CDP68HC68T1 Datasheet (Renesas) - CMOS Serial Real-Time Clock

CDP68HC68T1, CMOS Serial Real-Time Clock

DATASHEET CDP68HC68T1 CMOS Serial Real-Time Clock With RAM and Power Sense/Control FN1547 Rev 9.00 Decemember 8, 2015 The CDP68HC68T1 Real-Time Clock provides a time/calendar function, a 32 byte static RAM, and a 3 wire Serial Peripheral Interface (SPI Bus).

The primary function of the clock is to divide down a frequency input that can be supplied by the on-board oscillator in conjunction with an external crystal or by an external clock source.

The internal oscillator can operate with a 32kHz

CDP68HC68T1 Features

* SPI (Serial Peripheral Interface)

* Full Clock Features - Seconds, Minutes, Hours (12/24, AM/PM), Day of Week, Date, Month, Year (0 to 99), Automatic Leap Year

* 32 Wordx8-Bit RAM

* Seconds, Minutes, Hours Alarm

* Automatic Power Loss Detection

* Low