Part Number
|
DS1287A |
Manufacturer
|
Dallas Semiconductor |
Description
|
Real Time Clock |
Published
|
Jul 8, 2008 |
Detailed Description
|
DS1287A
DS1287A Real Time Clock
FEATURES
com
PIN ASSIGNMENT
MOT NC NC AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7...
|
Datasheet
|
DS1287A
|
Overview
DS1287A
DS1287A Real Time Clock
FEATURES
com
PIN ASSIGNMENT
MOT NC NC 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 NC IRQ RESET DS NC R/W AS CS
• Drop-in replacement for IBM AT computer clock/calendar
• Pin compatible with the MC146818A • Totally nonvolatile with over 10 years of operation in
the absence of power
• Self-contained • Counts
subsystem includes lithium, quartz, and support circuitry seconds, minutes, hours, day of the week, date, month, and year with leap year compensation alarm
• Binary or BCD representation of time, calendar, and • 12- or 24-hour clock with AM and PM in 12-hour mode •...
Similar Datasheet