MC5502E Overview
Description
Pin Assignment……………………………………………………………….….…… 3 3. Pin Descriptions…………………………………………………………….…………… 4 4.
Key Features
- Programmable Duty Ratio 1/3 Duty : Up to 156 Segment Outputs 1/4 Duty : Up to 204 Segment Outputs
- Programmable LCD Bias Ratio : 1/2 Bias or 1/3 Bias
- Programmable General-purpose Output Port Function (Only 1/4 Duty Mode)
- Internal LCD Driving Voltage Generator Circuit
- Normal & Diminish LCD Dividing resistors Selection (Only 1/4 Duty Mode)
- Power Saving Mode and all Segment OFF Function
- RC Oscillation Circuit
- Serial Interface ( SI, SCK, CE and INH/ ) for 3V or 5V
- Power supply Voltage : 2.7V ~ 5.5V
