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Nisshinbo Micro Devices Real Time Clock

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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 4-wire Real Time Clock Module R2045S-E2-FE Nisshinbo 1: $4.72 3,632In Stock	Mfr. Part No. R2045S-E2-FE Mouser Part No 848-R2045S-E2-FE	Nisshinbo	Real Time Clock 4-wire Real Time Clock Module	Datasheet	3,632In Stock	Cut Tape $4.72 $3.57 $3.28 $2.96 Reel $2.53 View $2.81 $2.62 $2.50 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 4-Wire	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	R2045S/D	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2051S02-E2-F Nisshinbo 1: $1.73 2,000In Stock	Mfr. Part No. R2051S02-E2-F Mouser Part No 848-R2051S02E2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	2,000In Stock	Cut Tape $1.73 $1.26 $1.15 $1.06 $0.802 Reel $0.801 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SSOP-16	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2051S	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2023T-E2-F Nisshinbo 1: $1.49 5,003In Stock	Mfr. Part No. R2023T-E2-F Mouser Part No 848-R2023TE2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	5,003In Stock	Cut Tape $1.49 $1.09 $0.987 $0.876 Reel $0.682 View $0.822 $0.79 $0.711 $0.68 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-10	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	R2023T	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 4-wire Serial Interface RV5C348B-E2-F Nisshinbo 1: $1.64 1,445In Stock	Mfr. Part No. RV5C348B-E2-F Mouser Part No 848-RV5C348B-E2-F	Nisshinbo	Real Time Clock 4-wire Serial Interface	Datasheet	1,445In Stock	Cut Tape $1.64 $1.20 $1.09 $0.961 Reel $0.797 View $0.903 $0.868 $0.798 $0.793 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 4-Wire	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SSOP-10	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	RV5C348	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 4-Wire Real Time Clock IC RV5C348A-E2-F Nisshinbo 1: $1.64 1,720In Stock	Mfr. Part No. RV5C348A-E2-F Mouser Part No 848-RV5C348AE2F	Nisshinbo	Real Time Clock 4-Wire Real Time Clock IC	Datasheet	1,720In Stock	Cut Tape $1.64 $1.20 $1.09 $0.961 Reel $0.797 View $0.903 $0.868 $0.798 $0.764 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 4-Wire, SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SSOP-10	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	RV5C348	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2051L02-E2 Nisshinbo 1: $1.61 3,620In Stock	Mfr. Part No. R2051L02-E2 Mouser Part No 848-R2051L02-E2	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	3,620In Stock	Cut Tape $1.61 $1.18 $1.07 $0.944 Reel $0.743 View $0.887 $0.852 $0.773 $0.737 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	QFN023023-16	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2051L	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 3-Wire Real Time Clock IC R2033T-E2-F Nisshinbo 1: $1.49 1,989In Stock	Mfr. Part No. R2033T-E2-F Mouser Part No 848-R2033TE2F	Nisshinbo	Real Time Clock 3-Wire Real Time Clock IC	Datasheet	1,989In Stock	Cut Tape $1.49 $1.09 $0.987 $0.876 View Reel $0.694 $0.822 $0.79 $0.70 $0.694 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 3-Wire	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-10	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	R2033T	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2223T-E2-F Nisshinbo 1: $1.63 1,680In Stock	Mfr. Part No. R2223T-E2-F Mouser Part No 848-R2223TE2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC		1,680In Stock	Cut Tape $1.63 $1.20 $1.09 $0.968 Reel $0.742 View $0.918 $0.875 $0.743 $0.738 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-10	No Backup Switching	1.5 V	5.5 V	- 40 C	+ 85 C	R2223T	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2223L-E2 Nisshinbo 1: $1.65 5,351In Stock	Mfr. Part No. R2223L-E2 Mouser Part No 848-R2223L-E2	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC		5,351In Stock	Cut Tape $1.65 $1.21 $1.09 $0.961 Reel $0.802 View $0.903 $0.868 $0.857 $0.784 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Serial 2-Wire, I2C	BCD	BCD	QFN1818-12	No Backup Switching	1.5 V	5.5 V	- 40 C	+ 85 C	R2223L	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC RV5C387A-E2-F Nisshinbo 1: $1.64 6,845In Stock	Mfr. Part No. RV5C387A-E2-F Mouser Part No 848-RV5C387A-E2-F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	6,845In Stock	Cut Tape $1.64 $1.20 $1.09 $1.04 Reel $0.879 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SSOP-10	No Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	RV5C387	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Hi Prec I2C-Bus Real Time Clock Mod R2025S-E2-FE Nisshinbo 1: $4.48 2,262In Stock	Mfr. Part No. R2025S-E2-FE Mouser Part No 848-R2025S-E2-FE	Nisshinbo	Real Time Clock Hi Prec I2C-Bus Real Time Clock Mod Learn More about Nisshinbo ricoh r2025 i2c bus rtc module	Datasheet	2,262In Stock	Cut Tape $4.48 $3.39 $3.12 $2.82 Reel $2.54 View $2.67 $2.64 $2.42 $2.32 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	R2025S/D	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 4-Wire Real Time Clock IC R2043T-E2-F Nisshinbo 1: $1.51 2,176In Stock	Mfr. Part No. R2043T-E2-F Mouser Part No 848-R2043TE2F	Nisshinbo	Real Time Clock 4-Wire Real Time Clock IC	Datasheet	2,176In Stock	Cut Tape $1.51 $1.10 $0.987 $0.876 Reel $0.741 View $0.822 $0.79 $0.781 $0.725 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 4-Wire, SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-10	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	R2043T	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2051S01-E2-F Nisshinbo 1: $1.78 4,120In Stock	Mfr. Part No. R2051S01-E2-F Mouser Part No 848-R2051S01E2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	4,120In Stock	Cut Tape $1.78 $1.31 $1.19 $1.05 Reel $0.885 View $0.982 $0.944 $0.927 $0.865 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SSOP-16	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2051S	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2221T-E2-F Nisshinbo 1: $1.66 2,268In Stock	Mfr. Part No. R2221T-E2-F Mouser Part No 848-R2221TE2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	2,268In Stock	Cut Tape $1.66 $1.22 $1.10 $0.976 Reel $0.821 View $0.917 $0.881 $0.864 $0.802 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-10	No Backup Switching	1.5 V	5.5 V	- 40 C	+ 85 C	R2221T	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC RS5C372A-E2-F Nisshinbo 1: $1.65 2,000In Stock 2,000Expected 05/01/2027	Mfr. Part No. RS5C372A-E2-F Mouser Part No 848-RS5C372AE2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC Learn More about Nisshinbo ricoh rtcs	Datasheet	2,000In Stock 2,000Expected 05/01/2027	Cut Tape $1.65 $1.21 $1.09 $0.961 Reel $0.813 View $0.903 $0.868 $0.857 $0.795 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SSOP-8	Backup Switching	1.7 V	6 V	- 40 C	+ 85 C	RS5C372	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC RS5C372B-E2-F Nisshinbo 1: $1.64 1,984Expected 20/11/2026	Mfr. Part No. RS5C372B-E2-F Mouser Part No 848-RS5C372B-E2-F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	1,984Expected 20/11/2026	Cut Tape $1.64 $1.20 $1.09 $0.961 Reel $0.79 View $0.903 $0.868 $0.793 $0.784 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SSOP-8	Backup Switching	2 V	6 V	- 40 C	+ 85 C	RS5C372	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 3-WIRE SERIAL INTERFACE REAL-TIME CLOCK ICs WITH VOLTAGE MONITORING FUNCTION RV5C338A-E2-F Nisshinbo 1: $1.64 2,000Expected 13/11/2026	Mfr. Part No. RV5C338A-E2-F Mouser Part No 848-RV5C338A-E2-F	Nisshinbo	Real Time Clock 3-WIRE SERIAL INTERFACE REAL-TIME CLOCK ICs WITH VOLTAGE MONITORING FUNCTION	Datasheet	2,000Expected 13/11/2026	Cut Tape $1.64 $1.20 $1.09 $1.03 Reel $0.79 View $0.793 $0.784	Min.: 1 Mult.: 1 : 2,000				SSOP-10						RV5C338A		Reel, Cut Tape
Real Time Clock 4-Wire Real Time Clock IC R2043L-E2 Nisshinbo 3,000: $0.706 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. R2043L-E2 Mouser Part No 848-R2043L-E2	Nisshinbo	Real Time Clock 4-Wire Real Time Clock IC	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.706	Min.: 3,000 Mult.: 3,000 : 3,000	Serial 4-Wire, SPI	BCD	BCD	QFN023023-16	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	R2043L	SMD/SMT	Reel
Real Time Clock 2-Wire Real Time Clock IC R2051L01-E2 Nisshinbo 3,000: $0.776 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. R2051L01-E2 Mouser Part No 848-R2051L01-E2	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.776 $0.77	Min.: 3,000 Mult.: 3,000 : 3,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	QFN023023-16	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2051L	SMD/SMT	Reel
Real Time Clock High precision I2C-Bus Real-Time Clock Module R2051S03-E2-F Nisshinbo 2,000: $0.831 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. R2051S03-E2-F Mouser Part No 848-R2051S03-E2-F	Nisshinbo	Real Time Clock High precision I2C-Bus Real-Time Clock Module	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.831 $0.827	Min.: 2,000 Mult.: 2,000 : 2,000				SSOP-16						R2051S		Reel
Real Time Clock 2-Wire Real Time Clock IC R2051T01-E2-F Nisshinbo 2,000: $0.776 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. R2051T01-E2-F Mouser Part No 848-R2051T01E2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.776 $0.77	Min.: 2,000 Mult.: 2,000 : 2,000	Serial 2-Wire, I2C	BCD	BCD	TSSOP-10	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2051T	SMD/SMT	Reel
Real Time Clock 3-Wire Real Time Clock IC R2061L01-E2 Nisshinbo 3,000: $0.759 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. R2061L01-E2 Mouser Part No 848-R2061L01-E2	Nisshinbo	Real Time Clock 3-Wire Real Time Clock IC Learn More about Nisshinbo ricoh rtcs	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.759 $0.744	Min.: 3,000 Mult.: 3,000 : 3,000	Serial 3-Wire	BCD	BCD	QFN023023-16	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2061L	SMD/SMT	Reel
Real Time Clock 3-Wire Real Time Clock IC R2061S02-E2-F Nisshinbo 2,000: $0.873 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. R2061S02-E2-F Mouser Part No 848-R2061S02E2F	Nisshinbo	Real Time Clock 3-Wire Real Time Clock IC	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.873 $0.827	Min.: 2,000 Mult.: 2,000 : 2,000	Serial 3-Wire	BCD	BCD	SSOP-16	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2061S	SMD/SMT	Reel
Real Time Clock 3-Wire Real Time Clock IC R2062L01-E2 Nisshinbo 3,000: $0.733 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. R2062L01-E2 Mouser Part No 848-R2062L01-E2	Nisshinbo	Real Time Clock 3-Wire Real Time Clock IC		Non-Stocked Lead-Time 12 Weeks	Reel $0.733	Min.: 3,000 Mult.: 3,000 : 3,000	Serial 3-Wire	BCD	BCD	QFN023023-16	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2062L	SMD/SMT	Reel
Real Time Clock 3 wire interface Real-Time Clock ICs with Battery Backup switch-over Function R2062L02-E2 Nisshinbo 3,000: $0.733 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. R2062L02-E2 Mouser Part No 848-R2062L02-E2	Nisshinbo	Real Time Clock 3 wire interface Real-Time Clock ICs with Battery Backup switch-over Function		Non-Stocked Lead-Time 12 Weeks	Reel $0.733	Min.: 3,000 Mult.: 3,000 : 3,000				QFN023023-16						R2062L		Reel