DS1307 - 64 X 8 Serial Real Time Clock

VCC X1, X2 VBAT GND SDA SCL SQW/OUT - Primary Power Supply - 32.768 kHz Crystal Connection - +3V Battery Input - Ground - Serial Data - Serial Clock - Square wave/Output Driver ORDERING INFORMATION DS1307 DS1307Z DS1307N DS1307ZN 8-Pin DIP 8-Pin SOIC (150 mil) 8-Pin DIP (Industrial) 8-Pin SOIC (Ind

• Real time clock counts seconds, minutes, hours, date of the month, month, day of the week, and year with leap year compensation valid up to 2100 56 byte nonvolatile RAM for data storage 2-wire serial interface Programmable squarewave output signal Automatic power-fail detect and switch circuitry Consumes less than 500 nA in battery backup mode with oscillator running Optional industrial temperature range -40°C to +85°C Available in 8-pin DIP or SOIC Recognized by Underwriters Laboratory PIN ASS.