Universal LCD Driver for Multiplex Rates Up to 1-8

Product Details


Key Features

  • Wide range for digital power supply: from 1.8 V to 5.5 V
  • LCD supply range from 2.5 V up to 5.5 V
  • LCD and logic supplies may be separated
  • Low power consumption
  • Selectable backplane drive configuration: 4, 6, or 8 backplane multiplexing
  • Selectable display bias configuration
  • 320-bit RAM for display data storage
  • 400 kHz I²C-bus interface (PCF8545A)
  • 5 MHz SPI-bus interface (PCF8545B)
  • Programmable frame frequency in the range of 60 Hz to 300 Hz in steps of 10 Hz; factory calibrated
  • 320 segments driven allowing:
    • up to 40 7-segment alphanumeric characters
    • up to 20 14-segment alphanumeric characters
    • any graphics of up to 320 elements
  • Manufactured in silicon gate CMOS process

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The PCF8545ATT/A and the PCF8545BTT/A are included in the 15-year program

Part numbers include: PCF8545ATT, PCF8545BTT.


Quick reference to our documentation types.

4 documents

Design Files

Quick reference to our design files types.

2 design files

Engineering Services

2 engineering services

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