Automotive 36 × 4 LCD Segment Driver
PCA8551 is an ultra low-power LCD segment driver with 4 backplane- and 36 segment-driver outputs, with either an I²C- (PCA8551A) or an SPI-bus (PCA8551B) interface. It comprises an internal oscillator, bias generation, instruction decoding, and display controller.
Product Details
Features
- 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
- 36 segment drives:
- Up to 18 7-segment numeric characters
- Up to 9 14-segment alphanumeric characters
- Any graphics of up to 144 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 (PCA8551A)
- 5 MHz SPI-bus interface (PCA8551B)
- Internally generated or externally supplied clock signal
Target Applications
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Displays integrated
- in a car instrument cluster
- in a control indicator
- Battery operated applications
- Healthcare devices
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Design Resources
Engineering Services
To get further assistance directly from NXP, please see our Engineering Services.
2 engineering services
-
Independent Design House (IDH)
Hardware Design Services
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Independent Design House (IDH)
Embedded Software Design
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