Description
PT7C4372A/4372C ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||.
PT7C4372A/C are I2C bus interface-compliant real-time clocks that have been adjusted for high precision.
Features
* External quartz oscillator 32.000kHz and 32.768kHz
selectable.
* Supports I2C-Bus's high speed mode (400 kHz)
* Includes time (Hour/Minute/Second) and calendar
(Year/Month/Date/Day) counter functions (BCD
code)
* Select between 12-hr and 24-hr clock display