最終更新:2010-03-08 (月) 09:39:03 (5162d)
OV519
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Features
- Full USB support (v1.1) including 2 selectable default hardwired video/audio descriptors as well as options for additional customer-specific USB PIDs.
- High-performance video transfer rate of up to 20FPS for SVGA and up to 30FPS for VGA, CIF/SIF? & QCIF?/QSIF? formats with selectable YUV 4:2:2 , 4:2:0, 4:1:1 or 4:0:0 formatting.
- Full USB audio interface (Class 1.0 compliance) incorporating a 16-Bit mono ADC for microphone usage with sampling rates of 8KHz, 16KHz and 24KHz.
- Low voltage 2.5V (Core) and 3.3V (I/O) operation.
- 8-Bit 8051-compatible microcontroller, with embedded 512-byte RAM
- External system clock or independent crystal operation.
- Down-sampling, Clamping and Windowing (DCW) functions
- YUV averaging and Y distribution with Y enhancement
- Defect compensation up to 8 pixels in YUV input
