Real Time Clocks

Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Programmable	Type	Features	Memory Size	Time Format	Date Format	Interface	Voltage - Supply	Voltage - Supply, Battery	Current - Timekeeping (Max)	Operating Temperature	Mounting Type	Grade	Qualification	Supplier Device Package
DS1254WB-150 IC RTC PHANTOM CHIP PAR 168BGA Analog Devices Inc./Maxim Integrated	1,534	-	RFQ	Datasheet	-	168-BBGA Module	Bag	Obsolete	Not Verified	Phantom Time Chip	Leap Year, NVSRAM	2MB	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	3V ~ 3.7V	3V	7mA @ 3.3V	0°C ~ 70°C	Surface Mount	-	-	168-BGA (40x40)
DS1511W IC RTC CLK/CALENDAR PAR 28EDIP Analog Devices Inc./Maxim Integrated	3,806	-	RFQ	Datasheet	-	28-DIP Module (0.600", 15.24mm)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K	256B	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	3V ~ 3.6V	2.5V ~ 3.7V	4mA @ 3V ~ 3.6V	0°C ~ 70°C	Through Hole	-	-	28-EDIP
DS14285Q IC RTC CLK/CALENDAR PAR 28PLCC Analog Devices Inc./Maxim Integrated	1,660	-	RFQ	Datasheet	-	28-LCC (J-Lead)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	114B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.5V ~ 3.6V	0.5µA @ 4.5V ~ 5.5V	0°C ~ 70°C	Surface Mount	-	-	28-PLCC (11.51x11.51)
DS1307 IC RTC CLOCK/CALENDAR I2C 8DIP Analog Devices Inc./Maxim Integrated	3,884	-	RFQ	Datasheet	-	8-DIP (0.300", 7.62mm)	Tube	Obsolete	Not Verified	Clock/Calendar	Leap Year, NVSRAM, Square Wave Output	56B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	4.5V ~ 5.5V	2V ~ 3.5V	200µA @ 5V	0°C ~ 70°C	Through Hole	-	-	8-PDIP
DS1642-100 IC RTC CLK/CALENDAR PAR 24EDIP Analog Devices Inc./Maxim Integrated	1,440	-	RFQ	Datasheet	-	24-DIP Module (0.600", 15.24mm)	Tube	Obsolete	Not Verified	Clock/Calendar	Leap Year, NVSRAM	2KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	-	3mA @ 5V	0°C ~ 70°C	Through Hole	-	-	24-EDIP
DS1315-5 IC RTC PHANTOM CHIP PAR 16DIP Analog Devices Inc./Maxim Integrated	2,548	-	RFQ	Datasheet	-	16-DIP (0.300", 7.62mm)	Tube	Obsolete	Not Verified	Phantom Time Chip	Leap Year	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.5V ~ 3.7V	1.3mA @ 5V	0°C ~ 70°C	Through Hole	-	-	16-PDIP
DS1305 IC RTC CLK/CALENDAR SPI 16DIP Analog Devices Inc./Maxim Integrated	3,421	-	RFQ	Datasheet	-	16-DIP (0.300", 7.62mm)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, Leap Year, NVSRAM, Trickle-Charger	96B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	SPI	2V ~ 5.5V	2V ~ 5.5V	25.3µA ~ 81µA @ 2V ~ 5V	0°C ~ 70°C	Through Hole	-	-	16-PDIP
DS1305E IC RTC CLK/CALENDAR SPI 20TSSOP Analog Devices Inc./Maxim Integrated	4,460	-	RFQ	Datasheet	-	20-TSSOP (0.173", 4.40mm Width)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, Leap Year, NVSRAM, Trickle-Charger	96B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	SPI	2V ~ 5.5V	2V ~ 5.5V	25.3µA ~ 81µA @ 2V ~ 5V	0°C ~ 70°C	Surface Mount	-	-	20-TSSOP
DS1644-120 IC RTC CLK/CALENDAR PAR 28EDIP Analog Devices Inc./Maxim Integrated	3,040	-	RFQ	Datasheet	-	28-DIP Module (0.600", 15.24mm)	Tube	Obsolete	Not Verified	Clock/Calendar	Leap Year, NVSRAM	32KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	-	4mA @ 4.5V ~ 5.5V	0°C ~ 70°C	Through Hole	-	-	28-EDIP
DS14287 IC RTC CLK/CALENDAR PAR 24EDIP Analog Devices Inc./Maxim Integrated	4,820	-	RFQ	Datasheet	-	24-DIP Module (0.600", 15.24mm)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	114B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.5V ~ 3.6V	0.5µA @ 4.5V ~ 5.5V	0°C ~ 70°C	Through Hole	-	-	24-EDIP

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