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: 790
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Analog Devices / Maxim Integrated Real Time Clock I C RTC with Trickle Charger
5,993Có hàng
ĐOẠN NGẮN
$6.51
$4.99
$4.61
$4.20
$4.09
Cuộn
$3.59
Tối thiểu: 1
Nhiều: 1
: 3,000
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) uSOP-8 Backup Switching 2.97 V 5.5 V - 40 C + 85 C DS1340U SMD/SMT Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
452Có hàng
$70.22
$58.00
$54.94
$54.25
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 DS1746 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock 5ppm, I C Real-Time Clock with SRAM
2,531Có hàng
$15.61
$12.22
$11.68
$9.92
Xem
Tối thiểu: 1
Nhiều: 1
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOIC-8 Backup Switching 2.3 V 4.5 V - 40 C + 85 C DS3232MZ SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock 5ppm, I C Real-Time Clock with SRAM
4,369Có hàng
ĐOẠN NGẮN
$14.04
$11.03
$10.27
$9.45
Xem
Cuộn
$8.28
Tối thiểu: 1
Nhiều: 1
: 2,500
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SO-8 Backup Switching 2.3 V 4.5 V - 40 C + 85 C DS3232MZ SMD/SMT Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Real Time Clock Extremely Accurate I C RTC with Integrat
7,995Có hàng
ĐOẠN NGẮN
$16.19
$12.82
$11.95
$10.97
Xem
Cuộn
$9.99
Tối thiểu: 1
Nhiều: 1
: 1,000
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SO-20 Backup Switching 2.3 V 5.5 V - 40 C + 85 C DS3232SN SMD/SMT Reel, Cut Tape, MouseReel
Texas Instruments Real Time Clock Automotive high-spee d CMOS timer with i 4,879Có hàng
ĐOẠN NGẮN
$1.08
$0.77
$0.693
$0.61
Cuộn
$0.504
Xem
Tối thiểu: 1
Nhiều: 1
: 3,000
SOIC-8 No Backup Switching 1.5 V 18 V - 40 C + 125 C TLC3555 SMD/SMT Reel, Cut Tape, MouseReel
NXP Semiconductors Real Time Clock RTC IC with 400 kHz I2C interface featuring 128 byte SRAM in HVSON12 package. 5,950Có hàng
6,000Dự kiến 04/01/2027
ĐOẠN NGẮN
$1.88
$1.38
$1.25
$1.12
Xem
Cuộn
$0.918
Tối thiểu: 1
Nhiều: 1
: 6,000
PCF85053A SMD/SMT Reel, Cut Tape, MouseReel

STMicroelectronics Real Time Clock Serial 512 (64x8) 2,197Có hàng
ĐOẠN NGẮN
$10.82
$8.45
$7.78
$7.14
Xem
Cuộn
$6.55
Tối thiểu: 1
Nhiều: 1
: 1,000
Serial YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOX-28 Backup Switching 2.7 V 3.6 V - 40 C + 85 C M41ST85W SMD/SMT Reel, Cut Tape, MouseReel
STMicroelectronics Real Time Clock Serial SPI bus RTC 5,929Có hàng
ĐOẠN NGẮN
$10.67
$8.33
$7.75
$7.11
Xem
Cuộn
$6.45
Tối thiểu: 1
Nhiều: 1
: 1,000
SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOX-18 Backup Switching 2.7 V 5.5 V - 40 C + 85 C M41T93 SMD/SMT Reel, Cut Tape, MouseReel
STMicroelectronics Real Time Clock Serial 512 (64x8) 2,869Có hàng
ĐOẠN NGẮN
$11.09
$8.76
$8.15
$7.48
Cuộn
$6.56
Xem
Tối thiểu: 1
Nhiều: 1
: 936
SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOX-28 Backup Switching 2.7 V 5.5 V - 40 C + 85 C M41T94 SMD/SMT Reel, Cut Tape, MouseReel
STMicroelectronics Real Time Clock 64K (8Kx8) 100ns 885Có hàng
$36.36
$27.28
$26.02
$25.10
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) PCDIP-28 Integrated Battery 4.75 V 5.5 V 0 C + 70 C M48T08 Through Hole Tube
STMicroelectronics Real Time Clock 64K (8Kx8) 150ns 733Có hàng
$40.17
$32.37
$30.46
$29.33
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) PCDIP-28 Integrated Battery 4.75 V 5.5 V 0 C + 70 C M48T08 Through Hole Tube
STMicroelectronics Real Time Clock 16K (2Kx8) 150ns 944Có hàng
$44.08
$35.60
$33.91
$32.87
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) PCDIP-24 Integrated Battery 4.5 V 5.5 V 0 C + 70 C M48T12 Through Hole Tube
STMicroelectronics Real Time Clock 64K (8Kx8) 100ns 1,351Có hàng
$46.96
$37.96
$35.63
$34.91
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) PCDIP-28 Integrated Battery 4.5 V 5.5 V 0 C + 70 C M48T18 Through Hole Tube
STMicroelectronics Real Time Clock 256K (32Kx8) 70ns 295Có hàng
240Dự kiến 05/11/2026
$49.83
$40.06
$37.79
$36.24
Xem
Tối thiểu: 1
Nhiều: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) PCDIP-28 Integrated Battery 4.5 V 5.5 V 0 C + 70 C M48T35Y Through Hole Tube

STMicroelectronics Real Time Clock 64K (8Kx8) 70ns 1,036Có hàng
ĐOẠN NGẮN
$23.54
$18.84
$17.66
$16.37
Xem
Cuộn
$15.12
Tối thiểu: 1
Nhiều: 1
: 936
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) SOX-28 Backup Switching 4.5 V 5.5 V 0 C + 70 C M48T58Y SMD/SMT Reel, Cut Tape, MouseReel
NXP Semiconductors Real Time Clock Automotive RTC module, featuring I2C or SPI interface in HLSON16 package. 7,555Có hàng
ĐOẠN NGẮN
$4.36
$3.33
$3.08
$2.81
Xem
Cuộn
$2.38
Tối thiểu: 1
Nhiều: 1
: 4,000
PCA2131 AEC-Q100 Reel, Cut Tape
NXP Semiconductors Real Time Clock RTC Module with I2C or SPI interface featuring backup battery switch-over function in HLSON16 package. 26,116Có hàng
80,000Đang đặt hàng
ĐOẠN NGẮN
$3.79
$2.84
$2.60
$2.34
Xem
Cuộn
$1.94
Tối thiểu: 1
Nhiều: 1
: 4,000
Serial, I2C, SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) Backup Switching 1.2 V 5.5 V - 40 C + 85 C PCF2131 SMD/SMT Reel, Cut Tape, MouseReel

NXP Semiconductors Real Time Clock RTC IC with 400 kHz I2C interface in SO8 package. 44,767Có hàng
ĐOẠN NGẮN
$0.90
$0.643
$0.579
$0.509
Cuộn
$0.416
Xem
Tối thiểu: 1
Nhiều: 1
: 2,500
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOIC-8 No Backup Switching 900 mV 5.5 V - 40 C + 85 C PCF85063A SMD/SMT Reel, Cut Tape, MouseReel
NXP Semiconductors Real Time Clock RTC IC with 400 kHz I2C interface in HXSON10 package. 46,316Có hàng
28,000Dự kiến 12/11/2026
ĐOẠN NGẮN
$0.85
$0.608
$0.548
$0.48
Xem
Cuộn
$0.381
Tối thiểu: 1
Nhiều: 1
: 4,000
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) DFN2626-10 No Backup Switching 900 mV 5.5 V - 40 C + 85 C PCF85063A SMD/SMT Reel, Cut Tape, MouseReel

NXP Semiconductors Real Time Clock RTC IC with 400 kHz I2C interface featuring backup battery switch-over function in SO8 package. 154,924Có hàng
ĐOẠN NGẮN
$1.51
$1.10
$0.986
$0.875
Cuộn
$0.73
Xem
Tối thiểu: 1
Nhiều: 1
: 2,500
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SO-8 Backup Switching 900 mV 5.5 V - 40 C + 85 C PCF85263A SMD/SMT Reel, Cut Tape, MouseReel
NXP Semiconductors Real Time Clock RTC IC with 400 kHz I2C interface in SO8 package. 46,689Có hàng
ĐOẠN NGẮN
$1.25
$1.02
$0.855
$0.766
Xem
Cuộn
$0.656
Tối thiểu: 1
Nhiều: 1
: 2,500
I2C YY-MM-DD-dd HH:MM:SS (24 hr) SOIC-8 No Backup Switching 1.8 V 5.5 V - 40 C + 85 C PCF8563 SMD/SMT Reel, Cut Tape, MouseReel
Micro Crystal Real Time Clock 32.768kHz I2C Time Acc. 25ppm 1,287Có hàng
ĐOẠN NGẮN
$3.17
$2.38
$2.18
$1.96
Cuộn
$1.81
Xem
Tối thiểu: 1
Nhiều: 1
: 1,000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.3 V 5.5 V - 40 C + 85 C RV-3129 SMD/SMT Reel, Cut Tape, MouseReel

Micro Crystal Real Time Clock 32.768kHz I2C 2.5ppm 3.2x1.5x0.8 AECQ200 Temperature Sensor & Real Time Clock 2,286Có hàng
5,000Dự kiến 01/01/2027
ĐOẠN NGẮN
$3.39
$2.55
$2.33
$2.10
Cuộn
$1.92
Xem
Tối thiểu: 1
Nhiều: 1
: 1,000
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) Backup Switching 1.3 V 5.5 V - 40 C + 105 C RV-3032-C7 SMD/SMT AEC-Q200 Reel, Cut Tape, MouseReel
Microchip Technology Real Time Clock I2C GP RTCC 64B SRAM ID 4,252Có hàng
ĐOẠN NGẮN
$1.06
Cuộn
$0.885
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 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape