DS1394
Description
The low-voltage serial-peripheral interface (SPI™) DS1390/DS1391/DS1394 and the low-voltage 3-wire DS1392/DS1393 real-time clocks (RTCs) are clocks/ calendars that provide hundredths of a second, seconds, minutes, hours, day, date, month, and year information.
Key Features
- Real-Time Clock Counts Hundredths of Seconds, Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap-Year pensation Valid Up to 2100
- One Time-of-Day Alarm
- Power-Fail Detect and Switch Circuitry
- Reset Output/Debounced Input (DS1391/DS1393)
- Separate SQW and INT Output (DS1392)
- Trickle-Charge Capability
- SPI Supports Modes 0 and 2 (DS1394)
- 3-Wire Interface (DS1392/DS1393)
- 4MHz at 3.0V and 3.3V
- 1MHz at 1.8V
