Shop the Latest Clock/Timing - Real Time Clocks at Richard Electronics

The category is 'Clock/Timing - Real Time Clocks'

Clock/Timing - Real Time Clocks (3750)

All Manufacturers
RoHS Status
Package / Case
Time Format
Current - Timekeeping (Max)
Date Format
Features
Interface
Moisture Sensitivity Level (MSL)
Mounting Type
Operating Temperature
Packaging
Part Status

Part Number	Manufacturer	Datasheet	Availability	Pricing(USD)	Quantity	Factory Lead Time	Contact Plating	Mount	Mounting Type	Package / Case	Surface Mount	Number of Pins	Supplier Device Package	Weight	Bus Type	ECCN (US)	HTS	Lead Shape	Maximum Operating Supply Voltage (V)	Maximum Operating Temperature (°C)	Minimum Operating Supply Voltage (V)	Minimum Operating Temperature (°C)	Mounting	Package Length	Package Width	PCB changed	Standard Package Name	Supplier Package	Typical Operating Supply Voltage (V)	Usage Level	Operating Temperature	Packaging	Published	Series	JESD-609 Code	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	ECCN Code	Type	Terminal Finish	Max Operating Temperature	Min Operating Temperature	Additional Feature	HTS Code	Voltage - Supply	Terminal Position	Peak Reflow Temperature (Cel)	Number of Functions	Supply Voltage	Terminal Pitch	Reach Compliance Code	Time@Peak Reflow Temperature-Max (s)	Base Part Number	Pin Count	JESD-30 Code	Function	Qualification Status	Operating Supply Voltage	Supply Voltage-Max (Vsup)	Power Supplies	Temperature Grade	Supply Voltage-Min (Vsup)	Number of Channels	Interface	Max Supply Voltage	Min Supply Voltage	Memory Size	Operating Supply Current	Number of Bits	Adjustable Threshold	Clock Frequency	Logic Function	External Data Bus Width	Number of Timers	Time Format	Date Format	Current - Timekeeping (Max)	Time-Min	Interrupt Capability	Voltage - Supply, Battery	Volatile	Information Access Method	Features	Height	Height Seated (Max)	Length	Width	Radiation Hardening	REACH SVHC	RoHS Status	Lead Free
Mfr Part No S-35390A-J8T1U	ABLIC U.S.A. Inc.	Datasheet	3200 In Stock	-	Min: 1 Mult: 1	18 Weeks			Surface Mount	8-SOIC (0.154, 3.90mm Width)	YES																				-40°C~85°C	Tape & Reel (TR)			e3		Active	1 (Unlimited)	8	EAR99	Clock/Calendar	TIN				8542.39.00.01	1.3V~5.5V	DUAL			3V	1.27mm				8	R-PDSO-G8		Not Qualified							I2C, 2-Wire Serial							0.032MHz			1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	14μA~30μA @ 3V~5V					SERIAL, 2-WIRE/I2C	Alarm, Leap Year		1.75mm	5.02mm	3.9mm			RoHS Compliant
Mfr Part No AB-RTCMC-32.768KHZ-ZIZE-S2-T	Abracon LLC	Datasheet	58 In Stock	1: $7.446975 10: $7.025448 100: $6.627781 500: $6.252623 View all price	Min: 1 Mult: 1	13 Weeks		Surface Mount	Surface Mount	10-SMD Module			Module																		-40°C~85°C	Tape & Reel (TR)					Active	1 (Unlimited)			Clock/Calendar		85°C	-40°C			1.1V~5.5V													3V						SPI	5.5V	1.6V						Clock			HH:MM:SS (12/24 hr)	YY-MM-DD-dd	0.35μA~0.4μA @ 2V~5V						Alarm, Leap Year, Square Wave Output, Watchdog Timer					No		RoHS Compliant	Lead Free
Mfr Part No S-35399A02-HRT1	ABLIC U.S.A. Inc.	Datasheet	23 In Stock	1: $1.292346 10: $1.219194 100: $1.150183 500: $1.085078 View all price	Min: 1 Mult: 1				Surface Mount	12-UFBGA, WLBGA	YES																				-40°C~85°C	Tape & Reel (TR)				yes	Not For New Designs	1 (Unlimited)	12	EAR99	Clock/Calendar					8542.39.00.01	1.3V~5.5V	BOTTOM	260		3V	0.5mm		10		12	R-PBGA-B12		Not Qualified							I2C, 2-Wire Serial							0.032MHz				HH:MM:SS (12/24 hr)	YY-MM-DD-dd	14μA~30μA @ 3V~5V					SERIAL, 2-WIRE/I2C	Alarm, Leap Year		0.6mm	1.97mm	1.84mm			RoHS Compliant
Mfr Part No RTC4543SA:B	Epson America, Inc	Datasheet	-	-	Min: 1 Mult: 1										Serial	EAR99	8542.39.00.01	Gull-wing	5.5	85	2.5	-40	Surface Mount	10.1	5	14	SOP	SOP	5			Tube					Obsolete																			14		Clock/Calendar																			HH:MM:SS	DW:DM:M:Y														RoHS non-compliant
Mfr Part No PCF8564AU/5BB/1,01	NXP USA Inc.	Datasheet	29 In Stock	1: $0.665992 10: $0.628295 100: $0.592731 500: $0.559180 View all price	Min: 1 Mult: 1	7 Weeks			Surface Mount	Die	YES																			Industrial grade	-40°C~85°C	Bulk	2008				Active	Not Applicable	9		Clock/Calendar					8542.39.00.01	1V~5.5V	UPPER	NOT SPECIFIED		2V			NOT SPECIFIED		9	R-XUUC-N9		Not Qualified			2/5V				I2C, 2-Wire Serial							0.032MHz			1	HH:MM:SS (24 hr)	YY-MM-DD-dd	0.6μA~0.75μA @ 2V~5V	SECONDS	Y		NO	I2C	Alarm, Leap Year, Square Wave Output, Watchdog Timer							ROHS3 Compliant
Mfr Part No ISL1221IUZ-T	Intersil (Renesas Electronics America)	Datasheet	343 In Stock	1: $5.584932 10: $5.268804 100: $4.970570 500: $4.689216 View all price	Min: 1 Mult: 1	5 Weeks		Surface Mount		MSOP		10																				Tape & Reel (TR)	2004		e3		Active	2 (1 Year)	10	EAR99		Matte Tin (Sn) - annealed	85°C	-40°C		8542.39.00.01		DUAL	260		3V	0.5mm		30		10						3/5V	INDUSTRIAL			2-Wire, I2C, Serial	5.5V	2.7V	2B				0.032MHz	Clock			HH:MM:SS	YY-MM-DD-dd		SECONDS	Y		NO	I2C			1.1mm	3mm	3mm	No	Unknown	RoHS Compliant
Mfr Part No ISL12027IV27AZ	Intersil (Renesas Electronics America)	Datasheet	5821 In Stock	1: $4.282420 10: $4.040018 100: $3.811338 500: $3.595602 View all price	Min: 1 Mult: 1			Surface Mount		TSSOP		8																					2010		e3		Active	1 (Unlimited)	8	EAR99		Matte Tin (Sn) - annealed	85°C	-40°C				DUAL	260		3.3V	0.65mm		40						3.3V		3/5V	INDUSTRIAL			2-Wire, I2C, Serial	5.5V	2.7V					0.032MHz	Clock			HH:MM:SS	YY-MM-DD-dd		SECONDS	Y		NO	I2C		1.05mm		3.05mm	4.5mm	No		RoHS Compliant
Mfr Part No BQ4845YS-A4TR	Texas Instruments	Datasheet	-	-	Min: 1 Mult: 1		Gold	Surface Mount	Surface Mount	28-SOIC (0.295, 7.50mm Width)		28		730.794007mg																	0°C~70°C	Tape & Reel (TR)			e4		Obsolete	1 (Unlimited)	28	EAR99	Clock/Calendar					8542.39.00.01	4.5V~5.5V	DUAL	260		5V	1.27mm			BQ4845	28				5V		5V				Parallel							0.032MHz	Clock	8	1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	1.5mA Typ @ 4.5 V~5.5 V	SECONDS	Y	2.3V~4V	NO		Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer		2.667mm	17.9705mm	7.5565mm	No		ROHS3 Compliant	Lead Free
Mfr Part No S-35390A-T8T1U	ABLIC U.S.A. Inc.	Datasheet	2749 In Stock	-	Min: 1 Mult: 1	18 Weeks			Surface Mount	8-TSSOP (0.173, 4.40mm Width)	YES																				-40°C~85°C	Tape & Reel (TR)			e3		Active	1 (Unlimited)	8	EAR99	Clock/Calendar	Tin (Sn)				8542.39.00.01	1.3V~5.5V	DUAL	NOT SPECIFIED		3V	0.65mm		NOT SPECIFIED		8	R-PDSO-G8		Not Qualified							I2C, 2-Wire Serial							0.032MHz			1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	14μA~30μA @ 3V~5V					SERIAL, 2-WIRE/I2C	Alarm, Leap Year		1.1mm	4.4mm	3mm			RoHS Compliant
Mfr Part No BQ4802YPWRG4	Texas Instruments	Datasheet	-	-	Min: 1 Mult: 1			Surface Mount	Surface Mount	28-TSSOP (0.173, 4.40mm Width)		28		117.508773mg																	0°C~70°C	Tape & Reel (TR)					Obsolete	1 (Unlimited)	28	EAR99	Clock/Calendar					8542.39.00.01	4.5V~5.5V	DUAL	NOT SPECIFIED		5V	0.65mm	unknown	NOT SPECIFIED	BQ4802	28			Not Qualified			5V				Parallel							0.032MHz	Clock	8	1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	1.5mA Typ @ 4.5 V~5.5 V	SECONDS	Y	2.4V~4V	NO		Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer		1.2mm	9.7mm	4.4mm			ROHS3 Compliant	Lead Free
Mfr Part No MCP795B11-I/ST	Microchip Technology	Datasheet	-	-	Min: 1 Mult: 1			Surface Mount	Surface Mount	14-TSSOP (0.173, 4.40mm Width)		14																			-40°C~85°C	Tube	2011		e3		Obsolete	1 (Unlimited)	14	EAR99	Clock/Calendar	MATTE TIN (SN)			ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ	8542.39.00.01	1.8V~5.5V	DUAL			5V	0.65mm			MCP795B11	14						2/5V				SPI			64B		8		10MHz	Clock			HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	1μA @ 1.8V~5.5V	1/100SECOND	Y	1.3V~5.5V	NO		Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer		1.2mm	5mm	4.4mm	No		ROHS3 Compliant
Mfr Part No RX-4045NB:AA3	EPSON	Datasheet	336 In Stock	1: $8.709570 10: $8.216575 100: $7.751487 500: $7.312723 View all price	Min: 1 Mult: 1	13 Weeks		Surface Mount	Surface Mount	22-LFDFN		22	22-SON (5x6)																		-40°C~85°C	Tape & Reel (TR)		RX-4045NB			Active	1 (Unlimited)			Clock/Calendar		85°C	-40°C			1.7V~5.5V																			SPI											HH:MM:SS (12/24 hr)	YY-MM-DD-dd	1.2μA~1.8μA @ 3V~5V						Alarm, Leap Year							ROHS3 Compliant
Mfr Part No DS1673E-3	Maxim Integrated	Datasheet	-	-	Min: 1 Mult: 1	6 Weeks			Surface Mount	20-TSSOP (0.173, 4.40mm Width)	YES																				0°C~70°C	Tube	2009		e3	yes	Active	1 (Unlimited)	20	EAR99	Portable System Controller	MATTE TIN			3-CHANNEL, 8-BIT ADC	8542.31.00.01	2.7V~3.3V	DUAL	260		3V	0.65mm		30	DS1673	20	R-PDSO-G20		Not Qualified			3V				3-Wire Serial							0.032MHz		1		HH:MM:SS (12/24 hr)	YY-MM-DD-dd	100μA @ 3V	SECONDS	Y	2.5V~3.7V	YES	SERIAL, 3-WIRE	Alarm, Leap Year, Watchdog Timer		1.1mm	6.5mm	4.4mm			ROHS3 Compliant	Lead Free
Mfr Part No DS3232MZ	Maxim Integrated	Datasheet	-	-	Min: 1 Mult: 1	11 Weeks	Tin	Surface Mount	Surface Mount	8-SOIC (0.154, 3.90mm Width)		8		506.605978mg																	-40°C~85°C	Tube	2012			yes	Active	1 (Unlimited)	8	EAR99	Clock/Calendar						2.3V~4.5V	DUAL			3.3V	1.27mm			DS3232							2.5/4V				I2C, 2-Wire Serial			236B				0.032MHz	Clock		1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	175μA @ 2.3V~4.5V	SECONDS	Y	2.3V~4.5V	NO	I2C	Alarm, Leap Year, Square Wave Output, SRAM	1.5mm		5mm	4mm	No	Unknown	ROHS3 Compliant
Mfr Part No DS1374U-18	Maxim Integrated	Datasheet	240 In Stock	1: $11.865621 10: $11.193982 100: $10.560361 500: $9.962604 View all price	Min: 1 Mult: 1	6 Weeks		Surface Mount	Surface Mount	10-TFSOP, 10-MSOP (0.118, 3.00mm Width)		10																			-40°C~85°C	Tube	2002		e3	yes	Active	1 (Unlimited)	10	EAR99	Binary Counter	Matte Tin (Sn)				8473.30.11.80	1.71V~1.89V	DUAL	260	1	1.8V	0.5mm		30	DS1374	10				1.8V	1.89V			1.71V	1	I2C, 2-Wire Serial						NO		Clock, Counter			Binary		100μA @ 1.71V~1.89V			1.3V~3.7V			Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer		1.1mm	3mm	3mm	No	Unknown	ROHS3 Compliant	Lead Free
Mfr Part No DS1685SN-3	Maxim Integrated	Datasheet	7 In Stock	1: $10.605703 10: $10.005380 100: $9.439037 500: $8.904753 View all price	Min: 1 Mult: 1	10 Weeks		Surface Mount	Surface Mount	24-SOIC (0.295, 7.50mm Width)		24																			-40°C~85°C	Tube	2000		e3	yes	Active	1 (Unlimited)	24	EAR99	Clock/Calendar	Matte Tin (Sn)				8473.30.11.80	2.7V~3.7V	DUAL	260		3V	1.27mm		NOT SPECIFIED	DS1685	24			Not Qualified	3V		3V				Parallel			242B				0.032MHz	Clock		1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	2mA @ 3V	SECONDS		2.5V~3.7V	YES		Alarm, NVSRAM, Square Wave Output, Y2K	2.35mm		15.6mm	7.6mm			ROHS3 Compliant	Lead Free
Mfr Part No DS17885S-3	Maxim Integrated	Datasheet	-	-	Min: 1 Mult: 1	6 Weeks		Surface Mount	Surface Mount	24-SOIC (0.295, 7.50mm Width)		24																			0°C~70°C	Tube	2000		e3	yes	Active	1 (Unlimited)	24	EAR99	Clock/Calendar	Matte Tin (Sn)				8542.39.00.01	2.7V~3.7V	DUAL	260		3V	1.27mm			DS17885	24				3V		3V				Parallel			8KB				0.032MHz	Clock	8	1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	2mA @ 2.7V~3.7V	SECONDS	Y	2.5V~3.7V	YES		Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output		2.67mm	17.9mm	7.5mm	No		ROHS3 Compliant	Lead Free
Mfr Part No DS17285SN-5	Maxim Integrated	Datasheet	-	-	Min: 1 Mult: 1	10 Weeks		Surface Mount	Surface Mount	24-SOIC (0.295, 7.50mm Width)		24		1.098005g																	-40°C~85°C	Tube	2000		e3	yes	Active	1 (Unlimited)	24	EAR99	Clock/Calendar	Matte Tin (Sn)				8542.39.00.01	4.5V~5.5V	DUAL	260		5V	1.27mm			DS17285	24				5V		5V				Parallel			2KB	25mA			0.032MHz	Clock	8	1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	3mA @ 4.5V~5.5V	SECONDS	Y	2.5V~3.7V	YES		Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output		2.67mm	17.9mm	7.5mm	No		ROHS3 Compliant	Lead Free
Mfr Part No DS1340Z-18	Maxim Integrated	Datasheet	6072 In Stock	1: $11.586740 10: $10.930887 100: $10.312158 500: $9.728451 View all price	Min: 1 Mult: 1	6 Weeks		Surface Mount	Surface Mount	8-SOIC (0.154, 3.90mm Width)		8																			-40°C~85°C	Tube	2002		e3	yes	Active	1 (Unlimited)	8	EAR99	Clock/Calendar	Matte Tin (Sn)					1.71V~5.5V	DUAL	260		1.8V	1.27mm			DS1340	8				1.8V						I2C, 2-Wire Serial							0.032MHz	Clock			HH:MM:SS (24 hr)	YY-MM-DD-dd	100μA @ 1.89V	SECONDS	N	1.3V~3.7V	NO	I2C	Leap Year, Trickle-Charger		1.75mm	4.9mm	3.9mm	No	Unknown	ROHS3 Compliant	Lead Free
Mfr Part No DS1343E-33	Maxim Integrated	Datasheet	124 In Stock	1: $6.152725 10: $5.804457 100: $5.475903 500: $5.165946 View all price	Min: 1 Mult: 1	6 Weeks		Surface Mount	Surface Mount	20-TSSOP (0.173, 4.40mm Width)		20																			-40°C~85°C	Tube	2002		e3	yes	Active	1 (Unlimited)	20	EAR99	Clock/Calendar	Matte Tin (Sn)				8542.39.00.01	3V~5.5V	DUAL	260		3.3V	0.65mm		30	DS1343	20				3.3V						SPI			96B				4MHz	Clock		1	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	120μA~160μA @ 3.63V~5.5V	SECONDS	Y	1.3V~5.5V	NO	SERIAL, 3-WIRE	Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger		1.1mm	6.5mm	4.4mm	No	Unknown	ROHS3 Compliant