AY0438 Description
The AY0438 is a CMOS integrated device that drives a liquid crystal display, usually under microprocessor control. The part acts as a smart peripheral that drives up to 32 LCD segments. It needs only three control lines due to its serial input construction.
AY0438 Key Features
- Drives up to 32 LCD segments of arbitrary configuration
- CMOS process for: wide supply voltage range, low- power operation, high-noise immunity, wide temperature range
- CMOS and TTL-patible inputs
- Electrostatic discharge protection on all pins
- Cascadable
- On-chip oscillator
- Requires only three control lines