Part	Memory Size	Package Width	Package Name	Package Length	Type	Package / Case	Operating Temperature (Min)	Operating Temperature (Max)	Interface	Mounting Type	Date Format	Voltage - Supply (Maximum)	Voltage - Supply (Minimum)	Time Format	Features	Voltage - Supply, Battery (Maximum)	Voltage - Supply, Battery (Minimum)	Current - Timekeeping (Max) Maximum	Current - Timekeeping (Max) Minimum	Supplied Contents	Utilized IC / Part	Contents	Function	Secondary Attributes
Renesas Electronics Corporation ISL1208IRT8Z-TK	2 B	3 mm	8-TDFN	3 mm	Clock/Calendar	8-WDFN Exposed Pad	-40 °C	85 °C	2-Wire Serial I2C	Surface Mount	YY-MM-DD-dd	5.5 V	2.7 V	HH:MM:SS (12/24 hr)	Alarm Leap Year SRAM	5.5 V	1.8 V	6 µA	4 µA
Renesas Electronics Corporation ISL1208IU8Z-T7A	2 B	3 mm	8-MSOP 8-TSSOP 8-MSOP	0.118 in	Clock/Calendar		-40 °C	85 °C	2-Wire Serial I2C	Surface Mount	YY-MM-DD-dd	5.5 V	2.7 V	HH:MM:SS (12/24 hr)	Alarm Leap Year SRAM	5.5 V	1.8 V	6 µA	4 µA
Renesas Electronics Corporation ISL1208DBEV1Z					Timing															Board(s)	ISL1208	Board	Real Time Clock (RTC)	I2C Interface(s)
Renesas Electronics Corporation ISL1208IU8-TK	2 B	3 mm	8-MSOP 8-TSSOP 8-MSOP	0.118 in	Clock/Calendar		-40 °C	85 °C	2-Wire Serial I2C	Surface Mount	YY-MM-DD-dd	5.5 V	2.7 V	HH:MM:SS (12/24 hr)	Alarm Leap Year SRAM	5.5 V	1.8 V	6 µA	4 µA
Renesas Electronics Corporation ISL1208IB8	2 B	3.9 mm	8-SOIC	0.154 in	Clock/Calendar		-40 °C	85 °C	2-Wire Serial I2C	Surface Mount	YY-MM-DD-dd	5.5 V	2.7 V	HH:MM:SS (12/24 hr)	Alarm Leap Year SRAM	5.5 V	1.8 V	6 µA	4 µA
Renesas Electronics Corporation ISL1208IU8Z-TK	2 B	3 mm	8-MSOP 8-TSSOP 8-MSOP	0.118 in	Clock/Calendar		-40 °C	85 °C	2-Wire Serial I2C	Surface Mount	YY-MM-DD-dd	5.5 V	2.7 V	HH:MM:SS (12/24 hr)	Alarm Leap Year SRAM	5.5 V	1.8 V	6 µA	4 µA
Renesas Electronics Corporation ISL1208IB8Z-TK	2 B	3.9 mm	8-SOIC	0.154 in	Clock/Calendar		-40 °C	85 °C	2-Wire Serial I2C	Surface Mount	YY-MM-DD-dd	5.5 V	2.7 V	HH:MM:SS (12/24 hr)	Alarm Leap Year SRAM	5.5 V	1.8 V	6 µA	4 µA
Renesas Electronics Corporation ISL1208IU8	2 B	3 mm	8-MSOP 8-TSSOP 8-MSOP	0.118 in	Clock/Calendar		-40 °C	85 °C	2-Wire Serial I2C	Surface Mount	YY-MM-DD-dd	5.5 V	2.7 V	HH:MM:SS (12/24 hr)	Alarm Leap Year SRAM	5.5 V	1.8 V	6 µA	4 µA

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ISL1208 Datasheet

ISL1208DBEV1Z | Datasheet