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CDP1879 Datasheet CMOS Real-Time Clock

Manufacturer: GE

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CDP1879 cmos real-time clock by GE - Datasheet Preview

Datasheet Details

Part number	CDP1879
Manufacturer	GE
File Size	967.65 KB
Description	CMOS Real-Time Clock
Datasheet	CDP1879 Datasheet

Overview

CMOS Peripherals CDP1879, CDP1879C-1 iN'f RESET POWER DOWN iii) X-O/MEM TPB/Wii TPA CS A2 AI AD VSS' I 2 5 4 5 6 7 B 9 10 II 12 24 VDD 23 XTAL 22 XTAL 21 CLOCK OUT 20 DB7 19 DBS IB DBS 17 OB4 16 OB3 15 OB2 14 OBl 15 OBO.

Key Features

CPU interface for use with general-purpose microprocessors.
Time of day/calendar.
Reads seconds, minutes, hours.
Reads day of month and month.
Alarm circuit with seconds, minutes or hours operation.
Power down mode.
Separate clock output selects 1 of 15 square wave signals.
Interrupt output activated by clock output and/or alarm circuit.
Data integrity sampling for clock rollover eliminated.
On-board oscil.

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