Đồng hồ theo thời gian thực

 Đồng hồ theo thời gian thực
Real Time Clocks are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many real time clock manufacturers including Analog Devices, Epson, Microchip, Micro Crystal, NXP, Renesas Electronics, STMicroelectronics & more.
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Please view our large selection of real time clocks below.
Kết quả: 794
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Diodes Incorporated Real Time Clock Real-time Clock IC 327Có hàng
ĐOẠN NGẮN
$1.22
$0.88
$0.797
$0.704
Xem
Cuộn
$0.64
Tối thiểu: 1
Nhiều: 1
: 2,500
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) No Backup Switching 1.2 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel
Renesas / Intersil Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS 953Có hàng
$2.82
$2.10
$1.93
$1.72
Xem
Tối thiểu: 1
Nhiều: 1
I2C YY-MM-DD-dd HH:MM:SS (24 hr) TDFN-8 No Backup Switching 1.8 V 3.6 V - 40 C + 85 C ISL12058 SMD/SMT Tube
Micro Crystal Real Time Clock 32.768kHz SPI Time Acc. 25ppm 717Có hàng
ĐOẠN NGẮN
$3.70
$2.78
$2.56
$2.30
Cuộn
$2.01
Xem
Tối thiểu: 1
Nhiều: 1
: 1,000
SPI YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.3 V 5.5 V - 40 C + 85 C RV-3149 SMD/SMT Reel, Cut Tape, MouseReel


Epson Timing Real Time Clock 54,168Có hàng
$3.46
$2.58
$2.36
$2.11
Xem
Tối thiểu: 1
Nhiều: 1
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX8010SJ SMD/SMT Bulk
ECS Real Time Clock Low Power Consumption I C RTC 3.2 x 2.5 x 1.0 mm (lwh) 11,700Có hàng
ĐOẠN NGẮN
$5.07
$3.86
$3.56
$3.23
Cuộn
$2.83
Xem
Tối thiểu: 1
Nhiều: 1
: 1,000
I2C YY-MM-DD HH:MM:SS (24 hr) Backup Switching 2.5 V 5 V - 20 C + 80 C SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215 900Có hàng
ĐOẠN NGẮN
$3.07
$2.30
$2.10
$1.89
Cuộn
$1.65
Xem
Tối thiểu: 1
Nhiều: 1
: 1,000
I2C HH:MM:SS (24 hr) SON-8 No Backup Switching 900 mV 5.5 V - 40 C + 85 C AB-RTC-XLA SMD/SMT Reel, Cut Tape, MouseReel
Texas Instruments Real Time Clock w/242x8 NVSRAM Alarm Wake-up 85Có hàng
$18.28
$14.50
$13.53
$12.50
Xem
Tối thiểu: 1
Nhiều: 1
Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) SOIC-24 4.5 V 5.5 V 0 C + 70 C BQ3285E SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock I C RTC with Trickle Charger
259Có hàng
$7.68
$5.92
$5.30
$4.99
Xem
Tối thiểu: 1
Nhiều: 1
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) uSOP-8 Backup Switching 1.71 V 1.89 V - 40 C + 85 C DS1340U SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
23Có hàng
$76.34
$63.06
$59.56
$56.69
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) EDIP-32 Integrated Battery 2.97 V 3.63 V - 40 C + 85 C DS1746W Through Hole Tube

Diodes Incorporated Real Time Clock Real-time Clock Mod I2C Bus 4,411Có hàng
ĐOẠN NGẮN
$1.31
$0.943
$0.854
$0.754
Cuộn
$0.629
Xem
Tối thiểu: 1
Nhiều: 1
: 2,500
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) Backup Switching 2 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
20Có hàng
$53.30
$52.12
$50.99
$49.97
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) PowerCap Module-34 Backup Switching 2.97 V 3.63 V - 40 C + 85 C DS1746WP SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
21Có hàng
$82.39
$68.61
$64.59
$61.01
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) EDIP-32 Integrated Battery 2.97 V 3.63 V 0 C + 70 C DS1747W Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 256k Nonvolatile, Y2K-Compliant Timekeep
37Có hàng
$34.18
$33.42
$32.70
$32.04
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) PowerCap Module-34 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS1554P SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
14Có hàng
$78.07
$65.02
$61.20
$57.82
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) EDIP-32 Integrated Battery 2.97 V 3.63 V - 40 C + 85 C DS1556W Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
49Có hàng
$36.45
$29.52
$27.76
$26.62
Xem
Tối thiểu: 1
Nhiều: 1
Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) EDIP-24 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS17487 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
28Có hàng
$37.43
$30.30
$28.52
$26.74
Xem
Tối thiểu: 1
Nhiều: 1
Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SO-24 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS17885S SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
155Có hàng
$8.17
$6.30
$5.83
$5.31
Xem
Tối thiểu: 1
Nhiều: 1
Serial 3-Wire, SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) TSSOP-20 Backup Switching 3 V 5.5 V - 40 C + 85 C DS1343E SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
16Có hàng
$82.66
$68.84
$64.80
$61.22
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) EDIP-32 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS1556 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock I C RTC with Trickle Charger
204Có hàng
$3.76
$3.68
$3.60
$3.53
Xem
Tối thiểu: 1
Nhiều: 1
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) uSOP-8 Backup Switching 2.7 V 3.3 V - 40 C + 85 C DS1340U SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
20Có hàng
$51.24
$50.11
$49.02
$48.04
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 4.5 V 5.5 V 0 C + 70 C DS1556P SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
54Có hàng
$33.58
$26.99
$25.58
$24.13
Xem
Tối thiểu: 1
Nhiều: 1
Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) EDIP-24 Backup Switching 2.7 V 3.7 V 0 C + 70 C DS17287 Through Hole Tube


Epson Timing Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus 921Có hàng
ĐOẠN NGẮN
$4.89
$3.69
$3.39
$3.06
Cuộn
$2.70
Xem
Tối thiểu: 1
Nhiều: 1
: 1,000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 2.5 V 5.5 V - 40 C + 85 C RX8900CE SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock RX8804CE:XA3 REAL TIME CLOCK +/-3.4PPM DTCXO 250TR 245Có hàng
ĐOẠN NGẮN
$10.56
$8.22
$7.63
$6.99
Cuộn
$6.60
Xem
Tối thiểu: 1
Nhiều: 1
: 250
I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX8804CE SMD/SMT Reel, Cut Tape

Epson Timing Real Time Clock RX8804CE:XB0 REAL TIME CLOCK +/-5.0PPM DTCXO 1K TR 990Có hàng
ĐOẠN NGẮN
$3.78
$2.85
$2.62
$2.36
Cuộn
$2.01
Xem
Tối thiểu: 1
Nhiều: 1
: 1,000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 105 C SMD/SMT Reel, Cut Tape


Epson Timing Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus 766Có hàng
ĐOẠN NGẮN
$5.99
$4.59
$4.24
$3.86
Cuộn
$3.67
Xem
Tối thiểu: 1
Nhiều: 1
: 250
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 2.5 V 5.5 V - 40 C + 85 C RX8900SA SMD/SMT Reel, Cut Tape, MouseReel