DL927 Datasheet - JinFengDa

4-DIGIT COUNTDOWN/UP TIMER

DL927 Features

* Special alarm trigger output for switch control or for driving another melody IC

* Internal voltage doubler

* 32,768Hz quartz crystal time base

* Single 1.5V battery operation

* Direct drive buzzer

* 4 digit LCD display

* Maximum count 59:59 min or 99:59 min (bonding op

DL927 General Description

DL927 is an UP/DOWN timer IC. It can directly drive a standard 4 digit 1/4 duty cycle LCD. Maximum countdown time is 59:59 or 99:59. Count up cycle time is 60 or 100 minutes by bonding option. Also bonding option is for alarm time 32 or 64 seconds, 2kHz, and up/down or just down function. Feasible .

DL927 Datasheet (146.42 KB)

DL927 Datasheet Preview — Preview of DL927 PDF

Datasheet Details

Part number:

DL927

Manufacturer:

JinFengDa

File Size:

146.42 KB

Description:

4-digit countdown/up timer.

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DL927 4-DIGIT COUNTDOWN TIMER JinFengDa

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DL927 Features

DL927 General Description

Datasheet Details

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