PCF85176 | NXP Semiconductors

40 X 4 Universal LCD Driver for Low Multiplex Rates

Product Details

Features

  • 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 voltage-follower buffers
  • 40 segment drives:
    • Up to 20 7-segment numeric characters
    • Up to 10 14-segment alphanumeric characters
    • Any graphics of up to 160 elements
  • 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
  • Versatile blinking modes
  • Independent supplies possible for LCD and logic voltages
  • Wide power supply range: from 1.8 V to 5.5 V
  • Wide logic LCD supply range:
    • From 2.5 V for low-threshold LCDs
    • Up to 6.5 V for guest-host LCDs and high-threshold twisted nematic LCDs
  • Low power consumption
  • 400 kHz I²C-bus interface
  • May be cascaded for large LCD applications (up to 2560 elements possible)
  • No external components required
  • Manufactured in silicon gate CMOS process

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Documentation

Quick reference to our documentation types.

10 documents

Compact List

Application Note (3)
Data Sheet (1)
Package Information (2)
Packing Information (1)
Selector Guide (1)
Supporting Information (1)
User Guide (1)

Design Files

Engineering Services

2 engineering services

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