STMicroelectronics SMD/SMT Clock & Timer ICs

Types of Clock & Timer ICs

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Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
STMicroelectronics Timers & Support Products Low power dual CMOS timer 48,721In Stock
Cut Tape
$1.63
$1.22
$1.08
$0.957
Reel
$0.782
Min.: 1
Mult.: 1
: 2,500

STMicroelectronics Real Time Clock 64K (8Kx8) 100ns 967In Stock
Cut Tape
$41.14
$33.31
$31.34
$30.04
Reel
$26.42
Min.: 1
Mult.: 1
: 936
STMicroelectronics Real Time Clock Serial I2C bus RTC 765In Stock
Cut Tape
$7.40
$5.72
$5.30
$4.83
Reel
$4.16
Min.: 1
Mult.: 1
: 1,000
STMicroelectronics Real Time Clock Low-Pwr serial RTC W/ battry switchover 2,355In Stock
Cut Tape
$3.91
$2.95
$2.71
$2.45
Reel
$1.99
Min.: 1
Mult.: 1
: 2,500
STMicroelectronics Real Time Clock Serial 160 (20x8) 1,840In Stock
Cut Tape
$5.76
$4.45
$4.08
$3.72
Reel
$3.33
Min.: 1
Mult.: 1
: 2,500

STMicroelectronics Real Time Clock Serial SPI bus RTC 1,029In Stock
Cut Tape
$7.70
$6.13
$5.50
$5.02
Reel
$4.37
Min.: 1
Mult.: 1
: 1,000

STMicroelectronics Real Time Clock Serial SPI bus RTC 165In Stock
Cut Tape
$8.11
$6.26
$5.79
$5.28
Reel
$4.73
Min.: 1
Mult.: 1
: 1,000
STMicroelectronics Real Time Clock 256K (32Kx8) 100ns 360In Stock
Cut Tape
$23.05
$20.07
$17.99
$16.94
Reel
$15.34
Min.: 1
Mult.: 1
: 936
STMicroelectronics Real Time Clock Serial I2C bus RTC 7,927In Stock
Cut Tape
$3.55
$2.67
$2.45
$2.20
Reel
$1.94
Min.: 1
Mult.: 1
: 2,500
STMicroelectronics Real Time Clock Serial SPI bus RTC 5,229In Stock
1,000Expected 2026/10/08
Cut Tape
$10.68
$8.33
$7.76
$7.11
Reel
$6.45
Min.: 1
Mult.: 1
: 1,000

STMicroelectronics Real Time Clock 64K (8Kx8) 70ns 1,036In Stock
Cut Tape
$23.40
$18.71
$17.54
$16.26
Reel
$15.12
Min.: 1
Mult.: 1
: 936
STMicroelectronics Real Time Clock Serial 512 (64x8) 565In Stock
Cut Tape
$10.40
$8.11
$7.54
$6.90
Reel
$6.18
Min.: 1
Mult.: 1
: 936

STMicroelectronics Real Time Clock Serial 1280 (160x8) 1,273In Stock
Cut Tape
$10.79
$8.42
$7.83
$7.18
Reel
$6.43
Min.: 1
Mult.: 1
: 1,000

STMicroelectronics Real Time Clock 128 NVRAM Serial RTC 3.0 to 3.6 Vcc 361In Stock
1,350On Order
Cut Tape
$7.77
$6.00
$5.55
$5.07
Reel
$4.35
Min.: 1
Mult.: 1
: 1,350
STMicroelectronics Real Time Clock 2.0 to 5.5V 64 (8X8) 4,676In Stock
5,000Expected 2026/11/25
Cut Tape
$4.27
$3.23
$2.97
$2.67
Reel
$2.30
Min.: 1
Mult.: 1
: 2,500
STMicroelectronics Real Time Clock Serial 64 (8X8) 4,627In Stock
12,500On Order
Cut Tape
$4.70
$3.55
$3.26
$2.95
Reel
$2.54
Min.: 1
Mult.: 1
: 2,500
STMicroelectronics Real Time Clock Serial 512 (64x8) 2,817In Stock
Cut Tape
$3.61
$2.72
$2.49
$2.24
Reel
$1.90
Min.: 1
Mult.: 1
: 2,500
STMicroelectronics Real Time Clock Serial 512 (64x8) 1,385In Stock
Cut Tape
$10.19
$7.93
$7.37
$6.75
Reel
$6.02
Min.: 1
Mult.: 1
: 936
STMicroelectronics Real Time Clock 2.0-5.5V 512 (64x8) 34In Stock
15,000On Order
Cut Tape
$2.90
$2.15
$1.97
$1.76
Reel
$1.50
Min.: 1
Mult.: 1
: 2,500
STMicroelectronics Real Time Clock Serial I2C bus RTC 2,825In Stock
2,500Expected 2026/12/28
Cut Tape
$4.33
$3.26
$3.00
$2.71
Reel
$2.33
Min.: 1
Mult.: 1
: 2,500
STMicroelectronics Real Time Clock Serial I2C bus RTC 6,653In Stock
Cut Tape
$3.26
$2.44
$2.24
$2.01
Reel
$1.69
Min.: 1
Mult.: 1
: 2,500

STMicroelectronics Real Time Clock SPI RTC 32.768 kHz 365nA 2.0V to 5.5V 1,083In Stock
Cut Tape
$8.39
$6.47
$5.98
$5.47
Reel
$4.90
Min.: 1
Mult.: 1
: 1,000
STMicroelectronics Real Time Clock Serial SPI bus RTC 757In Stock
Cut Tape
$10.68
$8.33
$7.76
$7.11
Reel
$6.45
Min.: 1
Mult.: 1
: 1,000
STMicroelectronics Real Time Clock Serial 512 (64x8) 1,226In Stock
1,865Expected 2026/10/08
Cut Tape
$11.10
$8.76
$8.15
$7.48
Reel
$6.56
Min.: 1
Mult.: 1
: 936
STMicroelectronics Real Time Clock Serial 512 (64x8) 2,959In Stock
5,000Expected 2027/04/28
Cut Tape
$5.48
$4.18
$3.86
$3.50
Reel
$3.01
Min.: 1
Mult.: 1
: 2,500