Description
m o .c U 4 t e Bt457/Bt458 e h S MHz/165 MHz Monolithic CMOS 256 Color Palette 125 MHz/135 a RAMDAC at .D Distinguishing .
Features
* w w w
The Bt457 and Bt458 are pin- and software-compatible RAMDACs designed specifically for high-performance, high-resolution color graphics. The architecture enables a display of 1280 x 1024 bit-mapped color graphics (up to 8 bits per pixel plus up to 2 bits of overlay information). This minimizes
Applications
* High-resolution color graphics CAE/CAD/CAM Image processing Video reconstruction
CLOCK
VAA
GND
FSADJUST
VREF
Load Control
MUX Control
Blink Control
COMP
4(8)
40
40
8
8
MUX
Latch
Read Blink Mask Mask
256 X 12 (24) Color Palette
IOR (N/C)
4(