LF3338 - LOGIC Devices Incorporated

LF3338 8-Bit Vertical Digital Image Filter

The LF3338 is a lower cost version of the 12-bit LF3330 and is suited for multimedia and special effects systems, projectors, plasma display panels, scan converters, set-top boxes, and other consumer applications. This device filters digital images in the vertical dimension at real-time video rates. Input data is 8 bits and coefficient data is 12 bits and bo.

Features

u u u u u 83 MHz Data Rate 8-bit Data and 12-bit Coefficients Supports Interleaved Data Streams Cascadable for More Filter Taps Seven 3K x 8-bit, Dynamic Programmable Two-Mode Line Buffers u On-board Memory for 256 Coefficient Sets u LF InterfaceTM Allows All 256 Coefficient Sets to be Updated Within Vertical Blanking u Selectable 16-bit Data Output with User-Defined Rounding and Limiting u Separate Input Port for Odd and Even Field Filtering u u u u 8 Filter Taps 3.3 Volt Power Supply 5 Volt Tolerant I/O Purchase Description LF3338 BLOCK DIAGRAM 8 DIN7-0 3K LINE BUFFER 3K LINE BUFFER 3K .