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Part Details	Price (USD)	Stock	Lead Time	Date Code	Package	Package Style	Date Format	Time Format	Interface	Non-Volatile Memory Size	SRAM Size	Supply Voltage-Nom	Temperature Grade	Operating Temp Range	Storage Temperature Range	Moisture Sensitivity Level	Mounting Feature
Compare Datasheet M41T00SM6F STMicroelectronics M41T00S Series 5.5 V I2C / 2-Wire / Serial SMT Real Time Clock - SOIC-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $1.54	72,500	10 Weeks	1930	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	I2C / 2-Wire / Serial		8b	2V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M41T94MQ6F STMicroelectronics M41T94 Series 5.5 V SPI Surface Mount Real Time Clock - SOIC-16 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $1.91	47,500	10 Weeks	1921	Reel	SOIC-16	DW:DM:M:Y	HH:MM:SS:hh	SPI	44B	8b	2.7V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M41T56M6F STMicroelectronics M41T56 Series 5.5 V I2C / 2-Wire /Serial Surface Mount Real Time Clock - SOIC-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $1.30	45,000		1833	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	I2C / 2-Wire / Serial	56B		4.5V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet PCF8523T/1,118 NXP PCF8523 Series 5.5 V 1 Mbps I2C Interface Real Time Clock / Calendar - SOIC-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $0.49	27,500	7 Weeks	1925	Reel	SOIC-8	DW:DM:M:Y/Binary	HH:MM:SS/Binary	I2C			1.6V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet PCF8523T/1,118 NXP PCF8523 Series 5.5 V 1 Mbps I2C Interface Real Time Clock / Calendar - SOIC-8 List Min: 1 Mult. of: 1 Quantity More Info Increase Button Decrease Button	Qty Web Price 1 $1.27 50 $0.805 100 $0.74 250 $0.665 500 $0.615	26,519	7 Weeks	1925	Cut Tape Available in Mini-Reel	SOIC-8	DW:DM:M:Y/Binary	HH:MM:SS/Binary	I2C			1.6V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet M41T81SMY6F STMicroelectronics SO18 .30 WITH EMBEDDED CRYSTAL List Min: 1,000 Mult. of: 1,000 Quantity Increase Button Decrease Button	Qty Web Price 1,000 $2.52	25,000	25 Weeks	1911	Reel	SOX-18	DW:DM:M:Y	HH:MM:SS:hh	I2C / 2-Wire / Serial		20b	2.7V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M41T11M6F STMicroelectronics M41T11 Series 2 to 5.5 V Serial I2C Real Time Clock Surface Mount - SOIC-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $1.66	25,000		1841	Reel	SOIC-8											Surface Mount
Compare Datasheet STWD100NYWY3F STMicroelectronics STWD100 Series 5.5 V 13 uA Surface Mount Watchdog Timer Circuit - SOT-23-5 List Min: 1 Mult. of: 1 Quantity More Info Increase Button Decrease Button	Qty Web Price 1 $0.835 50 $0.57 100 $0.53 500 $0.455 1,500 $0.41	22,806	14 Weeks	1943	Cut Tape Available in Mini-Reel	SOT-23-5 (SOT-25)											Surface Mount
Compare Datasheet M41T81SM6F STMicroelectronics M41T81S Series 5.5 V I2C / 2-Wire / Serial SMT Real Time Clock - SOIC-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $1.12	22,500		1914	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS:hh	I2C / 2-Wire / Serial		20b	2.7V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet DS1305EN+T&R Maxim Integrated DS1305 Series 5.5V Serial / 3-Wire / SPI Surface Mount Real Time Clock -TSSOP-20 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $3.34	20,000	6 Weeks	1817	Reel	TSSOP-20	DW:DM:M:Y	HH:MM:SS	SPI	96B		2V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C	1	Surface Mount
Compare Datasheet STWD100NYWY3F STMicroelectronics STWD100 Series 5.5 V 13 uA Surface Mount Watchdog Timer Circuit - SOT-23-5 List Min: 3,000 Mult. of: 3,000 Quantity Increase Button Decrease Button	Qty Web Price 3,000 $0.325	18,000	14 Weeks	1943	Reel	SOT-23-5 (SOT-25)											Surface Mount
Compare Datasheet M41T00M6F STMicroelectronics M41T00 Series 5.5 V I2C / 2-Wire / Serial Surface Mount Real Time Clock - SOIC-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $1.32	17,500	10 Weeks	1844	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	I2C / 2-Wire / Serial			2V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet PCF85063ATL/1,118 NXP PCF85063A Series 5.5 V Tiny Real-Time Clock/calendar - DFN2626-10 List Min: 4,000 Mult. of: 4,000 Quantity Increase Button Decrease Button	Qty Web Price 4,000 $0.27 8,000 $0.265 12,000 $0.265 16,000 $0.265	16,000	10 Weeks	1740	Reel	DFN-10	DW:DM:M:Y	HH:MM:SS	I2C			0.9V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C	1	Surface Mount
Compare Datasheet PCF2123TS/1,118 NXP PCF2123 Series 5.5 V Surface Mount SPI Real Time Clock/Calendar - TSSOP-14 List Min: 1 Mult. of: 1 Quantity Increase Button Decrease Button	Qty Web Price 1 $1.22 50 $0.765 100 $0.705 250 $0.635 500 $0.585	13,294	7 Weeks	1917	Cut Tape Available in Mini-Reel	TSSOP-14	DW:DM:M:Y/Binary	HH:MM:SS/Binary	3-Wire SPI			1.1V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet MCP79410T-I/SN Microchip MCP79410 Series 5.5 V 400 kHz SMT Battery-Backed I2C Clock/Calendar - MSOP-8 List Min: 3,300 Mult. of: 3,300 Quantity Increase Button Decrease Button	Qty Web Price 3,300 $0.775	13,200	12 Weeks	1952	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	I2C	1kB	512b	1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet PCF85363ATT/AJ NXP Tiny Real-Time Clock/calendar with 64 byte RAM List Min: 2,500 Mult. of: 2,500 Quantity More Info Increase Button Decrease Button	Qty Web Price 2,500 $0.435	12,500	7 Weeks	1927	Reel
Compare Datasheet PCF8563TS/4,118 NXP PCF8563 Series 1.8 to 5.5 V 250 mA SMT Real-Time Clock/Calendar - TSSOP-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $0.61 5,000 $0.605 7,500 $0.60	12,500	10 Weeks	1808	Reel	TSSOP-8	DW:DM:M:Y/Binary	HH:MM:SS/Binary	I2C			1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet PCF8563T/5,518 NXP PCF8563 Series 1.8 - 5.5 V Real Time Clock / Calendar - SOIC-8 List Min: 1 Mult. of: 1 Quantity More Info Increase Button Decrease Button	Qty Web Price 1 $0.91 50 $0.62 100 $0.58 250 $0.53 500 $0.495	12,263	7 Weeks	1842	Cut Tape Available in Mini-Reel	SOIC-8	DW:DM:M:Y/Binary	HH:MM:SS/Binary	I2C			1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet PCF2123BS/1,518 NXP PCF2123 Series 5.5 V 6.25 Mbit 3 Wire SPI Bus Real Time Clock/Calendar - HVQFN16 List Min: 6,000 Mult. of: 6,000 Quantity Increase Button Decrease Button	Qty Web Price 6,000 $0.425	12,000	7 Weeks	1948	Reel	HVQFN-16			3-Wire SPI			1.1V to 5.5V	Industrial				Surface Mount
Compare Datasheet M41T81M6F STMicroelectronics M41T Series 2 V Surface Mount Serial I2C Real Time Clock with Alarm - SOIC-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $1.15	10,000		1909	Reel	SOIC-8	DW:DM:M:Y/Binary	HH:MM:SS:hh/Binary	Serial	20B		2V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet PCF2123TS/1,118 NXP PCF2123 Series 5.5 V Surface Mount SPI Real Time Clock/Calendar - TSSOP-14 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $0.465	10,000	7 Weeks	1917	Reel	TSSOP-14	DW:DM:M:Y/Binary	HH:MM:SS/Binary	3-Wire SPI			1.1V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet PCF8563T/5,518 NXP PCF8563 Series 1.8 - 5.5 V Real Time Clock / Calendar - SOIC-8 List Min: 2,500 Mult. of: 2,500 Quantity Increase Button Decrease Button	Qty Web Price 2,500 $0.395 5,000 $0.32 7,500 $0.32	10,000	7 Weeks	1842	Reel	SOIC-8	DW:DM:M:Y/Binary	HH:MM:SS/Binary	I2C			1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet DS1682S+ Maxim Integrated DS1682 Series 5.5 V I2C 2-Wire Serial Surface Mount Real Time Clock - SOIC-8 List Min: 1 Mult. of: 1 Quantity Increase Button Decrease Button	Qty Web Price 1 $3.48	9,564	12 Weeks	1817	Tube	SOIC-8			2-Wire	10B		2.5V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C	1	Surface Mount
Compare Datasheet APX803L20-26SA-7 Diodes Incorporated Reset Generator SOT23 List Min: 3,000 Mult. of: 3,000 Quantity More Info Increase Button Decrease Button	Qty Web Price 3,000 $0.0913 6,000 $0.0904 9,000 $0.0898 12,000 $0.0895 15,000 $0.0892	9,000	5-10 Days	1945	Reel
Compare Datasheet PCF85063AT/AAZ NXP PCF85063AT: 5.5 V Tiny Real-Time Clock/Calendar w/Alarm Function and I2C-bus List Min: 1,000 Mult. of: 1,000 Quantity Increase Button Decrease Button	Qty Web Price 1,000 $0.305 2,000 $0.30 3,000 $0.295 4,000 $0.295 5,000 $0.295	9,000	7 Weeks	2003	Reel	SOIC-8			I2C			0.9V to 5.5V	Industrial				Surface Mount