PCF8534A

 

 

Features

 

Single-chip LCD controller and driver

Selectable backplane drive configurations: static or 2, 3 or 4 backplane multiplexing

60 segment drives:

30 8-segment numeric characters

16 15-segment alphanumeric characters

Any graphics of up to 240 elements

Cascading supported for larger applications

60 × 4-bit display data storage RAM

Wide LCD supply range: from 2.5 V for low threshold LCDs up to 6.5 V for guest-host

LCDs and high threshold (automobile) twisted nematic LCDs

Internal LCD bias generation with voltage follower buffers

Selectable display bias configurations: static, 1⁄

2 or 1⁄3

Wide logic power supply range: from 1.8 V to 5.5 V

LCD and logic supplies may be separated

Low power consumption

400 kHz I2

C-bus interface

Compatible with any microprocessors or microcontrollers

No external components

Display memory bank switching in static and duplex drive modes

Auto-incremented display data loading

Versatile blinking modes

Silicon gate CMOS process

 

 

 

**注意 & Noted:

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