HT1609 データシートの表示（PDF） - Holtek Semiconductor

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HT1609

2×40 Channel LCD Driver

Holtek Semiconductor 

HT1609L

2×40 Channel LCD Driver

Features

• Operating voltage: 2.7V~5.2V

• Bias voltage: static~1/5 bias

• LCD driving voltage: 3.0V~5.0V

• 2×40 internal LCD drivers available

• LCD driver with serial/parallel conversion

function

Applications

• Electronic dictionaries

• Portable computers

General Description

The HT1609L is an LCD driver LSI with 2×40

output channels using CMOS technology. It is

equipped with two sets of 40-bit bidirectional

shift registers, 40-bit data latches, 40-bit LCD

drivers, and logic control circuits.

The HT1609L can convert serial data received

Block Diagram

• Remote controllers

• Calculators

from an LCD controller into parallel data and

send out LCD driving waveforms to the LCD

panel. The HT1609L is designed for general

purpose LCD drivers. It can drive both static

and dynamic drive LCDs. The LSI can be used

as segment driver.

1

25th Aug ’98

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