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RTC72421 Datasheet - ETC

RTC72421_ETC.pdf

Preview of RTC72421 PDF

Datasheet Details

Part number:

RTC72421

Manufacturer:

ETC

File Size:

107.44 KB

Description:

4-bit real time clock module.

RTC72421, 4-bit REAL TIME CLOCK MODULE

RTC72421 Features

* Built-in quartz crystal

* Time and date functions

* 12/24 hour clock switchover and automatic leap year setting

* Faster access time @ 120 nS

* CMOS circuitry

* 18 pin dual in line package

* 4 bit parallel data string

* Application no

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