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參數(shù)資料
型號: W99681CF
廠商: WINBOND ELECTRONICS CORP
英文描述: JPEG USB Dual Mode Camera Chip(運(yùn)用JPEG壓縮技術(shù)、通用串行總線結(jié)構(gòu)技術(shù)、雙制式的照相電路數(shù)字處理芯片的攝像照相機(jī)接口控制器)
中文描述: JPEG格式相機(jī)的USB雙模芯片(運(yùn)用的JPEG壓縮技術(shù),通用串行總線結(jié)構(gòu)技術(shù),雙制式的照相電路數(shù)字處理芯片的攝像照相機(jī)接口控制器)
文件頁數(shù): 9/78頁
文件大小: 816K
代理商: W99681CF
W99681CF
Publication Release Date: March 2000
Revision A1
- 9 -
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Video Output
Video output can be either compressed bit stream or original video
Compressed bit stream is fully compliant with ISO baseline JPEG standard in YCbCr4:2:2 or
YCbCr4:2:0 non-interleaved scan
Original video output can be in YCbCr4:2:2 or YCbCr4:2:0 packed format
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DRAM Interface
Supports SDRAM or 1-cycle EDO DRAM
Supports SDRAM Self Refresh
Supports 16-bit DRAM interface in 0.5, 1, 2 or 4 Mbytes configuration
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Serial EEPROM Interface
Supports optional 1K (128
×
8) serial EEPROM for IHV-specific Vendor ID and Product ID
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Supports Hardware and Software Snap Shot
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Supports 8-bit Microcontroller Interface for Portable PC Camera Applications
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Built-in PLL (Phase-Locked Loops) Clock Synthesizer
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Operating Frequency is 48 MHz with Video Input Frequency of 13.5 MHz (typical)
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3.3 V Device with TTL-compatible 3.3 V or 5.0 V I/O
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128L QFP Package
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