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HD66420

Hitachi Semiconductor
Part Number HD66420
Manufacturer Hitachi Semiconductor
Description (RAM-Provided 160 Channel 4-Level Grey Scale Driver for Dot Matrix Graphics LCD)
Published Mar 23, 2005
Detailed Description HD66420 (RAM-Provided 160 Channel 4-Level Grey Scale Driver for Dot Matrix Graphics LCD) Description The HD66420 drives...
Datasheet PDF File HD66420 PDF File

HD66420
HD66420

Overview
HD66420 (RAM-Provided 160 Channel 4-Level Grey Scale Driver for Dot Matrix Graphics LCD) Description The HD66420 drives and controls a dot matrix graphic LCD(Liquid Crystal Display) using a bit-mapped method.
It provides a highly flexible display through its on-chip display RAM, in which each two bits of data can be used to turn on or off one dot on LCD panel with four-level grey scale.
A single HD66420 can display a maximum of 160x80 dots using its powerful display control functions.
It can display only eight lines out of eighty lines.
This function realize low power consumption because high voltage for driving LCD is not needed.
An MPU can access HD66420 at any time, because the MPU opera...


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