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參數(shù)資料
| 型號(hào)： | AT76C101 |
| 廠(chǎng)商： | ATMEL CORP |
| 元件分類(lèi)： | 消費(fèi)家電 |
| 英文描述： | JPEG Image Compression Processor |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP100 |
| 封裝： | QFP-100 |
| 文件頁(yè)數(shù)： | 1/13頁(yè) |
| 文件大小： | 111K |
| 代理商： | AT76C101 |
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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
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