PCA8551BTT中文资料Automotive 36 × 4 LCD segment driver数据手册恩XP规格书

描述 Description

PCA8551 is an ultra low-power LCD segment driver with 4 backplane- and 36segment-driver outputs, with either an I²C- (PCA8551A) or an SPI-bus (PCA8551B)interface. It comprises an internal oscillator, bias generation, instruction decoding, anddisplay controller.

特性 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

应用 Application

Displays integratedin a car instrument cluster
in a control indicator

Battery operated applications
Healthcare devices