Peripherals and Logic
LCD Drivers
LCD Segment Drivers
- PCA85132U
- PCA85133U
- PCA85134H
- PCA85162T
- PCA85176
- PCA85232U
- PCA85233UG
- PCA85262ATT
- PCA85276ATT
- PCA8530DUG
- PCA8534AH
- PCA8536
- PCA8537
- PCA8538UG
- PCA8543AHL
- PCA8546
- PCA8547
- PCA8551
- PCA8553DTT
- PCA8561
- PCA8576
- PCA8576C
- PCA9620
- PCE85133AUG
- PCE85176AUG
- PCF2100CT
- PCF21XXC_FAMILY
- PCF85132U
- PCF85133U
- PCF85134HL
- PCF85162T
- PCF85176
- PCF8532U
- PCF8533U
- PCF8534A
- PCF8534AU
- PCF8536
- PCF8537
- PCF8538UG
- PCF8545
- PCF8551
- PCF8553DTT
- PCF8562TT
- PCF8566
- PCF8576C
- PCF8576D
- PCF8577CT
- PCA8538 evaluation board
- PCA9620 evaluation board
- PCA8538 evaluation board
- PCA8537 and PCF8537 evaluation board
- PCF8553 LCD demo board
PCA8561

PCA8561: 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

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Sample