Universal LCD Driver for Low Multiplex Rates

PCF8534A
  • Not Recommended for New Designs
  • This page contains information on a product that is not recommended for new designs.

Product Details

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Block Diagram

PCF8534AH, PCF8534AHL, PCF8534AU

Features

Key Features

  • AEC-Q100 compliant (PCF8534AH/1) for automotive applications
  • Single-chip LCD controller and driver
  • Selectable backplane drive configurations: static or 2, 3, or 4 backplane multiplexing
  • Cascading supported for larger applications
  • 60 x 4-bit display data storage RAM
  • Wide LCD supply range: from 2.5 V for low threshold LCDs up to 6.5 V for high threshold 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 I2C-bus interface
  • No external components required
  • Display memory bank switching in static and duplex drive modes
  • Versatile blinking modes
  • Silicon gate CMOS process

60 Segment Outputs Allowing to Drive

  • 30 7-segment numeric characters
  • 15 14-segment alphanumeric characters
  • Any graphics of up to 240 elements

Part numbers include: PCF8534AU.

Documentation

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1 documents

Design Resources

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Engineering Services

2 engineering services

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