AT76C101 datasheet pdf

1 Features • Compatible with the JPEG Baseline Standard as Defined by ISO IS 109 18-1 • Highly-integrated, Low-cost Single Chip Solution • Up to 40 Mbytes/sec Sustained Compression Rate • Maximum Processing Rate of 1.6 million pixels/sec • Supports 8-bit Grayscale and YUV 4:2:2 Color Space Input and Output Formats • Handles Images of Size up to 1024 x 1024 Pixels • Fast DCT/IDCT Processor On-chip • User-defined Quantization and Huffman Tables • Support for Fast as well as Slow/Inexpensive Memories • Provides Direct Interface for Microcontroller/Microprocessor Access Applications The AT76C101 JPEG Processor is optimized for use in the following applications: • Digital Cameras • Color Printers and Plotters • Low-cost Image Compression Systems • Video Editing (3-4 frames/sec at CCIR 720 x 480 Image Resolution) Hardware Resources • On-chip Video Interface • Custom Discrete Cosine Transform and Quantization Processor • Variable Length and Huffman Encoder/Decoder • Programmable Memory Interface (Supports Slow Memories) • Microcontroller/Microprocessor Access Bus Pin Configuration SRDATA 15-0 SRADDR 14-0 PXWE PXRE PXIN PXOUT STOP_PIXEL SRDRIVE H_SYNC V_SYNC PX_CLK CLK_IN M_ADDR 19-0 M_DATA 7-0 MEM_CS TEST RESET FRAMEND FREEZE MASTER_CS MASTER_WR MASTER_OE BUSY BST_TEST 100-Pin QFP JPEG Image Compression Processor AT76C101 Rev. 0751A–04/98

Features

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• • Digital Cameras
• • Color Printers and Plotters
• • Low-cost Image Compression Systems
• • Video Editing (3-4 frames/sec at CCIR 720 x 480 Image Resolution)
• • On-chip Video Interface
• • Custom Discrete Cosine Transform and Quantization Processor
• • Variable Length and Huffman Encoder/Decoder
• • Programmable Memory Interface (Supports Slow Memories)
• • Microcontroller/Microprocessor Access Bus