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STV3208 - 8 x 8 DISCRETE COSINE TRANSFORM

Description

The STV3208 is a dedicated circuit for the 8 x 8 discrete cosine transform(DCT) computation.Twodimensional forward DCT (FDCT) or inverse DCT (IDCT) is performed for 8 x 8 block sizes and a pixel rate up to 27MHz.

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STV3208 8 x 8 DISCRETE COSINE TRANSFORM (DCT) . . . . . . . . . . . 0 TO 27MHz PIXEL RATE IN SINGLE PRECISION MODE, 0 TO 20 MHz PIXEL RATE IN DOUBLE PRECISION MODE FORWARD AND INVERSE 8 x 8 TRANSFORM 9-BIT TWO’S COMPLEMENT PIXEL FORMAT 12-BIT TWO’S COMPLEMENT COEFFICIENT FORMAT OPTIMIZED ACCURACY FOR 8-BIT TWO’S COMPLEMENT PIXEL FORMAT SELECTABLE SCANNING OF COEFFICIENT BLOCKS FULLY TTL AND CMOS COMPATIBLE CMOS TECHNOLOGY SINGLE +5 VOLT POWER SUPPLY MAXIMUM POWER DISSIPATION : 750mW AT 27MHz DIP40 (Plastic Package) DESCRIPTION The STV3208 is a dedicated circuit for the 8 x 8 discrete cosine transform(DCT) computation.Twodimensional forward DCT (FDCT) or inverse DCT (IDCT) is performed for 8 x 8 block sizes and a pixel rate up to 27MHz.
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