DS1391 Series

Manufacturer: Analog Devices Inc./Maxim Integrated

Catalog

IC BATT CHG SPI RTC W/TRICKLE

Part	Voltage - Supply [Max]	Voltage - Supply [Min]	Operating Temperature [Max]	Operating Temperature [Min]	Time Format	Interface	Type	Current - Timekeeping (Max)	Package / Case	Package / Case [x]	Package / Case [x]	Features	Voltage - Supply, Battery [Min]	Voltage - Supply, Battery [Max]	Mounting Type	Supplier Device Package
Analog Devices Inc./Maxim Integrated DS1391U-18	1.89 V	1.71 V	85 °C	-40 °C	HH:MM:SS:hh (12/24 hr)	4-Wire Serial SPI	Clock/Calendar	100 µA	10-MSOP 10-TFSOP	3 mm	0.118 in	Alarm Leap Year Square Wave Output Trickle-Charger	1.3 V	3.7 V	Surface Mount	10-uMAX
Analog Devices Inc./Maxim Integrated DS1391U-3+T&R	3.3 V	2.7 V	85 °C	-40 °C	HH:MM:SS:hh (12/24 hr)	SPI	Clock/Calendar		10-MSOP 10-TFSOP	3 mm	0.118 in	Alarm Leap Year Square Wave Output Trickle-Charger	1.3 V	3.7 V	Surface Mount	10-uMAX/uSOP
Analog Devices Inc./Maxim Integrated DS1391U-33+T&R	5.5 V	2.97 V	85 °C	-40 °C	HH:MM:SS:hh (12/24 hr)	SPI	Clock/Calendar	175 µA	10-MSOP 10-TFSOP	3 mm	0.118 in	Alarm Leap Year Square Wave Output Trickle-Charger	1.3 V	5.5 V	Surface Mount	10-uMAX/uSOP
Analog Devices Inc./Maxim Integrated DS1391U-33+	5.5 V	2.97 V	85 °C	-40 °C	HH:MM:SS:hh (12/24 hr)	SPI	Clock/Calendar	175 µA	10-MSOP 10-TFSOP	3 mm	0.118 in	Alarm Leap Year Square Wave Output Trickle-Charger	1.3 V	5.5 V	Surface Mount	10-uMAX/uSOP
Analog Devices Inc./Maxim Integrated DS1391U-33	5.5 V	2.97 V	85 °C	-40 °C	HH:MM:SS:hh (12/24 hr)	SPI	Clock/Calendar	175 µA	10-MSOP 10-TFSOP	3 mm	0.118 in	Alarm Leap Year Square Wave Output Trickle-Charger	1.3 V	5.5 V	Surface Mount	10-uMAX/uSOP
Analog Devices Inc./Maxim Integrated DS1391U-18+	1.89 V	1.71 V	85 °C	-40 °C	HH:MM:SS:hh (12/24 hr)	SPI	Clock/Calendar	100 µA	10-MSOP 10-TFSOP	3 mm	0.118 in	Alarm Leap Year Square Wave Output Trickle-Charger	1.3 V	3.7 V	Surface Mount	10-uMAX/uSOP
Analog Devices Inc./Maxim Integrated DS1391U-3+	3.3 V	2.7 V	85 °C	-40 °C	HH:MM:SS:hh (12/24 hr)	SPI	Clock/Calendar		10-MSOP 10-TFSOP	3 mm	0.118 in	Alarm Leap Year Square Wave Output Trickle-Charger	1.3 V	3.7 V	Surface Mount	10-uMAX/uSOP