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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	Package/Case	Battery Backup Switching	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Series	Mounting Style	Packaging
Real Time Clock REAL TIME CLOCK 5+/-5PPM BULK - CUT TAPE Epson Timing RX-8035LC:AA PURE SN RX-8035LC:AA PURE SN Epson Timing 1: $9.56 Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. RX-8035LC:AA PURE SN Mouser Part No 732-RX8035LCAAPURESN	Epson Timing	Real Time Clock REAL TIME CLOCK 5+/-5PPM BULK - CUT TAPE	Datasheet	Non-Stocked Lead-Time 17 Weeks	$9.56 $8.27 $7.45 $6.81 View $6.50 $6.45 $6.35 Quote	Min.: 1 Mult.: 1		VSOJ-12						RX-8035LC		Bulk
Real Time Clock REAL TIME CLOCK 0+/-5PPM BULK - CUT TAPE Epson Timing RX-8035LC:AC PURE SN RX-8035LC:AC PURE SN Epson Timing 1: $9.21 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX-8035LC:AC PURE SN Mouser Part No 732-RX8035LCACPURESN	Epson Timing	Real Time Clock REAL TIME CLOCK 0+/-5PPM BULK - CUT TAPE	Datasheet	Non-Stocked Lead-Time 20 Weeks	$9.21 $7.97 $6.69 $6.57 View $6.27 $6.22 $6.12 Quote	Min.: 1 Mult.: 1								RX-8035LC		Bulk
Real Time Clock RX-8035LC:B0 PURE SN REAL TIME CLOCK 5+/-23PPM 1K TR Epson Timing RX-8035LCB0 PURE SN RX-8035LCB0 PURE SN Epson Timing 1,000: $2.57 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX-8035LCB0 PURE SN Mouser Part No 732-RX8035LCB0PURESN	Epson Timing	Real Time Clock RX-8035LC:B0 PURE SN REAL TIME CLOCK 5+/-23PPM 1K TR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $2.57 $2.55	Min.: 1,000 Mult.: 1,000 : 1,000										Reel
Real Time Clock RX-8035SA:B0 PURE SN REAL TIME CLOCK 5+/-23PPM 1K TR Epson Timing RX-8035SAB0 PURE SN RX-8035SAB0 PURE SN Epson Timing 1,000: $1.86 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX-8035SAB0 PURE SN Mouser Part No 732-RX8035SAB0PURESN	Epson Timing	Real Time Clock RX-8035SA:B0 PURE SN REAL TIME CLOCK 5+/-23PPM 1K TR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $1.86 $1.84 $1.83	Min.: 1,000 Mult.: 1,000 : 1,000										Reel
Real Time Clock RX8111CE:A6 REAL TIME CLOCK I2C-BUS 3.0V 11.5PPM 2K TR Epson Timing RX8111CE A6 RX8111CE A6 Epson Timing 2,000: $0.975 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX8111CE A6 Mouser Part No 732-RX8111CEA6	Epson Timing	Real Time Clock RX8111CE:A6 REAL TIME CLOCK I2C-BUS 3.0V 11.5PPM 2K TR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $0.975 $0.968	Min.: 2,000 Mult.: 2,000 : 2,000										Reel
Real Time Clock RX8111CE:B6 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 2K TR Epson Timing RX8111CE B6 RX8111CE B6 Epson Timing 2,000: $0.814 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. RX8111CE B6 Mouser Part No 732-RX8111CEB6	Epson Timing	Real Time Clock RX8111CE:B6 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 2K TR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $0.814 $0.813	Min.: 2,000 Mult.: 2,000 : 2,000										Reel
Real Time Clock RX-8571LC:B6 PURE SN 5+/-23PPM REAL TIME CLOCK 2K TR Epson Timing RX-8571LCB6 PURE SN RX-8571LCB6 PURE SN Epson Timing 2,000: $1.96 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. RX-8571LCB6 PURE SN Mouser Part No 732-RX8571LCB6PURESN	Epson Timing	Real Time Clock RX-8571LC:B6 PURE SN 5+/-23PPM REAL TIME CLOCK 2K TR	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $1.96	Min.: 2,000 Mult.: 2,000 : 2,000								RX-8564LC		Reel
Real Time Clock I2C-BUS RTC +/-3.4PPM-40 85C VSOJ-12 PIN BULK Epson Timing RX-8803LC:UA PURE SN RX-8803LC:UA PURE SN Epson Timing 1: $15.07 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-8803LC:UA PURE SN Mouser Part No 732-RX8803LCUAPURESN	Epson Timing	Real Time Clock I2C-BUS RTC +/-3.4PPM-40 85C VSOJ-12 PIN BULK Learn More about Epson Timing epson rx 8803lc trc module	Datasheet	Non-Stocked Lead-Time 16 Weeks	$15.07 $11.97 $11.78 $11.33 View $11.12 $10.81 $10.68 Quote	Min.: 1 Mult.: 1								RX-8803LC		Bulk
Real Time Clock I2C-BUS RTC +/-5.0PPM-30 70C BULK-CUT TAPE Epson Timing RX-8803LC:UC PURE SN RX-8803LC:UC PURE SN Epson Timing 1: $10.28 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-8803LC:UC PURE SN Mouser Part No 732-RX8803LCUCPURESN	Epson Timing	Real Time Clock I2C-BUS RTC +/-5.0PPM-30 70C BULK-CUT TAPE Learn More about Epson Timing epson rx 8803lc trc module	Datasheet	Non-Stocked Lead-Time 16 Weeks	$10.28 $8.33 $8.11 $7.78 View $7.63 $7.40 $7.31 Quote	Min.: 1 Mult.: 1								RX-8803LC		Bulk
Real Time Clock RX8804CE:XA0 REAL TIME CLOCK +/-3.4PPM DTCXO 1K TR Epson Timing RX8804CE XA0 RX8804CE XA0 Epson Timing 1,000: $2.77 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX8804CE XA0 Mouser Part No 732-RX8804CEXA0	Epson Timing	Real Time Clock RX8804CE:XA0 REAL TIME CLOCK +/-3.4PPM DTCXO 1K TR	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $2.77	Min.: 1,000 Mult.: 1,000 : 1,000										Reel
Real Time Clock RX8900CE:UA6 I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN 2K TR Epson Timing RX8900CEUA6 RX8900CEUA6 Epson Timing 2,000: $2.31 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8900CEUA6 Mouser Part No 732-RX8900CEUA6	Epson Timing	Real Time Clock RX8900CE:UA6 I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN 2K TR	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $2.31	Min.: 2,000 Mult.: 2,000 : 2,000								RX8900CE		Reel
Real Time Clock RX8900CE:UAX I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN ANY T/R Epson Timing RX8900CEUAX RX8900CEUAX Epson Timing 1: $9.70 Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. RX8900CEUAX Mouser Part No 732-RX8900CEUAX	Epson Timing	Real Time Clock RX8900CE:UAX I2C-BUS RTC +/-3.4PPM-40 85C 10 PIN ANY T/R Learn More about Epson Timing epson rx8900ce rtc modules	Datasheet	Non-Stocked Lead-Time 17 Weeks	Cut Tape $9.70 $7.55 $7.01 $6.42 View $6.09 $5.96 $5.82 Quote	Min.: 1 Mult.: 1			Backup Switching	2.5 V	5.5 V	- 40 C	+ 85 C	RX8900CE	SMD/SMT	Reel
Real Time Clock RX8900CE:UC3 I2C-BUS RTC +/-5.0PPM-30 70C 10 PIN 250 T/R Epson Timing RX8900CEUC3 RX8900CEUC3 Epson Timing 250: $3.55 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8900CEUC3 Mouser Part No 732-RX8900CEUC3	Epson Timing	Real Time Clock RX8900CE:UC3 I2C-BUS RTC +/-5.0PPM-30 70C 10 PIN 250 T/R Learn More about Epson Timing epson rx8900ce rtc modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $3.55	Min.: 250 Mult.: 250 : 250								RX8900CE		Reel
Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus Epson Timing RX8900SA UC0 PURE SN RX8900SA UC0 PURE SN Epson Timing 1,000: $1.58 Non-Stocked	Mfr. Part No. RX8900SA UC0 PURE SN Mouser Part No 732-RX8900SAUC0SN	Epson Timing	Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus Learn More about Epson Timing epson rx8900sa rtc modules	Datasheet	Non-Stocked	Reel $1.58 $1.56 $1.54	Min.: 1,000 Mult.: 1,000 : 1,000								RX8900SA		Reel
Real Time Clock RX8901CE XB A00 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 FOUT 1K TR Epson Timing RX8901CE XB A00 RX8901CE XB A00 Epson Timing 1: $4.50 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8901CE XB A00 Mouser Part No 732-RX8901CEXBA00	Epson Timing	Real Time Clock RX8901CE XB A00 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 FOUT 1K TR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Cut Tape $4.50 $3.39 $3.21 $2.67 Reel $2.67 MouseReel Available	Min.: 1 Mult.: 1 : 1,000								RX8901CE		Reel, Cut Tape, MouseReel
Real Time Clock RX8901CE XB A03 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 FOUT 250TR Epson Timing RX8901CE XB A03 RX8901CE XB A03 Epson Timing 250: $7.34 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8901CE XB A03 Mouser Part No 732-RX8901CEXBA03	Epson Timing	Real Time Clock RX8901CE XB A03 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 FOUT 250TR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $7.34	Min.: 250 Mult.: 250 : 250								RX8901CE		Reel
Real Time Clock RX8901CE XB B00 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 EVIN3 1KTR Epson Timing RX8901CE XB B00 RX8901CE XB B00 Epson Timing 1,000: $2.67 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8901CE XB B00 Mouser Part No 732-RX8901CEXBB00	Epson Timing	Real Time Clock RX8901CE XB B00 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 EVIN3 1KTR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $2.67	Min.: 1,000 Mult.: 1,000 : 1,000								RX8901CE		Reel
Real Time Clock RX8901CE XB B03 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 EVIN3250TR Epson Timing RX8901CE XB B03 RX8901CE XB B03 Epson Timing 250: $7.34 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8901CE XB B03 Mouser Part No 732-RX8901CEXBB03	Epson Timing	Real Time Clock RX8901CE XB B03 REAL TIME CLOCK I2C-BUS +/-5PPM -40 85C PIN 4 EVIN3250TR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $7.34	Min.: 250 Mult.: 250 : 250								RX8901CE		Reel
Real Time Clock RX8901CE XS A00 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 FOUT 1K TR Epson Timing RX8901CE XS A00 RX8901CE XS A00 Epson Timing 1,000: $3.69 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8901CE XS A00 Mouser Part No 732-RX8901CEXSA00	Epson Timing	Real Time Clock RX8901CE XS A00 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 FOUT 1K TR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $3.69	Min.: 1,000 Mult.: 1,000 : 1,000								RX8901CE		Reel
Real Time Clock RX8901CE XS A03 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 FOUT 250TR Epson Timing RX8901CE XS A03 RX8901CE XS A03 Epson Timing 250: $7.34 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8901CE XS A03 Mouser Part No 732-RX8901CEXSA03	Epson Timing	Real Time Clock RX8901CE XS A03 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 FOUT 250TR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $7.34	Min.: 250 Mult.: 250 : 250								RX8901CE		Reel
Real Time Clock RX8901CE XS B00 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 EVIN3 1KTR Epson Timing RX8901CE XS B00 RX8901CE XS B00 Epson Timing 1,000: $3.69 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8901CE XS B00 Mouser Part No 732-RX8901CEXSB00	Epson Timing	Real Time Clock RX8901CE XS B00 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 EVIN3 1KTR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $3.69	Min.: 1,000 Mult.: 1,000 : 1,000								RX8901CE		Reel
Real Time Clock RX8901CE XS B03 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 EVIN3250TR Epson Timing RX8901CE XS B03 RX8901CE XS B03 Epson Timing 250: $7.34 Non-Stocked Lead-Time 30 Weeks	Mfr. Part No. RX8901CE XS B03 Mouser Part No 732-RX8901CEXSB03	Epson Timing	Real Time Clock RX8901CE XS B03 REAL TIME CLOCK I2C-BUS +/-3PPM -40 85C PIN 4 EVIN3250TR Learn More about Epson Timing epson rx8901ce rx4901ce real time clock modules	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $7.34	Min.: 250 Mult.: 250 : 250								RX8901CE		Reel
Real Time Clock RX8804CE:XA0 REAL TIME CLOCK +/-3.4PPM DTCXO 1K TR Epson Timing X1B000371000114 X1B000371000114 Epson Timing 1: $4.36 Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. X1B000371000114 Mouser Part No 732-X1B000371000114	Epson Timing	Real Time Clock RX8804CE:XA0 REAL TIME CLOCK +/-3.4PPM DTCXO 1K TR	Datasheet	Non-Stocked Lead-Time 17 Weeks	Cut Tape $4.36 $3.29 $3.02 $2.72 View $2.58 $2.57 $2.41 $2.36	Min.: 1 Mult.: 1										Reel
Real Time Clock REAL TIME CLOCK 5+/-5PPM 250 T/R Epson Timing RX-4035SA:AA3 PURE SN RX-4035SA:AA3 PURE SN Epson Timing 250: $5.76 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. RX-4035SA:AA3 PURE SN Mouser Part No 732-X4035SAAA3PURESN	Epson Timing	Real Time Clock REAL TIME CLOCK 5+/-5PPM 250 T/R	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $5.76 $5.69 $5.63 Quote Quote	Min.: 250 Mult.: 250 : 250	SPI		Backup Switching	2.4 V	5.5 V	- 40 C	+ 85 C	RX-4035SA	SMD/SMT	Reel
Real Time Clock REAL TIME CLOCK 5+/-5PPM STICK Epson Timing RX-4035SA:AAB PURE SN RX-4035SA:AAB PURE SN Epson Timing 1: $6.19 Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. RX-4035SA:AAB PURE SN Mouser Part No 732-X4035SAAABPURESN	Epson Timing	Real Time Clock REAL TIME CLOCK 5+/-5PPM STICK	Datasheet	Non-Stocked Lead-Time 17 Weeks	$6.19 $5.49 $4.45 $4.39 View $4.25 $4.17 $4.06 $3.99 Quote	Min.: 1 Mult.: 1								RX-4035SA		Tube