DS1374 Datasheet - Maxim Integrated Products

DS1374 32-Bit Binary Counter Watchdog RTC

Rev 2; 9/05 U Binary Counter Watchdog RTC with I2C, 32-Bit 4 etTrickle Charger and Reset Input/Output The DS1374 is a 32-bit binary counter designed to continuously count time in seconds. An additional counter generates a periodic alarm or serves as a watchdog timer. If disabled, this counter can be used as 3 bytes of nonvolatile (NV) RAM. Separate output pins are provided for an interrupt and a square wave at one of four selectable frequencies. A precision temperature-compensated reference and.

DS1374 Features

* 32-Bit Binary Counter

* Second Binary Counter Provides Time-of-Day Alarm, Watchdog Timer, or NV RAM

* Separate Square-Wave and Interrupt Output Pins

* I2C Serial Interface

* Automatic Power-Fail Detect and Switch Circuitry

* Single-Pin Pushbutton Res

DS1374 Datasheet (311.49 KB)