PT7C4563 - Real-time Clock Module

Pericom Semiconductor

Datasheet Details

The PT7C4563 serial real-time clock is a low-power clock/calendar with a programmable square-wave output..

Using external 32.768kHz quartz crystal.
Supports I2C-Bus's high speed mode (400 kHz).
Includes time (Hour/Minute/Second) and calendar (Year/Month/Date/Day) counter functions (BCD code).
Programmable square wave output signal.
Oscillator stop flag.
Low backup current: typ. 400nA at VDD=3.0V and TA=25°C.
Operating range: 1.3V to 5.5V.

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