Features is Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer - Clock/Timing - Real Time Clocks Distributor - DS1374C-33#T&R DS1374U-33+ DS1374U-33+T&R

Part Number	Manufacturer / Brand	Brife Description	Part Status	Type	Features	Memory Size	Time Format	Date Format	Interface	Voltage - Supply	Voltage - Supply, Battery	Current - Timekeeping (Max)	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
DS1374C-33#T&R	Maxim Integrated	IC RTC BINARY CNT I2C 16-SOIC	Active	Binary Counter	Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer	-	Binary	Binary	I²C, 2-Wire Serial	2.97 V ~ 5.5 V	1.3 V ~ 5.5 V	175µA @ 2.97V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
DS1374U-33+	Maxim Integrated	IC RTC BINARY CNT I2C 10-USOP	Active	Binary Counter	Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer	-	Binary	Binary	I²C, 2-Wire Serial	2.97 V ~ 5.5 V	1.3 V ~ 5.5 V	175µA @ 2.97V ~ 5.5V	-40°C ~ 85°C	Surface Mount	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-uMAX
DS1374U-33+T&R	Maxim Integrated	IC RTC BINARY CNT I2C 10-USOP	Active	Binary Counter	Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer	-	Binary	Binary	I²C, 2-Wire Serial	2.97 V ~ 5.5 V	1.3 V ~ 5.5 V	175µA @ 2.97V ~ 5.5V	-40°C ~ 85°C	Surface Mount	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-uMAX