Universal 36 × 4 LCD Segment Driver

Product Details

Key Features

Microcontrollers (MCUs)

  • Single chip LCD controller and driver
  • Selectable backplane drive configuration: static, 2, 3, or 4 backplane multiplexing
  • Selectable display bias configuration: static, 1⁄2, or 1⁄3
  • Internal LCD bias generation with buffers
  • 36 segment drives:
    • Up to 18 7-segment numeric characters
    • Up to 9 14-segment alphanumeric characters
    • Any graphics of up to 144 segments/elements
  • Auto-incrementing display data and instruction loading
  • Versatile blinking modes
  • Independent supplies of VLCD and VDD
  • Power supply ranges:
    • 1.8 V to 5.5 V for VLCD
    • 1.8 V to 5.5 V for VDD
  • Ultra low-power consumption
  • 400 kHz I²C-bus interface (PCF8551A)
  • 3 MHz SPI-bus interface (PCF8551B)
  • Internally generated or externally supplied clock signal

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The PCF8551ATT/A and the PCF8551BTT/A are included in the 15-year program

Part numbers include: PCF8551ATT, PCF8551BTT.


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Design Files

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