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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 3.0Volt -40 to 85C I2C BUS RX-8035LC:B0 Epson Timing 1,000: $2.49 Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. RX-8035LC:B0 Mouser Part No 732-RX-8035LC:B0	Epson Timing	Real Time Clock 3.0Volt -40 to 85C I2C BUS	Datasheet	Non-Stocked Lead-Time 17 Weeks	Reel $2.49	Min.: 1,000 Mult.: 1,000 : 1,000	I2C			VSOJ-12		2.4 V	5.5 V	- 40 C	+ 85 C	RX-8035LC	SMD/SMT	Reel
Real Time Clock 3.0Volt -40 to 85C I2C BUS RX-8035SA:AA0 Epson Timing 1,000: $2.02 Non-Stocked	Mfr. Part No. RX-8035SA:AA0 Mouser Part No 732-RX-8035SA:AA0	Epson Timing	Real Time Clock 3.0Volt -40 to 85C I2C BUS	Datasheet	Non-Stocked	Reel $2.02	Min.: 1,000 Mult.: 1,000 : 1,000	I2C			SOP-14		2.4 V	5.5 V	- 40 C	+ 85 C	RX-8035SA	SMD/SMT	Reel
Real Time Clock 3.0Volt -40 to 85C I2C BUS RX-8035SA:AA3 Epson Timing 1: $4.01 Non-Stocked	Mfr. Part No. RX-8035SA:AA3 Mouser Part No 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 3.0Volt -40 to 85C I2C BUS RX-8035SA:B0 Epson Timing 1,000: $1.80 Non-Stocked	Mfr. Part No. RX-8035SA:B0 Mouser Part No 732-RX-8035SA:B0	Epson Timing	Real Time Clock 3.0Volt -40 to 85C I2C BUS	Datasheet	Non-Stocked	Reel $1.80	Min.: 1,000 Mult.: 1,000 : 1,000	I2C			SOP-14		2.4 V	5.5 V	- 40 C	+ 85 C	RX-8035SA	SMD/SMT	Reel
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 No. RX-8571SA:B3 PURE SN Mouser Part No 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-8803LC:UA0 PURE SN I2C-BUS RTC +/-3.4PPM-40 85C VSOJ-12 PIN 1K TR RX-8803LCUA0 PURE SN Epson Timing 1,000: $4.55 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-8803LCUA0 PURE SN Mouser Part No 732-RX-883LCUAPURESN	Epson Timing	Real Time Clock RX-8803LC:UA0 PURE SN I2C-BUS RTC +/-3.4PPM-40 85C VSOJ-12 PIN 1K TR	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $4.55 $4.47	Min.: 1,000 Mult.: 1,000 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	VSOJ-12	No Backup Switching	1.6 V	5.5 V	- 40 C	+ 85 C	RX-8803LC		Reel
Real Time Clock RX-4035SA:AC0 PURE SN REAL TIME CLOCK 0+/-5PPM 1K T/R RX-4035SAAC0 PURE SN Epson Timing 1,000: $2.54 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-4035SAAC0 PURE SN Mouser Part No 732-RX4035AAC0PUREN	Epson Timing	Real Time Clock RX-4035SA:AC0 PURE SN REAL TIME CLOCK 0+/-5PPM 1K T/R	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $2.54 $2.37	Min.: 1,000 Mult.: 1,000 : 1,000										RX-4035SA		Reel
Real Time Clock RX-4035SA:B0 PURE SN REAL TIME CLOCK 5+/-23PPM (SOP 14 PIN) 1K TR RX-4035SAB0 PURE SN Epson Timing 1,000: $2.65 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-4035SAB0 PURE SN Mouser Part No 732-RX4035SAB0PURESN	Epson Timing	Real Time Clock RX-4035SA:B0 PURE SN REAL TIME CLOCK 5+/-23PPM (SOP 14 PIN) 1K TR	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $2.65 $2.48	Min.: 1,000 Mult.: 1,000 : 1,000										RX-4035SA		Reel
Real Time Clock RX-4035SA:B PURE SN REAL TIME CLOCK 5+/-23PPM STICK RX-4035SAB PURE SN Epson Timing 1: $8.92 Non-Stocked Lead-Time 16 Weeks New At Mouser	Mfr. Part No. RX-4035SAB PURE SN Mouser Part No 732-RX4035SABPURESN New At Mouser	Epson Timing	Real Time Clock RX-4035SA:B PURE SN REAL TIME CLOCK 5+/-23PPM STICK	Datasheet	Non-Stocked Lead-Time 16 Weeks	$8.92 $6.91 $6.41 $5.85 View $5.59 $5.43 $5.28 Quote	Min.: 1 Mult.: 1										RX-4035SA		Tube
Real Time Clock RX-4045NB:AA0 PURE SN RTC 5+/-5PPM 1K T/R RX-4045NBAA0 PURE SN Epson Timing 1,000: $2.80 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-4045NBAA0 PURE SN Mouser Part No 732-RX4045NBAA0PUREN	Epson Timing	Real Time Clock RX-4045NB:AA0 PURE SN RTC 5+/-5PPM 1K T/R	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $2.80 $2.61	Min.: 1,000 Mult.: 1,000 : 1,000										RX-4035SA		Reel
Real Time Clock RX-4571NB:B0 PURE SN RTC SON 22PIN 5+/-23PPM 1K TR RX-4571NBB0 PURE SN Epson Timing 1,000: $1.80 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-4571NBB0 PURE SN Mouser Part No 732-RX4571NBB0PURESN	Epson Timing	Real Time Clock RX-4571NB:B0 PURE SN RTC SON 22PIN 5+/-23PPM 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-4571LC		Reel
Real Time Clock RX-4571SA:B PURE SN RTC SON 14PIN 5+/-23PPM BULK - CUT TAPE RX-4571SA PURE SN Epson Timing 1: $3.73 Non-Stocked Lead-Time 16 Weeks New At Mouser	Mfr. Part No. RX-4571SA PURE SN Mouser Part No 732-RX4571SAPURESN New At Mouser	Epson Timing	Real Time Clock RX-4571SA:B PURE SN RTC SON 14PIN 5+/-23PPM BULK - CUT TAPE	Datasheet	Non-Stocked Lead-Time 16 Weeks	$3.73 $2.78 $2.54 $2.28 View $2.15 $2.11 $2.00 $1.94 $1.90	Min.: 1 Mult.: 1										RX-4571NB		Bulk
Real Time Clock RX-4803LC:UB0 PURE SN RTC +/-5.0PPM -40 85C 1K TR RX-4803LCUB0 PURE SN Epson Timing 1,000: $3.16 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-4803LCUB0 PURE SN Mouser Part No 732-RX4803LCUB0PUREN	Epson Timing	Real Time Clock RX-4803LC:UB0 PURE SN RTC +/-5.0PPM -40 85C 1K TR	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $3.16 $3.05	Min.: 1,000 Mult.: 1,000 : 1,000										RX-4571SA		Reel
Real Time Clock RX4901CE XB A0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR RX4901CE XB A06 Epson Timing 2,000: $2.36 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX4901CE XB A06 Mouser Part No 732-RX4901CEXBA06	Epson Timing	Real Time Clock RX4901CE XB A0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $2.36 $2.34	Min.: 2,000 Mult.: 2,000 : 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
Real Time Clock RX4901CE XB B0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR RX4901CE XB B06 Epson Timing 2,000: $2.36 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX4901CE XB B06 Mouser Part No 732-RX4901CEXBB06	Epson Timing	Real Time Clock RX4901CE XB B0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $2.36 $2.34	Min.: 2,000 Mult.: 2,000 : 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
Real Time Clock RX6110SA:BX PURE SN REAL TIME CLOCK 3.0V 5+/-23PPM ANY TR RX6110SA BX PURE SN Epson Timing 1: $4.94 Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. RX6110SA BX PURE SN Mouser Part No 732-RX6110SABXPURESN	Epson Timing	Real Time Clock RX6110SA:BX PURE SN REAL TIME CLOCK 3.0V 5+/-23PPM ANY TR	Datasheet	Non-Stocked Lead-Time 17 Weeks	Cut Tape $4.94 $3.76 $3.46 $3.11 View $3.04 $2.99 $2.97 $2.95	Min.: 1 Mult.: 1										RX6110SA		Reel
Real Time Clock RX-8025SA:AA0 PURE SN REAL TIME CLOCK 5+/-5PPM (SOP 14 PIN) 1K TR RX-8025SAAA0 PURE SN Epson Timing 1,000: $2.44 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX-8025SAAA0 PURE SN Mouser Part No 732-RX8025AAA0PUREN	Epson Timing	Real Time Clock RX-8025SA:AA0 PURE SN REAL TIME CLOCK 5+/-5PPM (SOP 14 PIN) 1K TR	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $2.44	Min.: 1,000 Mult.: 1,000 : 1,000										RX-8025SA PB FREE		Reel
Real Time Clock RX-8025SA:AC0 PURE SN RTC 0+/-5PPM 1K T/R RX-8025SAAC0 PURE SN Epson Timing 1,000: $2.44 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX-8025SAAC0 PURE SN Mouser Part No 732-RX8025AAC0PUREN	Epson Timing	Real Time Clock RX-8025SA:AC0 PURE SN RTC 0+/-5PPM 1K T/R	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $2.44	Min.: 1,000 Mult.: 1,000 : 1,000										RX-8025SA PB FREE		Reel
Real Time Clock RX-8025NB:AA0 REAL TIME CLOCK 5+/-5PPM (SON 22 PIN) 1K TR RX-8025NBAA0 Epson Timing 1,000: $2.62 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-8025NBAA0 Mouser Part No 732-RX8025NBAA0	Epson Timing	Real Time Clock RX-8025NB:AA0 REAL TIME CLOCK 5+/-5PPM (SON 22 PIN) 1K TR	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $2.62 $2.45	Min.: 1,000 Mult.: 1,000 : 1,000										RX6110SA		Reel
Real Time Clock RX-8035SA:AA0 PURE SN REAL TIME CLOCK 5+/-5PPM 1K TR RX-8035SAAA0 PURE SN Epson Timing 1,000: $2.13 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX-8035SAAA0 PURE SN Mouser Part No 732-RX8035AAA0PUREN	Epson Timing	Real Time Clock RX-8035SA:AA0 PURE SN REAL TIME CLOCK 5+/-5PPM 1K TR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $2.13	Min.: 1,000 Mult.: 1,000 : 1,000										RX-8035SA		Reel
Real Time Clock RX-8035LC:AA0 PURE SN REAL TIME CLOCK 5+/-5PPM 1K TR RX-8035LCAA0 PURE SN Epson Timing 1,000: $2.86 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX-8035LCAA0 PURE SN Mouser Part No 732-RX8035LCAA0PUREN	Epson Timing	Real Time Clock RX-8035LC:AA0 PURE SN REAL TIME CLOCK 5+/-5PPM 1K TR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $2.86 $2.67	Min.: 1,000 Mult.: 1,000 : 1,000										RX-8035LC		Reel
Real Time Clock RX-8035LC:AA3 PURE SN REAL TIME CLOCK 5+/-5PPM 250TR RX-8035LCAA3 PURE SN Epson Timing 250: $5.99 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX-8035LCAA3 PURE SN Mouser Part No 732-RX8035LCAA3PUREN	Epson Timing	Real Time Clock RX-8035LC:AA3 PURE SN REAL TIME CLOCK 5+/-5PPM 250TR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $5.99	Min.: 250 Mult.: 250 : 250										RX-8035LC		Reel
Real Time Clock RX-8564LC:B0 REAL TIME CLOCK Sn-Ag or Sn 5+/-23PPM 1K TR RX-8564LCB0 PURE SN Epson Timing 1: $5.80 Non-Stocked Lead-Time 26 Weeks New At Mouser	Mfr. Part No. RX-8564LCB0 PURE SN Mouser Part No 732-RX8564LCB0PURESN New At Mouser	Epson Timing	Real Time Clock RX-8564LC:B0 REAL TIME CLOCK Sn-Ag or Sn 5+/-23PPM 1K TR	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $5.80 $4.42 $4.08 $3.69 View Reel $3.31 $3.51 $3.40 $3.31 MouseReel Available	Min.: 1 Mult.: 1 : 1,000										RX-8564LC		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 No. RX-8571NBB0 PURE SN Mouser Part No 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-8803SA:UA0 PURE SN I2C-BUS RTC +/-3.4PPM-40 85C 1K T/R RX-8803SAUA0 PURE SN Epson Timing 1,000: $3.28 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX-8803SAUA0 PURE SN Mouser Part No 732-RX8803AUA0PUREN	Epson Timing	Real Time Clock RX-8803SA:UA0 PURE SN I2C-BUS RTC +/-3.4PPM-40 85C 1K T/R	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $3.28 $3.07	Min.: 1,000 Mult.: 1,000 : 1,000										RX-8803SA		Reel