Description
Rev 2; 12/04 RTC with Constant-Voltage Trickle Charger General .
The DS12R885 is a functional drop-in replacement for the DS12885 real-time clock (RTC).
Features
* Trickle-Charge Capability for a Rechargeable Battery or Super Cap
* Selectable Intel or Motorola Bus Timing
* RTC Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap-Year Compensation to 2100
* Interrupt Output with Three Independently Maskable Inte
Applications
* PART TEMP RANGE PINPACKAGE 24 SO (300 mils) 24 SO (300 mils) 24 EDIP (700 mils)
X1 AS X2 VCC
Ordering Information
TOP MARK
DS12R885-5
-40°C to +85°C -40°C to +85°C -40°C to +85°C
DS12R885-5 DS12R885-33 DS12CR887-5
RESET RCLR
R/W
DS12R885-33
DS
DS12R885
DS12CR887-5
AD(0
* 7) IRQ
SQW
