No 511-M41T83RQA6F	STMicroelectronics	Real Time Clock Battery Swtchovr-RTC	Datasheet	19,285On Order On Order Ship Dates Mfr. No: M41T83RQA6F Stock: 0 On Order: 285 Expected 2026/12/16 8,000 Expected 2026/12/28 11,000 Expected 2027/04/07 Factory Lead Time: 30 Weeks	Cut Tape $4.63 $3.56 $3.26 $3.00 View Reel $2.55 $2.86 $2.83 $2.55 MouseReel Available	Min.: 1 Mult.: 1 : 1,000

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