DS1306 Datasheet - Maxim Integrated

Serial Alarm Real-Time Clock

DS1306 Features

* Completely Manages All Timekeeping Functions o Real-Time Clock (RTC) Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2100 o 96-Byte, Battery-Backed NV RAM for Data Storage o Two Time-Of-Day Alarms, Programmable on

DS1306 General Description

PIN TSSOP DIP NAME 1 1 VCC2 2 2 VBAT 33 54 X1 X2 7 5 INT0 8 6 INT1 FUNCTION Backup Power Supply. This is the secondary power supply pin. In systems using the trickle charger, the rechargeable energy source is connected to this pin. Battery Input for Any Standard +3V Lithium Cell or Other En.

DS1306 Datasheet (371.28 KB)