DS12C887
Description
The DS12885, DS12887, and DS12C887 real-time clocks (RTCs) are designed to be direct replacements for the DS1285 and DS1287.
Key Features
- Drop-In Replacement for IBM AT puter Clock/Calendar
- RTC Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap Year pensation Through 2099
- Binary or BCD Time Representation
- 12-Hour or 24-Hour Clock with AM and PM in 12-Hour Mode
- Daylight Saving Time Option
- Selectable Intel or Motorola Bus Timing
- Interfaced with Software as 128 RAM Locations
- 14 Bytes of Clock and Control Registers
- Interrupt Output with Three Independently Maskable Interrupt Flags
- Time-of-Day Alarm Once Per Second to Once Per Day
Applications
- Optional Industrial Temperature Range Available
