PCA8553 is an ultra low-power LCD segment driver with 4 backplane- and 40segment-driver outputs, with either an I²C- or an SPI-bus interface. It comprises aninternal oscillator, bias generation, instruction decoding, and display controller.
Feature
- AEC-Q100 grade 2 compliant for automotive applications
- 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 buffers
- 40 segment drives:
- Up to 20 7-segment numeric characters
- Up to 10 14-segment alphanumeric characters
- Any graphics of up to 160 segments/elements
- Auto-incrementing display data and instruction loading
- Versatile blinking modes
- Independent supplies of VLCD and VDD
- Power supply ranges:
- 1.8 V to 5.5 V for VLCD
- 1.8 V to 5.5 V for VDD
- Ultra low-power consumption
- 400 kHz I²C-bus interface
- 5 MHz SPI-bus interface
- Internally generated or externally supplied clock signal
- Metering equipment
- Small appliances
- Consumer healthcare devices
- Battery operated devices
- Measuring equipment
