HD66520T Overview
The HD66520 is a column driver for liquid crystal dot-matrix graphic display systems. This LSI incorporates 160 liquid crystal drive circuits and a 160 × 240 × 2-bit bit-map RAM, which is suitable for LCDs in portable information devices. It also includes a general-purpose SRAM interface so that draw access can be easily implemented from a general-purpose CPU.
HD66520T Key Features
- Duty cycle: 1/64 to 1/240
- Liquid crystal drive circuits: 160
- Low-voltage logic circuit: 3