PT7C4339 Overview
The PT7C4339 real-time clock is a low-power clock/calendar device with two programmable time-of- day alarms and a programmable square-wave output. Address and data are transferred serially through an I2C bus. The clock/calendar provides seconds, minutes, hours, day, date, month, and year information.
PT7C4339 Key Features
- Real-Time Clock (RTC) Including Time (Seconds
- Available in a Surface-Mount Package with an
- I2C Serial Interface supports I2C-Bus's high speed
- Programmable square wave output signal, defaults
- Two Time-of-Day Alarms
- Oscillator Stop Flag
- Automatic Power-Fail Detect and Switch Circuitry
- Temperature Range: -40°C to +85°C
- Package: MSOP-8L and SOIC-8L for PT7C4339