ST7066UV20.pdf

5 x 8 and 5 x 11 dot matrix possible #" Low power operation support: #" -- 2.7 to 5.5V #" Wide range of LCD driver power -- 3.0 to 10V #" Correspond to high speed MPU bus interface -- 2 MHz (when VCC = 5V) #" 4-bit or 8-bit MPU interface enabled #" 80 x 8-bit display RAM (80 characters max.