Automotive LCD Driver for Low Multiplex Rates

PCA8576C

Product Details

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Block Diagram

PCA8576C Block Diagram

PCA8576C Block Diagram

Features

  • AEC-Q100 compliant for automotive applications
  • Single-chip LCD controller and driver
  • 40 segment drives:
    • Up to twenty 7-segment alphanumeric characters
    • Up to ten 14-segment alphanumeric characters
    • Any graphics of up to 160 elements
  • Versatile blinking modes
  • No external components required (even in multiple device applications)
  • 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 voltage-follower buffers
  • 40 × 4-bit RAM for display data storage
  • Auto-incremented display data loading across device subaddress boundaries
  • Display memory bank switching in static and duplex drive modes
  • Wide logic LCD supply range:
    • From 2 V for low-threshold LCDs
    • Up to 6 V for guest-host LCDs and high-threshold twisted nematic LCDs
  • Low power consumption
  • May be cascaded for large LCD applications (up to 2560 segments possible)
  • No external components
  • Separate or combined LCD and logic supplies
  • Optimized pinning for plane wiring in both and multiple PCA8576C applications
  • Power-saving mode for extremely low power consumption in battery-operated and telephone applications

Design Resources

Documentation

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