ST7558
FEATURES
Driver Output Circuits 102 segment outputs / 65 mon outputs On-chip Display Data Ram Capacity: 66X102=6732 bits Oscillator requires no external ponents (external clock also possible) Voltage converter (x2, x3, x4, x5) Voltage regulator (temperature gradient -0.05%/°C) Voltage follower On-chip electronic contrast control function (128 steps X2) Liquid crystal driving voltage : V0 -VSS = max 12 V (external power supply) External RESB (reset) pin Logic supply voltage range VDD -VSS 1.8 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) 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
Temperature range: -30 to +85 degree
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6800 , 8080 , 4-Line (without I2C interface) I2C interface
ST7558i
Ver...
