PCA8547
Description
The PCA8547 is a fully featured Liquid Crystal Display (LCD)1 driver, specifically designed for high-contrast Vertical Alignment (VA) LCD with multiplex rates up to 1:4.
Key Features
- AEC Q100 pliant for automotive applications
- Low-power single-chip LCD controller and driver
- 176 elements allowing to drive
- Selectable backplane drive configuration: static, 2, or 4 backplane multiplexing
- Software programmable internal charge pump for on-chip LCD voltage generation up to 9 V with internal capacitors
- 400 kHz I2C-bus interface (PCA8547A)
- 5 MHz SPI-bus interface (PCA8547B)
- Programmable temperature pensation of VLCD with both, negative and positive slopes in four temperature regions
- Selectable display bias configuration
- Wide range for digital power supply: from 1.8 V to 5.5 V
Applications
- Instrument cluster
