ST7546T
FEATURES
Single-chip LCD controller & driver Driver Output Circuits 102 segment / 65 mon + 1 ICON On-chip Display Data ram Capacity: 66X102=6,732 bits Oscillator requires no external ponents (external clock also possible) Voltage converter (x4, x5) Voltage regulator(temperature gradient -0.11%/°C) Voltage follower On-chip electronic contrast control function (255 steps) External RESB (reset) pin Logic supply voltage range VDD1,2 -VSS VDD1 -VSS : 1.7 to 3.3V VDD2 -VSS : 2.4 to 3.3V
Microprocessor Interface 8-bit parallel bi-directional interface with 6800-series or 8080-series 4-line SPI (serial peripheral interface) available (only write operation) 3-line SPI (serial peripheral interface) available I C (Inter-Integrated Circuit) Interface
On-chip Low Power Analog Circuit Generation of LCD supply voltage (externally Vout voltage supply is possible) Generation of intermediate LCD bias voltages
Display supply voltage range VLCD -VSS 4.5 to 13.5V
Temperature range: -40 to +85...
