Real Time Clock

 Real Time Clock
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.
Results: 794
Select Image Part # Mfr. Description Datasheet Availability Pricing (PHP) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Interface Type Date Format Time Format Package / Case Battery Backup Switching Supply Voltage - Min Supply Voltage - Max Minimum Operating Temperature Maximum Operating Temperature Series Mounting Style Qualification Time Keeping Current Packaging
Epson Timing Real Time Clock 1.6-5.5V 257In Stock
Cut Tape
₱647.86
₱504.30
₱449.08
₱442.95
Reel
₱376.08
Min.: 1
Mult.: 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, MouseReel
Epson Timing Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
1,019In Stock
Cut Tape
₱595.71
₱463.81
₱430.68
₱394.48
Reel
₱373.62
Min.: 1
Mult.: 1
: 250
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 32.768kHz-DTCXO 3.4ppm I2C-Bus 921In Stock
Cut Tape
₱300.00
₱226.38
₱207.98
₱187.73
Reel
₱165.65
Min.: 1
Mult.: 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 5+/-23PPM RTC 250TR 844In Stock
Cut Tape
₱446.01
₱344.17
₱309.20
₱286.50
Reel
₱263.81
Min.: 1
Mult.: 1
: 250
I2C YY-MM-DD-dd HH:MM:SS (24 hr) VSOJ-12 No Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX-8571LC SMD/SMT Reel, Cut Tape
Epson Timing Real Time Clock RX8804CE:XA3 REAL TIME CLOCK +/-3.4PPM DTCXO 250TR 250In Stock
Cut Tape
₱647.86
₱504.30
₱468.10
₱428.84
Reel
₱404.91
Min.: 1
Mult.: 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 990In Stock
Cut Tape
₱231.90
₱174.85
₱160.74
₱144.79
Reel
₱124.54
Min.: 1
Mult.: 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 766In Stock
Cut Tape
₱367.49
₱281.60
₱260.12
₱236.81
Reel
₱225.15
Min.: 1
Mult.: 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
ABRACON Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012 800In Stock
Cut Tape
₱178.53
₱133.13
₱121.47
₱109.20
Reel
₱95.71
Min.: 1
Mult.: 1
: 1,000
I2C DFN-8 Integrated Battery 900 mV 5.5 V - 40 C + 85 C AB-RTC-XPA-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215 852In Stock
Cut Tape
₱179.14
₱133.74
₱122.09
₱109.82
Reel
₱97.55
Min.: 1
Mult.: 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-XL SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012 800In Stock
Cut Tape
₱171.78
₱128.22
₱117.18
₱104.91
Reel
₱92.03
Min.: 1
Mult.: 1
: 1,000
I2C DFN-8 Integrated Battery 900 mV 5.5 V - 40 C + 85 C AB-RTC-XP-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel


Epson Timing Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus 14In Stock
Cut Tape
₱609.82
₱474.24
₱440.49
₱403.07
Reel
₱382.21
Min.: 1
Mult.: 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


Epson Timing Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus 539In Stock
Cut Tape
₱187.12
₱139.88
₱127.61
₱114.72
Reel
₱98.16
Min.: 1
Mult.: 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 RX8900SA SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock 3.8ppm 1.6-5.5V 277In Stock
250Expected 15/02/2027
Cut Tape
₱473.01
₱364.42
₱323.93
₱302.46
Reel
₱279.14
Min.: 1
Mult.: 1
: 250
Serial 2-Wire, 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, MouseReel
Epson Timing Real Time Clock RX4901CE XS B0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR 1,800In Stock
Cut Tape
₱358.90
₱273.62
₱252.15
₱228.84
Reel
₱198.77
Min.: 1
Mult.: 1
: 2,000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX4901CE SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR 1,922In Stock
Cut Tape
₱363.81
₱277.92
₱256.44
₱233.13
Reel
₱196.32
Min.: 1
Mult.: 1
: 2,000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX4901CE SMD/SMT Reel, Cut Tape, MouseReel

Epson Timing Real Time Clock RX-8571LC:B0 PURE SN 5+/-23PPM REAL TIME CLOCK 459In Stock
Cut Tape
₱221.47
₱166.26
₱152.15
₱136.20
Reel
₱111.04
Min.: 1
Mult.: 1
: 1,000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX-8571LC SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock RX4901CEXS A0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR 1,988In Stock
Cut Tape
₱358.90
₱273.62
₱252.15
₱228.84
Reel
₱199.39
Min.: 1
Mult.: 1
: 2,000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX4901CE SMD/SMT Reel, Cut Tape, MouseReel


Epson Timing Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 250TR 411In Stock
Cut Tape
₱303.68
₱231.29
₱212.88
₱193.25
Reel
₱180.37
Min.: 1
Mult.: 1
: 250
Serial, I2C, SPI YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX6110SA SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock Built-In TXCO Real Time Clock Module with I2C Bus 2,960In Stock
Cut Tape
₱202.46
₱151.53
₱138.65
₱125.15
Reel
₱113.50
Min.: 1
Mult.: 1
: 3,000
I2C Backup Switching 1.6 V 5.5 V - 40 C + 85 C AB-RTC-TH-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock RTC TCXO I2C 3ppm 3215 826In Stock
Cut Tape
₱320.25
₱244.17
₱225.15
₱204.30
Reel
₱187.12
Min.: 1
Mult.: 1
: 1,000
I2C DFN-8 Backup Switching 1.5 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock RTC TCXO I2C 3ppm 3215 AEC-Q200 990In Stock
Cut Tape
₱333.74
₱254.60
₱234.36
₱212.88
Reel
₱195.09
Min.: 1
Mult.: 1
: 1,000
I2C DFN-8 Backup Switching 1.5 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock Built-In TXCO Real Time Clock Module with I2C Bus 2,348In Stock
Cut Tape
₱116.57
₱85.28
₱77.30
₱68.71
Reel
₱60.98
Min.: 1
Mult.: 1
: 3,000
I2C SOP-8 Backup Switching 1.6 V 5.5 V - 40 C + 85 C AB-RTC-TA-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock Built-In TXCO Real Time Clock Module with I2C Bus 2,049In Stock
Cut Tape
₱225.15
₱169.94
₱155.83
₱141.11
Reel
₱124.54
Min.: 1
Mult.: 1
: 1,300
I2C Backup Switching 1.6 V 5.5 V - 40 C + 85 C AB-RTC-TC-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock Built-In XO Real Time Clock Module with I2C Bus 1,968In Stock
Cut Tape
₱162.58
₱120.86
₱110.43
₱98.77
Reel
₱89.57
Min.: 1
Mult.: 1
: 3,000
I2C Backup Switching 1.2 V 5.5 V - 40 C + 85 C AB-RTC-XB-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
Micro Crystal Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7mm 4,320In Stock
Cut Tape
₱92.64
₱68.10
₱60.80
₱53.93
Reel
₱48.59
Min.: 1
Mult.: 1
: 1,000
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SON-8 900 mV 5.5 V - 40 C + 85 C RV-8263-C8 SMD/SMT Reel, Cut Tape, MouseReel