Real Time Clock – Mouser Vietnam

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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 (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RTC Bus Interface	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: $7.27 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 $7.27 $5.61 $4.97 $4.64 Reel $4.27 View $4.21 $4.20 $4.05 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: $3.61 524In 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	524In Stock	Cut Tape $3.61 $2.71 $2.48 $2.22 Reel $1.81 View $2.10 $1.82 $1.79 $1.78 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 3.0Volt -40 to 85C I2C BUS RX-8035SA:B3 PURE SN Epson Timing 1: $7.20 216In Stock 250Expected 2/3/2027	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	216In Stock 250Expected 2/3/2027	Cut Tape $7.20 $5.53 $5.11 $4.59 Reel $4.38 View $4.27 $4.19 $4.16 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 I2C-BUS RTC +/-5.0PPM-30 70C SOP-14 PIN 250TR RX-8803SA:UB3 PURE SN Epson Timing 1: $4.71 501In Stock 500Expected 10/1/2026	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	501In Stock 500Expected 10/1/2026	Cut Tape $4.71 $3.56 $3.27 $2.96 Reel $2.81 View $2.69 $2.52	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 5+/-23PPM REAL TIME CLOCK 1K TR RX-8571SA:B0 PURE SN Epson Timing 1: $3.12 212In 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	212In Stock	Cut Tape $3.12 $2.40 $2.21 $2.01 Reel $1.75 View $1.91 $1.84 $1.70 $1.68 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: $4.01 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 $4.01 $2.99 $2.74 $2.60 Reel $2.20 View $2.15 $2.08 $2.04 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: $6.73 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 $6.73 $5.17 $4.78 $4.35 Reel $4.09 View $3.92 $3.84 $3.77 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: $1.80 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 $1.80 $1.74 $1.71	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: $3.11 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 $3.11	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: $7.51 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 $7.51 $7.38 $7.31 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: $5.17 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 $5.17 $5.11 $5.06 Quote Quote	Min.: 250 Mult.: 250 : 250										RX-8803SA		Reel
Real Time Clock 5+/-23PPM RTC BULK - CUT TAPE Epson Timing RX-8571LC:B PURE SN RX-8571LC:B PURE SN Epson Timing 1: $6.23 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # RX-8571LC:B PURE SN Mouser Part # 732-RX8571LC:BPURESN	Epson Timing	Real Time Clock 5+/-23PPM RTC BULK - CUT TAPE Learn More about Epson Timing epson rx 8571salc rtc modules	Datasheet	Non-Stocked Lead-Time 26 Weeks	$6.23 $5.71 $4.80	Min.: 1 Mult.: 1										RX-8571LC		Bulk
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: $8.04 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 $8.04 $7.77 $7.68 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: $5.18 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 $5.18 $5.13 $5.07 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: $4.87 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 $4.87 $4.74 $4.41 $4.40 Quote Quote	Min.: 250 Mult.: 250 : 250										RX-8035SA		Reel

RX-8571SA/LC Real-Time Clock Modules

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