Ultra Low-power LCD Segment Driver with 4 Backplane

Ultra Low-power LCD Segment Driver with 4 Backplane

Ultra Low-power LCD Segment Driver with 4 Backplane

PCF8551 is an ultra low-power LCD segment driver with 4 backplane- and 36 segment-driver outputs, with either an I2C- (PCF8551A) or an SPI-bus (PCF8551B) interface. It comprises an internal oscillator, bias generation, instruction decoding, and display controller.

Where used?

  • Metering equipment
  • Consumer healthcare devices
  • Battery operated devices
  • Measuring equipment

Why use?

  • Single chip LCD controller and driver
  • Selectable backplane drive configuration
  • Selectable display bias configuration: static
  • Internal LCD bias generation with buffers
  • Auto-incrementing display data and instruction loading
  • Versatile blinking modes
  • Ultra low-power consumption

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