PCA8561_AUTOMOTIVE: Automotive 18 x 4 LCD segment driver

Overview

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.

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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 V_LCD and V_DD
Power supply ranges:
- 1.8 V to 5.5 V for V_LCD
- 1.8 V to 5.5 V for V_DD
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

MoreLess

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 V_LCD and V_DD
Power supply ranges:
- 1.8 V to 5.5 V for V_LCD
- 1.8 V to 5.5 V for V_DD
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

Data Sheets

Sample