RTCs

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Show Selected	Part No.	Indiv. Part No.	Manufacturer	Availability	Quantity	Series	Type	Manufacturer	Assembly Type	Manufacturer Package	Supply Voltage Min.	Supply Voltage Max.	Accuracy	RTC Memory Size	Interface	Packaging	Operating Temperature Min.	Operating Temperature Max.
26	Manufacturers Part No. X1B000292000100 (RX8900SAUA) Epson Real Time Clock IC I2C 3,4ppm SOP-14	Customer Part No. Customer Project No.	Epson	290 Pcs. Planned Delivery Time Ø 18 Weeks	(at least 10 or mul. of 10)	RX8	Real Time Clock IC	Epson	SMD/SMT	SOP-14	2.5 V	5.5 V	3.4 ppm		I2C	Reel	-40.0 °C	85.0 °C
27	Manufacturers Part No. X1B000301000114 (RX8900CEUA) Epson Real Time Clock IC I2C 3,4ppm SMD-10	Customer Part No. Customer Project No.	Epson	1.790 Pcs. Planned Delivery Time Ø 52 Weeks	(at least 10 or mul. of 10)	RX8	Real Time Clock IC	Epson	SMD/SMT	SMD-10	2.5 V	5.5 V	3.4 ppm		I2C	Reel	-40.0 °C	85.0 °C
28	Manufacturers Part No. DS1388Z-5+ (DS1388Z-5+) Maxim Integrated Real Time Clock IC I2C SO-8	Customer Part No. Customer Project No.	Maxim Integrated	0 Pcs. Planned Delivery Time Ø 9 Weeks	(at least 500 or mul. of 50)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	SO-8	4.5 V	5.5 V		512 Byte	I2C	Tube	-40.0 °C	85.0 °C
29	Manufacturers Part No. Q418731C2000114 (RX8731LCB) Epson Real Time Clock IC I2C 23ppm VSOJ-12	Customer Part No. Customer Project No.	Epson	1.000 Pcs. Planned Delivery Time Ø 14 Weeks	(at least 10 or mul. of 10)	RX8	Real Time Clock IC	Epson	SMD/SMT	VSOJ-12	1.7 V	5.5 V	23.0 ppm		I2C	Reel	-40.0 °C	85.0 °C
30	Manufacturers Part No. DS1244Y-70+ (DS1244Y-70+) Maxim Integrated Real Time Clock IC Parallel 35ppm EDIP-28	Customer Part No. Customer Project No.	Maxim Integrated	14 Pcs. Planned Delivery Time Ø 70 Weeks	(at least 1 or mul. of 1)	DS	Real Time Clock IC	Maxim Integrated	THT	EDIP-28		5.0 V	35.0 ppm	32.000 Bit	Parallel	Tube	0.0 °C	70.0 °C
31	Manufacturers Part No. DS12887A+ (DS12887A+) Maxim Integrated Real Time Clock IC Multiplexed PDIP-24	Customer Part No. Customer Project No.	Maxim Integrated	0 Pcs. Planned Delivery Time Ø 22 Weeks	(at least 500 or mul. of 500)	DS	Real Time Clock IC	Maxim Integrated	THT	PDIP-24	4.5 V	5.5 V		114 Byte	Multiplexed	Tube	0.0 °C	70.0 °C
32	Manufacturers Part No. DS12887+ (DS12887+) Maxim Integrated Real Time Clock IC Multiplexed EDIP-24 TOP	Customer Part No. Customer Project No.	Maxim Integrated	153 Pcs. Planned Delivery Time Ø 38 Weeks	(at least 1 or mul. of 1)	DS	Real Time Clock IC	Maxim Integrated	THT	EDIP-24	4.5 V	5.5 V		114 Byte	Multiplexed	Tube	0.0 °C	70.0 °C
33	Manufacturers Part No. Q41856491000200 (RTC8564NBB) Epson Real Time Clock IC I2C 23ppm SON-22	Customer Part No. Customer Project No.	Epson	590 Pcs. Planned Delivery Time Ø 52 Weeks	(at least 10 or mul. of 10)	RTC8	Real Time Clock IC	Epson	SMD/SMT	SON-22	1.8 V	5.5 V	23.0 ppm		I2C	Reel	-40.0 °C	85.0 °C
34	Manufacturers Part No. Q41404552000100 (RX4045SAAA) Epson Real Time Clock IC 4-Wire Serial 5ppm SOP-14 TOP	Customer Part No. Customer Project No.	Epson	1.230 Pcs. Planned Delivery Time Ø 45 Weeks	(at least 10 or mul. of 10)	RX4	Real Time Clock IC	Epson	SMD/SMT	SOP-14	1.7 V	5.5 V	5.0 ppm		4-Wire Serial	Reel	-40.0 °C	85.0 °C
35	Manufacturers Part No. X1B000122000114 (RX4803LCUA) Epson Real Time Clock IC 4-Wire Serial 3,4ppm VSOJ-12	Customer Part No. Customer Project No.	Epson	1.000 Pcs. Planned Delivery Time Ø 15 Weeks	(at least 10 or mul. of 10)	RX4	Real Time Clock IC	Epson	SMD/SMT	VSOJ-12	1.6 V	5.5 V	3.4 ppm		4-Wire Serial	Reel	-40.0 °C	85.0 °C
36	Manufacturers Part No. Q41404591000100 (RX4045NBAA) Epson Real Time Clock IC 4-Wire Serial 5ppm SON-22	Customer Part No. Customer Project No.	Epson	1.260 Pcs. Planned Delivery Time Ø 13 Weeks	(at least 10 or mul. of 10)	RX4	Real Time Clock IC	Epson	SMD/SMT	SON-22	1.7 V	5.5 V	5.0 ppm		4-Wire Serial	Reel	-40.0 °C	85.0 °C
37	Manufacturers Part No. X1B000242000100 (RX8010SJB) Epson Real Time Clock IC I2C 23ppm SOP-8	Customer Part No. Customer Project No.	Epson	1.000 Pcs. Planned Delivery Time Ø 24 Weeks	(at least 10 or mul. of 10)	RX8	Real Time Clock IC	Epson	SMD/SMT	SOP-8	1.6 V	5.5 V	23.0 ppm		I2C	Reel	-40.0 °C	85.0 °C
38	Manufacturers Part No. DS1302Z+ (DS1302Z+) Maxim Integrated Real Time Clock IC Serial 3-Wire SO-8 TOP	Customer Part No. Customer Project No.	Maxim Integrated	4.430 Pcs. Planned Delivery Time Ø 6 Weeks	(at least 5 or mul. of 5)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	SO-8	2.0 V	5.5 V		31 Byte	3-Wire Serial	Tube	0.0 °C	70.0 °C
39	Manufacturers Part No. DS1302Z+T&R (DS1302Z+TR) Maxim Integrated Real Time Clock IC Serial 3-Wire SO-8	Customer Part No. Customer Project No.	Maxim Integrated	0 Pcs. Planned Delivery Time Ø 12 Weeks	(at least 2500 or mul. of 2500)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	SO-8	2.0 V	5.5 V		31 Byte	3-Wire Serial	Reel	0.0 °C	70.0 °C
40	Manufacturers Part No. Q41454361000200 (RTC4543SBB) Epson Real Time Clock IC 3-Wire Serial 23ppm SOP-18	Customer Part No. Customer Project No.	Epson	0 Pcs. Planned Delivery Time Ø 14 Weeks	(at least 1000 or mul. of 1000)	RTC4	Real Time Clock IC	Epson	SMD/SMT	SOP-18	2.5 V	5.5 V	23.0 ppm		3-Wire Serial	Reel	-40.0 °C	85.0 °C
41	Manufacturers Part No. DS1305E+ (DS1305E+) Maxim Integrated Real Time Clock IC Serial 3-Wire SPI TSSOP-20	Customer Part No. Customer Project No.	Maxim Integrated	294 Pcs. Planned Delivery Time Ø 8 Weeks	(at least 1 or mul. of 1)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	TSSOP-20	2.0 V	5.5 V		96 Byte	3-Wire SPI Serial	Tube	0.0 °C	70.0 °C
42	Manufacturers Part No. X1B000052000114 (RX8571LCB) Epson Real Time Clock IC I2C 23ppm VSOJ-12	Customer Part No. Customer Project No.	Epson	1.800 Pcs. Planned Delivery Time Ø 54 Weeks	(at least 10 or mul. of 10)	RX8	Real Time Clock IC	Epson	SMD/SMT	VSOJ-12	1.6 V	5.5 V	23.0 ppm		I2C	Reel	-40.0 °C	85.0 °C
43	Manufacturers Part No. DS1678S+ (DS1678S+) Maxim Integrated Real Time Clock IC I2C SO-8	Customer Part No. Customer Project No.	Maxim Integrated	0 Pcs. Planned Delivery Time Ø 10 Weeks	(at least 88 or mul. of 88)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	SO-8	4.5 V	5.5 V		32 Byte	I2C	Tube	-40.0 °C	85.0 °C
44	Manufacturers Part No. X1B000202000314 (RX4035LCAA) Epson Real Time Clock IC SPI 5ppm VSOJ-12	Customer Part No. Customer Project No.	Epson	1.500 Pcs. Planned Delivery Time Ø 15 Weeks	(at least 10 or mul. of 10)	RX4	Real Time Clock IC	Epson	SMD/SMT	VSOJ-12	2.4 V	5.5 V	5.0 ppm		SPI	Reel	-55.0 °C	125.0 °C
45	Manufacturers Part No. DS1672S-33+ (DS1672S-33+) Maxim Integrated Real Time Clock IC Serial 2-Wire I2C SO-8	Customer Part No. Customer Project No.	Maxim Integrated	150 Pcs. Planned Delivery Time Ø 8 Weeks	(at least 5 or mul. of 5)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	SO-8	2.97 V	5.5 V			2-Wire I2C Serial	Tube	-40.0 °C	85.0 °C
46	Manufacturers Part No. Q414571C2000214 (RX4571LCB) Epson Real Time Clock IC 3-Wire Serial 23ppm VSOJ-12	Customer Part No. Customer Project No.	Epson	1.650 Pcs. Planned Delivery Time Ø 15 Weeks	(at least 10 or mul. of 10)	RX4	Real Time Clock IC	Epson	SMD/SMT	VSOJ-12	1.6 V	5.5 V	23.0 ppm		3-Wire Serial	Reel	-40.0 °C	85.0 °C
47	Manufacturers Part No. Q41457192000100 (RX4571NBB) Epson Real Time Clock IC 3-Wire Serial 23ppm SON-22	Customer Part No. Customer Project No.	Epson	1.000 Pcs. Planned Delivery Time Ø 67 Weeks	(at least 10 or mul. of 10)	RX4	Real Time Clock IC	Epson	SMD/SMT	SON-22	1.6 V	5.5 V	23.0 ppm		3-Wire Serial	Reel	-40.0 °C	85.0 °C
48	Manufacturers Part No. DS1307Z+T&R (DS1307Z+T) Maxim Integrated Real Time Clock IC I2C SO-8	Customer Part No. Customer Project No.	Maxim Integrated	8.190 Pcs. Planned Delivery Time Ø 8 Weeks	(at least 5 or mul. of 5)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	SO-8	4.5 V	5.5 V		56 Byte	I2C	Reel	0.0 °C	70.0 °C
49	Manufacturers Part No. DS3231SN#T&R (DS3231SN-T+R) Maxim Integrated Real Time Clock IC I2C 3,5ppm SO-16	Customer Part No. Customer Project No.	Maxim Integrated	0 Pcs. Planned Delivery Time Ø 6 Weeks	(at least 1000 or mul. of 1000)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	SO-16	2.3 V	5.5 V	3.5 ppm		I2C	Reel	-40.0 °C	85.0 °C
50	Manufacturers Part No. DS1339U-3+T&R (DS1339U-3+TR) Maxim Integrated Real Time Clock IC Serial 2-Wire I2C 10ppm µSOP-8	Customer Part No. Customer Project No.	Maxim Integrated	0 Pcs. Planned Delivery Time Ø 6 Weeks	(at least 3000 or mul. of 3000)	DS	Real Time Clock IC	Maxim Integrated	SMD/SMT	µSOP-8	2.7 V	5.5 V	10.0 ppm		2-Wire I2C Serial	Reel	-40.0 °C	85.0 °C

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