OM4085

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 specification Universal LCD driver for low multiplex rates 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-incremented display data loading across device subaddress boundaries Display memory bank switching in static and duplex drive modes Versatile blinking modes LCD and logic supplies may be separated 2.0 to 6 V power supply range Low power consumption Power saving mode for extremely low power consumption in battery-operated and telephone applications I2C-bus interface TTL/CMOS compatible Compatible with any 4-bit, 8-bit or 16-bit microprocessors/microcontrollers May be cascaded for large LCD applications (up to 1536 segments possible) Cascadable with the 40 segment LCD driver PCF8576C Optimized pinning for single plane wiring in both single and multiple OM4085 applications Space-saving 40 lead plastic very small outline package (VSO40; SOT1...