GENERAL DESCRIPTION

The AD9884A is a complete 8-bit 140 MSPS monolithic analog interface optimized for capturing RGB graphics signals from personal computers and workstations. Its 140 MSPS encode rate capability and full-power analog bandwidth of 500 MHz supports display resolutions of up to 1280 × 1024 (SXGA) at 75 Hz with sufficient input bandwidth to accurately acquire and digitize each pixel.

FEATURES

140 MSPS Maximum Conversion Rate

500 MHz Analog Bandwidth

0.5 V to 1.0 V Analog Input Range

400 ps p-p PLL Clock Jitter

Power-Down Mode

3.3 V Power Supply

2.5 V to 3.3 V Three-State CMOS Outputs

Demultiplexed Output Ports

Data Clock Output Provided

Low Power: 570 mW Typical

Internal PLL Generates CLOCK from HSYNC

Serial Port Interface

Fully Programmable

Supports Alternate Pixel Sampling for Higher Resolution Applications

APPLICATIONS

RGB Graphics Processing

LCD Monitors and Projectors

Plasma Display Panels

Scan Converters