DS1285Q - Real Time Clock
The DS1285 Real Time Chip is a direct replacement for the MC146818A in IBM AT computer clock/calendar and other applications.
For a complete description of operating conditions, electrical and mechanical characteristics, bus timing, and pin descriptions see the DS12885 data sheet.
PIN DESCRIPTION A
DS1285Q Features
* www.DataSheet4U.com PIN ASSIGNMENT MOT X1 X2 AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 GND 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 VCC SQW NC RCLR VBAT IRQ RESET DS GND R/W AS CS
* Drop-in replacement for IBM AT computer clock/calendar
* Pin configuration closely matc