HD66765 datasheet(2/71 Pages) HITACHI

2 / 71 page

HD66765

Preliminary

Specification

•

Various color-display control functions:

 4,096 out of 13,824 possible colors can be displayed at the same time (grayscale palette

included)

 Vertical scroll display function in raster-row units

•

Low-power operation supports:

 Vcc = 1.8 to 3.6 V (low-voltage range)

 VLCD = 2.0 to 4.0 V (liquid crystal drive voltage)

 Power-save functions such as the standby mode and sleep mode

 Partial LCD drive of two screens in any position

 Programmable drive duty ratios (1/16–1/176) and bias values (1/4–1/13) displayed on LCD

 Maximum 12-times step-up circuit for liquid crystal drive voltage (HD66764)

 Voltage followers to decrease direct current flow in the LCD drive bleeder-resistors

(HD66764)

 128-step contrast adjuster (HD66764)

•

Built-in circuit for interfacing with the HD66764 common driver

•

Maximum 132RGB-by-176-dot display in combination with the HD66764 common driver

•

Internal RAM capacity: 34,848 bytes

•

396-segment liquid crystal display driver

•

n-raster-row AC liquid-crystal drive (C-pattern waveform drive)

•

Internal oscillation and hardware reset

•

Shift change of segment driver

Type Number

External Appearance

HD66765TB0

Bending TCP

HCD66765BP

Au-bump chip

HD66765 Datasheet(PDF) 2 Page - Hitachi Semiconductor