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OM4085 Datasheet Universal LCD driver for low multiplex rates

Manufacturer: NXP Semiconductors

Overview: INTEGRATED CIRCUITS DATA SHEET OM4085 Universal LCD driver for low multiplex rates Product specification Supersedes data of 1996 Nov 14 File under Integrated Circuits, IC12 1997 Feb 25 Philips Semiconductors Product.

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General Description

plastic very small outline package;

40 leads GENERAL DESCRIPTION OM4085 The OM4085 is a peripheral device which interfaces to almost any Liquid Crystal Display (LCD) having low multiplex rates.

It generates the drive signals for any static or multiplexed LCD containing up to four backplanes and up to

Key Features

  • Single-chip LCD controller/driver.
  • Selectable backplane drive configuration: static or 2, 3 or 4 backplane multiplexing.
  • Selectable display bias configuration: static, 1⁄2 or 1⁄3.
  • Internal LCD bias generation with voltage-follower buffers.
  • 24 segment drives: up to twelve 8-segment numeric characters; up to six 15-segment alphanumeric characters; or any graphics of up to 96 elements.
  • 24 × 4-bit RAM for display data storage.
  • Auto-incr.

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