UPD16664 Overview
The µ PD16664 is a column (segment) driver with internal RAM and can drive a full-dot LCD. Equipped with 144/160/184/208-output pins and a display RAM of 208 x 160 x 2 bits, this driver can display any of four gray levels selected from a 25-level palette. By using this IC in bination with the µ PD16667, 144 x 128 pixels to 416 x 320 pixels can be displayed.
UPD16664 Key Features
- Internal display RAM : 208 x 160 x 2 bits
- Logic voltage
- Number of outputs
- Memory management : Packed pixel method
- Supports 8/16-bit data bus
- shows major revised points
- I/O I/O I/O I/O I/O O O
- Data bus: 16 bits Address bus: 17 bits Chip select Read signal Write signal Upper byte enable