ST7528
Microprocessor Interface
− 8-bit parallel bi-directional interface with 6800-series or 8080-series
− 4-line serial interface (4-line-SIF)
− 3-line serial interface (3-line-SIF)
− IIC serial interface
On-chip Low Power Analog Circuit
− On-chip oscillator circuit
− Voltage converter (x3, x4, x5 or x6)
− Voltage regulator (temperature coefficient: -0.125%/°C, or external input)
− On-chip electronic contrast control function (64 steps X 8 )
− Voltage follower (LCD bias: 1/5 to 1/12)
Operating Voltage Range
− Supply voltage (VDD): 1.8 to 3.3V
(VDD2): 2.4 to 3.3V
− LCD driving voltage (VLCD = V0 - VSS): 3.5 to 15.0 V
Package Type
− Application for COG
ST7528
6800 , 8080 ,
4-Line , 3-Line interface
(without IIC interface)
ST7528i
IIC interface
Note1: we would like to recommend to use the external VOUT when the panel is large than 1.8 inch
Note2: we would like to recommend to set lower VOP than 12 voltage, when the panel size is large like 1.6 inch
Ver2.3
2/97
2007/1/3