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UPD16454A - MOS INTEGRATED CIRCUIT

Datasheet Summary

Description

CGRAM Address Set www.DataSheet4U.com 0 0 0 CGRAM address DDRAM Address Set 0 1

Write data However, because CGRAM data occupies D0 to D4, D5 to D7 are ignored.

in the above table indicates that the value may be either 0 to 1.

Features

  • 5 × 7 dot matrix LCD display controller/driver.
  • 24 characters × 2 lines, 1/14 duty display.
  • Interface with CPU 4 bits wise.
  • On-chip ROM and RAM.
  • Display data RAM (8 × 48 bits).
  • Character generator RAM (8 user-defined characters; 5 × 7 × 8 bits).
  • Character generator ROM (160 characters; 5 × 7 × 160 bits).
  • On-chip LCD driver.
  • 120 segment signals.
  • 14 common signals.
  • Single 5-V power supply.

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Datasheet preview – UPD16454A

Datasheet Details

Part number UPD16454A
Manufacturer NEC
File Size 154.37 KB
Description MOS INTEGRATED CIRCUIT
Datasheet download datasheet UPD16454A Datasheet
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Full PDF Text Transcription

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DATA SHEET MOS INTEGRATED CIRCUIT µPD16454A The µPD16454A is a single-chip controller/driver for dot matrix LCD, enabling the display of up to 48 alphanumerical and kana characters and symbols (24 characters × 2 lines) each of which is composed of 5 × 7 dots. On-chip charge pump-type DC/DC converter that enables the µPD16454A to operate on a single 5-V power supply www.DataSheet4U.comand the chip design aiming at tape carrier package (TCP) mounting make the µPD16454A ideal for portable equipment and all kinds of data terminals for which downsizing is an important consideration.
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