Design Files
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Automotive 18 X 4 LCD Segment Driver
PCA8561 is an ultra low-power LCD segment driver with 4 backplane- and 18 segment-driver outputs, with either an I²C- or an SPI-bus interface. It comprises an internal oscillator, bias generation, instruction decoding, and display controller.
Product Details
Features
- AEC-Q100 grade 2 (up to 105 °C) 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
- 18 segment drives:
- Up to 9 7-segment numeric characters
- Up to 4 14-segment alphanumeric characters
- Any graphics of up to 72 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 (PCA8561AHN)
- 5 MHz SPI-bus interface (PCA8561BHN)
- Internally generated or externally supplied clock signal
- Tiny package: HVQFN32, 5 mm x 5 mm
Target Applications
-
Small displays integrated:
- in a car instrument cluster
- in a control knob
- Battery operated applications
- Healthcare devices
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