PCF8553 Datasheet (NXP) - LCD segment driver

PCF8553, LCD segment driver

PCF8553 is an ultra low-power LCD segment driver with 4 backplane- and 40 segmentdriver outputs, with either an I2C- or an SPI-bus interface.

It comprises an internal oscillator, bias generation, instruction decoding, and display controller.

For a selection of NXP LCD segment drivers, see Table 23.

PCF8553 Features

* Single chip LCD controller and driver with temperature range -40 °C to 85 °C

* 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 buffer