RX-8571SA/LC Real-Time Clock Modules

Epson Timing RX-8571SA/LC Real-Time Clock Modules offer a 1.6V to 5.5V operating voltage range and 220nA typical backup current. RX-8571SA/LA modules feature a built-in frequency adjusted 32.7kHz crystal unit, I2C-Bus interface, and 128-bit user RAM. These modules have numerous functions, including timers, alarms, and full calendar. Epson Timing RX-8571SA/LC Real-Time Clock Modules operate in the -40°C to +85°C temperature range.

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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model RTC Bus Interface
Date Format
Time Format
RTC Memory Size
Package/Case
Battery Backup Switching
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Series
Mounting Style
Packaging
Epson Timing Real Time Clock 5+/-23PPM RTC 250TR
Datasheet
104In Stock
750Expected 05/05/2026
Min.: 1
Mult.: 1
Reel: 250
I2C YY-MM-DD-dd HH:MM:SS (24 hr) 16 B 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 RX-8571LC:B0 PURE SN 5+/-23PPM REAL TIME CLOCK
Datasheet
598In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 16 B 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 5+/-23PPM REAL TIME CLOCK 1K TR
Datasheet
382In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 16 B No Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX-8571SA SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 14 PIN
Datasheet
Non-Stocked Lead-Time 16 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 250

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 16 B SOP-14 No Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX-8571SA SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing RX-8571LC:B PURE SN
Epson Timing Real Time Clock 5+/-23PPM RTC BULK - CUT TAPE
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 1
Mult.: 1
RX-8571LC Bulk
Epson Timing RX-8571SA:B PURE SN
Epson Timing Real Time Clock 5+/-23PPM REAL TIME CLOCK
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
RX-8571SA Bulk