Real Time Clock – Mouser Taiwan

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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (TWD) Filter the results in the table by unit price based on your quantity.	Qty.	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	Packaging
Real Time Clock 5+/-23PPM RTC 250TR RX-8571LC:B3 PURE SN Epson Timing 1: NT$260.63 844In Stock	Mfr. Part # RX-8571LC:B3 PURE SN Mouser Part # 732-RX-8571LCB3	Epson Timing	Real Time Clock 5+/-23PPM RTC 250TR Learn More about Epson Timing epson rx 8571salc rtc modules	Datasheet	844In Stock	Cut Tape NT$260.63 NT$201.12 NT$180.68 NT$167.42 Reel NT$154.16 View NT$152.36 NT$152.00 NT$145.19 Quote	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
Real Time Clock RX-8571LC:B0 PURE SN 5+/-23PPM REAL TIME CLOCK RX-8571LCB0 PURE SN Epson Timing 1: NT$129.42 459In Stock	Mfr. Part # RX-8571LCB0 PURE SN Mouser Part # 732-RX8571LCB0PURESN	Epson Timing	Real Time Clock RX-8571LC:B0 PURE SN 5+/-23PPM REAL TIME CLOCK Learn More about Epson Timing epson rx 8571salc rtc modules	Datasheet	459In Stock	Cut Tape NT$129.42 NT$97.15 NT$88.91 NT$79.59 Reel NT$64.89 View NT$75.29 NT$65.25 NT$64.17 NT$63.81 MouseReel Available	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
Real Time Clock I2C-BUS RTC +/-5.0PPM-30 70C SOP-14 PIN 250TR RX-8803SA:UB3 PURE SN Epson Timing 1: NT$168.85 1,001In Stock	Mfr. Part # RX-8803SA:UB3 PURE SN Mouser Part # 732-RX-8803SAUB3	Epson Timing	Real Time Clock I2C-BUS RTC +/-5.0PPM-30 70C SOP-14 PIN 250TR	Datasheet	1,001In Stock	Cut Tape NT$168.85 NT$127.63 NT$117.23 NT$106.12 Reel NT$100.74 View NT$96.44 NT$90.34	Min.: 1 Mult.: 1 : 250	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOP-14	No Backup Switching	1.6 V	5.5 V	- 40 C	+ 85 C	RX-8803SA	SMD/SMT	Reel, Cut Tape
Real Time Clock 3.0Volt -40 to 85C I2C BUS RX-8035SA:B3 PURE SN Epson Timing 1: NT$260.27 206In Stock 250Expected 3/1/2027	Mfr. Part # RX-8035SA:B3 PURE SN Mouser Part # 732-RX-8035SA:B3	Epson Timing	Real Time Clock 3.0Volt -40 to 85C I2C BUS	Datasheet	206In Stock 250Expected 3/1/2027	Cut Tape NT$260.27 NT$200.04 NT$184.99 NT$165.27 Reel NT$159.89 View NT$158.10 NT$154.51 NT$154.16 MouseReel Available	Min.: 1 Mult.: 1 : 250	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOP-14	Backup Switching	2.4 V	5.5 V	- 40 C	+ 85 C	RX-8035SA	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 5+/-23PPM REAL TIME CLOCK 1K TR RX-8571SA:B0 PURE SN Epson Timing 1: NT$111.85 179In Stock	Mfr. Part # RX-8571SA:B0 PURE SN Mouser Part # 732-RX8571SAB0PURESN	Epson Timing	Real Time Clock 5+/-23PPM REAL TIME CLOCK 1K TR Learn More about Epson Timing epson rx 8571salc rtc modules	Datasheet	179In Stock	Cut Tape NT$111.85 NT$86.04 NT$79.23 NT$72.06 Reel NT$62.74 View NT$68.47 NT$65.96 NT$60.95 NT$60.23 MouseReel Available	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-8571SA	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 3.0Volt -40 to 85C I2C BUS RX-8035SA:AA3 Epson Timing 1: NT$143.76 Non-Stocked	Mfr. Part # RX-8035SA:AA3 Mouser Part # 732-RX-8035SA:AA3	Epson Timing	Real Time Clock 3.0Volt -40 to 85C I2C BUS	Datasheet	Non-Stocked	Cut Tape NT$143.76 NT$107.19 NT$98.23 NT$93.21 Reel NT$78.87 View NT$77.08 NT$74.57 NT$73.13 MouseReel Available	Min.: 1 Mult.: 1 : 250	I2C			SOP-14		2.4 V	5.5 V	- 40 C	+ 85 C	RX-8035SA	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 14 PIN RX-8571SA:B3 PURE SN Epson Timing 1: NT$241.27 Non-Stocked Lead-Time 16 Weeks	Mfr. Part # RX-8571SA:B3 PURE SN Mouser Part # 732-RX-8571SA:B3S	Epson Timing	Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 14 PIN Learn More about Epson Timing epson rx 8571salc rtc modules	Datasheet	Non-Stocked Lead-Time 16 Weeks	Cut Tape NT$241.27 NT$185.34 NT$171.36 NT$155.95 Reel NT$146.63 View NT$140.53 NT$137.66 NT$135.15 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOP-14	No Backup Switching	1.6 V	5.5 V	- 40 C	+ 85 C	RX-8571SA	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock RX-8571NB:B0 PURE SN 5+/-23PPM REAL TIME CLOCK 1K TR RX-8571NBB0 PURE SN Epson Timing 1,000: NT$64.53 Non-Stocked Lead-Time 16 Weeks	Mfr. Part # RX-8571NBB0 PURE SN Mouser Part # 732-RX8571NBB0PURESN	Epson Timing	Real Time Clock RX-8571NB:B0 PURE SN 5+/-23PPM REAL TIME CLOCK 1K TR	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel NT$64.53 NT$62.38 NT$61.30	Min.: 1,000 Mult.: 1,000 : 1,000										RX-8571LC		Reel
Real Time Clock RX-8803LC:UC0 PURE SN I2C-BUS RTC +/-5.0PPM-30 70C 1K T/R RX-8803LCUC0 PURE SN Epson Timing 1,000: NT$111.49 Non-Stocked Lead-Time 16 Weeks	Mfr. Part # RX-8803LCUC0 PURE SN Mouser Part # 732-RX8803LCUC0PUREN	Epson Timing	Real Time Clock RX-8803LC:UC0 PURE SN I2C-BUS RTC +/-5.0PPM-30 70C 1K T/R	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel NT$111.49	Min.: 1,000 Mult.: 1,000 : 1,000										RX-8571SA		Reel
Real Time Clock I2C-BUS RTC +/-3.4PPM-40 85C 250 T/R RX-8803SA:UA3 PURE SN Epson Timing 250: NT$269.23 Non-Stocked Lead-Time 20 Weeks	Mfr. Part # RX-8803SA:UA3 PURE SN Mouser Part # 732-X8803SAUA3PURESN	Epson Timing	Real Time Clock I2C-BUS RTC +/-3.4PPM-40 85C 250 T/R	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel NT$269.23 NT$264.57 NT$262.06 Quote Quote	Min.: 250 Mult.: 250 : 250										RX-8803SA		Reel
Real Time Clock I2C-BUS RTC +/-5.0PPM-30 70C SOP-14 PIN 250 T/R RX-8803SA:UC3 PURE SN Epson Timing 250: NT$185.34 Non-Stocked Lead-Time 20 Weeks	Mfr. Part # RX-8803SA:UC3 PURE SN Mouser Part # 732-X8803SAUC3PURESN	Epson Timing	Real Time Clock I2C-BUS RTC +/-5.0PPM-30 70C SOP-14 PIN 250 T/R	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel NT$185.34 NT$183.19 NT$181.40 Quote Quote	Min.: 250 Mult.: 250 : 250										RX-8803SA		Reel
Real Time Clock RTC +/-3.4PPM-40 85C 250 T/R Epson Timing RX-4803SA:UA3 PURE SN RX-4803SA:UA3 PURE SN Epson Timing 250: NT$288.23 Non-Stocked Lead-Time 17 Weeks	Mfr. Part # RX-4803SA:UA3 PURE SN Mouser Part # 732-X4803SAUA3PURESN	Epson Timing	Real Time Clock RTC +/-3.4PPM-40 85C 250 T/R	Datasheet	Non-Stocked Lead-Time 17 Weeks	Reel NT$288.23 NT$278.55 NT$275.33 Quote Quote	Min.: 250 Mult.: 250 : 250										RX-4803SA		Reel
Real Time Clock RTC +/-5.0PPM-40 85C 250 T/R Epson Timing RX-4803SA:UB3 PURE SN RX-4803SA:UB3 PURE SN Epson Timing 250: NT$185.70 Non-Stocked Lead-Time 20 Weeks	Mfr. Part # RX-4803SA:UB3 PURE SN Mouser Part # 732-X4803SAUB3PURESN	Epson Timing	Real Time Clock RTC +/-5.0PPM-40 85C 250 T/R	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel NT$185.70 NT$183.91 NT$181.76 Quote Quote	Min.: 250 Mult.: 250 : 250										RX-4803SA		Reel
Real Time Clock REAL TIME CLOCK 0+/-5PPM 250TR Epson Timing RX-8035SA:AC3 PURE SN RX-8035SA:AC3 PURE SN Epson Timing 250: NT$174.59 Non-Stocked Lead-Time 20 Weeks	Mfr. Part # RX-8035SA:AC3 PURE SN Mouser Part # 732-X8035SAAC3PURESN	Epson Timing	Real Time Clock REAL TIME CLOCK 0+/-5PPM 250TR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel NT$174.59 NT$169.93 NT$158.10 NT$157.74 Quote Quote	Min.: 250 Mult.: 250 : 250										RX-8035SA		Reel

RX-8571SA/LC Real-Time Clock Modules

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