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	Mount	Mounting Type	Package / Case	Surface Mount	Number of Pins	Supplier Device Package	Weight	Memory Types	Operating Temperature	Packaging	Published	Series	JESD-609 Code	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	Termination	ECCN Code	Type	Terminal Finish	Max Operating Temperature	Min Operating Temperature	HTS Code	Voltage - Supply	Terminal Position	Peak Reflow Temperature (Cel)	Supply Voltage	Terminal Pitch	Reach Compliance Code	Frequency	Time@Peak Reflow Temperature-Max (s)	Base Part Number	Pin Count	JESD-30 Code	Number of Outputs	Qualification Status	Operating Supply Voltage	Power Supplies	Temperature Grade	Interface	Max Supply Voltage	Min Supply Voltage	Memory Size	RAM Size	Number of Bits	Clock Frequency	Access Time	Logic Function	External Data Bus Width	Number of Timers	Time Format	Non-Volatile Memory	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 DS1315S-33	Maxim Integrated	Datasheet	-	-	Min: 1 Mult: 1	6 Weeks	Surface Mount	Surface Mount	16-SOIC (0.295, 7.50mm Width)		16		665.986997mg		0°C~70°C	Tube	2011		e3	yes	Active	1 (Unlimited)	16		EAR99	Phantom Time Chip	MATTE TIN			8542.39.00.01	3V~3.6V	DUAL	260	3.3V	1.27mm			30	DS1315	16				3.3V			Parallel						0.032MHz		Clock			HH:MM:SS:hh (12/24 hr)		YY-MM-DD-dd	1.1mA @ 3.3V	1/100SECOND	N	2.5V~3.7V	YES	SERIAL, FIXED PROTOCOL	Leap Year		2.65mm	10.3mm	7.5mm	No	Unknown	ROHS3 Compliant	Lead Free
Mfr Part No DS1557WP-120IND	Maxim Integrated	Datasheet	800 In Stock	-	Min: 1 Mult: 1	10 Weeks	Surface Mount	Surface Mount	34-PowerCap™ Module		34				-40°C~85°C	Tray	2003		e3	yes	Active	3 (168 Hours)	34		EAR99	Clock/Calendar	Matte Tin (Sn)			8473.30.11.80	2.97V~3.63V	DUAL		3.3V					DS1557	34				3.3V			Parallel			512KB			0.032MHz		Clock	8		HH:MM:SS (24 hr)		YY-MM-DD-dd	4mA @ 3.3V	SECONDS	Y	3V	NO		Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K					No		ROHS3 Compliant	Lead Free
Mfr Part No DS1554WP-120	Maxim Integrated	Datasheet	35 In Stock	1: $36.542245 10: $34.473816 100: $32.522468 500: $30.681574 View all price	Min: 1 Mult: 1	6 Weeks		Surface Mount	34-PowerCap™ Module	YES					0°C~70°C	Tray	2010		e3	yes	Active	3 (168 Hours)	34		EAR99	Clock/Calendar	Matte Tin (Sn)			8473.30.11.80	2.97V~3.63V	DUAL	245	3.3V	1.27mm	not_compliant		40	DS1554	34	R-XDMA-U34		Not Qualified		3.3V		Parallel			32KB			0.032MHz			8		HH:MM:SS (24 hr)		YY-MM-DD-dd	4mA @ 3.3V	SECONDS	Y	3V	NO		Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K		2.3368mm	25.019mm	23.495mm			ROHS3 Compliant	Lead Free
Mfr Part No DS1340Z-18	Maxim Integrated	Datasheet	4048 In Stock	1: $11.557958 10: $10.903735 100: $10.286542 500: $9.704285 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: $6.937137 10: $6.544469 100: $6.174027 500: $5.824554 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
Mfr Part No DS17885S-5	Maxim Integrated	Datasheet	15 In Stock	1: $28.876459 10: $27.241942 100: $25.699946 500: $24.245232 View all price	Min: 1 Mult: 1	7 Weeks		Surface Mount	24-SOIC (0.295, 7.50mm Width)	YES					0°C~70°C	Tube	2000		e3	yes	Active	1 (Unlimited)	24		EAR99	Clock/Calendar	Matte Tin (Sn)			8542.39.00.01	4.5V~5.5V	DUAL	NOT SPECIFIED	5V	1.27mm			NOT SPECIFIED	DS17885	24	R-PDSO-G24		Not Qualified		5V		Parallel			8KB			0.032MHz			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			ROHS3 Compliant	Lead Free
Mfr Part No DS1746-70IND	Maxim Integrated	Datasheet	49 In Stock	1: $57.885237 10: $54.608715 100: $51.517655 500: $48.601562 View all price	Min: 1 Mult: 1	6 Weeks	Through Hole	Through Hole	32-DIP Module (0.600, 15.24mm)		32				-40°C~85°C	Tube	2012		e3	yes	Active	1 (Unlimited)	32		EAR99	Clock/Calendar	Matte Tin (Sn)			8473.30.11.80	4.5V~5.5V	DUAL		5V	2.54mm				DS1746	32				5V	5V		Parallel			128KB					Clock	8		HH:MM:SS (24 hr)		YY-MM-DD-dd	4mA @ 5V	SECONDS	N		NO		Leap Year, NVSRAM, Y2K		10.922mm	43.053mm	15.24mm	No		ROHS3 Compliant	Lead Free
Mfr Part No DS1315E-5	Maxim Integrated	Datasheet	344 In Stock	1: $28.992212 10: $27.351142 100: $25.802965 500: $24.342420 View all price	Min: 1 Mult: 1	8 Weeks		Surface Mount	20-TSSOP (0.173, 4.40mm Width)	YES					0°C~70°C	Tube	2011		e3	yes	Active	1 (Unlimited)	20		EAR99	Phantom Time Chip	Matte Tin (Sn)			8542.39.00.01	4.5V~5.5V	DUAL	260	5V	0.65mm			30	DS1315	20	R-PDSO-G20		Not Qualified		5V		Parallel						0.032MHz					HH:MM:SS:hh (12/24 hr)		YY-MM-DD-dd	1.3mA @ 5V	1/100SECOND	N	2.5V~3.7V	YES	SERIAL, FIXED PROTOCOL	Leap Year		1.1mm	6.5mm	4.4mm			ROHS3 Compliant	Lead Free
Mfr Part No DS1742-100IND	Maxim Integrated	Datasheet	80 In Stock	-	Min: 1 Mult: 1		Through Hole	Through Hole	24-DIP Module (0.600, 15.24mm)		24				-40°C~85°C	Tube	2012		e3	yes	Obsolete	1 (Unlimited)	24		EAR99	Clock/Calendar	Matte Tin (Sn)			8473.30.11.80	4.5V~5.5V	DUAL	260	5V	2.54mm				DS1742	24				5V	5V		Parallel			2KB			0.032MHz		Clock	8		HH:MM:SS (24 hr)		YY-MM-DD-dd	3mA @ 5V	SECONDS	N		NO		Leap Year, NVSRAM, Y2K		8.51mm	37.595mm		No	Unknown	ROHS3 Compliant	Lead Free
Mfr Part No S-35190A-J8T1U	ABLIC U.S.A. Inc.	Datasheet	2360 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				3-Wire Serial						0.032MHz				1	HH:MM:SS (12/24 hr)		YY-MM-DD-dd	8μA~14μA @ 3V~5V					SERIAL, 3-WIRE	Alarm, Leap Year		1.75mm	5.02mm	3.9mm			RoHS Compliant
Mfr Part No PCF2129AT/1,512	NXP USA Inc.	Datasheet	-	-	Min: 1 Mult: 1			Surface Mount	20-SOIC (0.295, 7.50mm Width)	YES					-40°C~85°C	Tube	2003		e3		Obsolete	3 (168 Hours)	20			Clock/Calendar	MATTE TIN			8542.39.00.01	1.8V~4.2V	DUAL	NOT SPECIFIED		1.27mm			NOT SPECIFIED	PCF2129	20	R-PDSO-G20		Not Qualified		2/4V		I2C, 2-Wire Serial											HH:MM:SS (12/24 hr)		YY-MM-DD-dd	1.5μA @ 3.3V	SECONDS	Y	1.8V~4.2V	YES	SERIAL, 4 WIRE/SPI	Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer							ROHS3 Compliant
Mfr Part No ISL12024IRTCZ	Intersil (Renesas Electronics America)	Datasheet	193 In Stock	1: $3.192423 10: $3.011720 100: $2.841245 500: $2.680419 View all price	Min: 1 Mult: 1	7 Weeks	Surface Mount				8						1999		e3		Active	1 (Unlimited)	8		EAR99		Matte Tin (Sn) - annealed	85°C	-40°C			DUAL	260	3.3V	0.65mm			30		8				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				3mm	3mm	No	No SVHC	RoHS Compliant
Mfr Part No M48T248Y-70PM1	STMicroelectronics	Datasheet	-	-	Min: 1 Mult: 1		Through Hole	Through Hole	32-DIP Module (0.600, 15.24mm)		32				0°C~70°C	Tube		Timekeeper®	e3		Obsolete	1 (Unlimited)	32		EAR99	Phantom Time Chip	MATTE TIN			8542.39.00.01	4.5V~5.5V	DUAL	225	5V	2.54mm		70GHz	NOT SPECIFIED	M48T248	32			Not Qualified	5V	5V		Parallel			1000kB				70 ns	Clock	8		HH:MM:SS:hh (12/24 hr)		YY-MM-DD-dd	5mA @ 4.5V~5.5V	1/100SECOND	N		NO		Leap Year		9.52mm	42.8mm	15.24mm			ROHS3 Compliant	Lead Free
Mfr Part No ISL12027IV27AZ	Rochester Electronics, LLC	Datasheet	-	-	Min: 1 Mult: 1			Surface Mount	8-TSSOP (0.173, 4.40mm Width)			8-TSSOP			-40°C~85°C	Tube					Obsolete	1 (Unlimited)				Clock/Calendar					2.7V~5.5V																I2C, 2-Wire Serial											HH:MM:SS (12/24 hr)		YY-MM-DD-dd	10μA~20μA @ 2.7V~5.5V			1.8V~5.5V			Alarm, Leap Year, Supervisor, Watchdog Timer							ROHS3 Compliant
Mfr Part No BQ4845YS-A4NTRG4	Texas Instruments	Datasheet	-	-	Min: 1 Mult: 1		Surface Mount		SOIC		28		730.794007mg			Tape & Reel (TR)			e4	yes		1 (Unlimited)	28		EAR99		Nickel/Palladium/Gold (Ni/Pd/Au)	85°C	-40°C	8542.39.00.01		DUAL	260	5V	1.27mm					28				5V	5V	INDUSTRIAL	Parallel	5.5V	4.5V				0.032MHz		Clock	8	1	HH:MM:SS		YY-MM-DD-dd		SECONDS	Y		NO				2.667mm	17.9705mm	7.5565mm	No		RoHS Compliant	Contains Lead
Mfr Part No M41T56MH6E	STMicroelectronics	Datasheet	-	-	Min: 1 Mult: 1		Surface Mount	Surface Mount	28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets		28				-40°C~85°C	Tube					Obsolete	1 (Unlimited)	28		EAR99	Clock/Calendar				8542.39.00.01	4.5V~5.5V	DUAL	260	5V	1.27mm			10	M41T56	28			Not Qualified	5V	5V		I2C, 2-Wire Serial				56B		0.032MHz		Clock			HH:MM:SS (24 hr)	56 B	YY-MM-DD-dd	100μA Typ @ 4.5V~5.5V	SECONDS	N	2.5V~3.5V		I2C	Leap Year, NVSRAM		3.05mm	18.1mm	8.56mm			ROHS3 Compliant	Lead Free
Mfr Part No ISL12024IBZ	Intersil (Renesas Electronics America)	Datasheet	521 In Stock	-	Min: 1 Mult: 1	6 Weeks	Surface Mount		SOIC		8			EEPROM			1999		e3		Active	1 (Unlimited)	8	SMD/SMT	EAR99		Matte Tin (Sn) - annealed	85°C	-40°C			DUAL	260	3.3V			400kHz	30				1		3.3V	3/5V	INDUSTRIAL	2-Wire, I2C, Serial	5.5V	2.7V	512B					Clock			HH:MM:SS		YY-MM-DD-dd		SECONDS	Y		NO	I2C		1.5mm		5mm	4mm	No	No SVHC	RoHS Compliant
Mfr Part No PT7C43190WE	Diodes Incorporated	Datasheet	-	-	Min: 1 Mult: 1	9 Weeks		Surface Mount	8-SOIC (0.154, 3.90mm Width)	YES					-40°C~85°C						Last Time Buy	1 (Unlimited)	8		EAR99	Clock/Calendar				8542.39.00.01	1.35V~5.5V	DUAL		3V	1.27mm						R-PDSO-G8		Not Qualified		3/5V		3-Wire Serial										1	HH:MM:SS (12/24 hr)		YY-MM-DD-dd	0.6μA~14μA @ 3V~5V	SECONDS	Y		NO	SERIAL, 3-WIRE	Alarm, Leap Year, Square Wave Output		1.75mm	4.9mm	3.9mm			ROHS3 Compliant
Mfr Part No RX8900SA:UCB PURE SN	EPSON	Datasheet	114 In Stock	1: $7.724865 10: $7.287609 100: $6.875102 500: $6.485946 View all price	Min: 1 Mult: 1	13 Weeks		Surface Mount	14-SOIC (0.197, 5.00mm Width)			14-SOP			-40°C~85°C			RX8900SA			Active	1 (Unlimited)				Clock/Calendar					2.5V~5.5V																I2C											HH:MM:SS (24 hr)		YY-MM-DD-dd	1.4μA~1.5μA @ 3V~5V			1.6V~5.5V			Alarm							ROHS3 Compliant
Mfr Part No M48T37V-10MH6E	STMicroelectronics	Datasheet	-	-	Min: 1 Mult: 1		Surface Mount	Surface Mount	44-BSOP (0.337, 8.56mm Width) requires SNAPHAT						-40°C~85°C	Tube		Timekeeper®			Obsolete	1 (Unlimited)	44		EAR99	Clock/Calendar				8542.39.00.01	3V~3.6V	DUAL	260	3.3V	0.81mm		100GHz	10	M48T37	44	R-PDSO-G44		Not Qualified		3.3V		Parallel			250kB		8		100 ns	Clock	8		HH:MM:SS (24 hr)		YY-MM-DD-dd	2mA @ 3V~3.6V	SECONDS	Y		NO		Alarm, Leap Year, Watchdog Timer		3.05mm	18.1mm	8.56mm			Non-RoHS Compliant	Lead Free