HD66503
Overview
The HD66503 is a common driver for liquid crystal dot-matrix graphic display systems. This device incorporates a 240 liquid crystal driver and an oscillator, and generates timing signals (alternating signals and frame synchronizing signals) required for the liquid crystal display.
- LCD timing generator: 1/120, 1/240 duty cycle internal generator Alternating signal waveform generator: Pin programmable 2 to 63 line inversion Recommended display duty cycle: 1/120, 1/240 (master mode): 1/120 to 1/240 (slave mode) Number of LCD driver: 240 Power supply voltage: 2.7 to 5.5V High voltage: 8 to 28-V LCD drive voltage Low power consumption: 100 µA (during display) Internal display off function Oscillator circuit with standby function: 130 kHz (max) Display timing operation clock: 65 kHz (max) (operating at 1/2 system clock) Package: 272-pin TCP CMOS process DataShee
