OV538-B88,OV538-LB50,OV00538-B88G,Camera Bridge Processor,camera single-chip,USB2.0 camera system,suport 2MP camera
2021-07-15 20:31:03
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OV538-B88 Camera Bridge Processor
General Description
The OV538 Camera Bridge Processor is a low cost, enhanced single-chip processor for USB 2.0 PC camera applications, capable of supporting up to 2.0 Megapixel sensors for game console applications. When combined with an OmniVision VGA, 1.3 Mpixel, or 2.0 Mpixel digital CAMERACHIPTM sensor, the OV538 comprises an integrated USB 2.0 camera system, with no additional USB transceiver or DRAM required. The OV538 also supports audio input for full audio/video operation.
Note: The OV538-B88 is available in a lead-free package.
Key Specifications
Power Supply：
※ Core : 1.8 V
※ I/O : 3.3V
※ Requlator Input : 3.3V
Power Requirements :
※ Active : 82 mA
※ Standby : 230 uA
Temperature Range : 0-70℃
Package Dimensions : 8.00 mm x 6.00 mm
Applications
※ USB 2.0 applications combined with the following OmniVision CAMERACHIP families:
- OV26xx (2.0 MegaPixel)
- OV96xx (1.3 MegaPixel)
- OV86xx (SVGA)
- OV76xx (VGA)
- OV66xx (CIF)
※ NOTE: The OV538 supports digital image sensors up to2.0 Megapixel resolution. However, it will not support analog image sensors (OVx9xx or OVx4xx products). Figure 2 OV538-B88 Pin Diagram (Bottom View)
Features
General Features
※ Low cost, low powered image processor that supports up to 2.0 Megapixel sensors
※ Maximum pixel clock running at 48 MHz
※ Supports USB Video Class
※ Supports USB Audio Class
※ Serial Camera Control Bus (SCCB) Master
CAMERACHIP Interfaces
※ Up to 2 Megapixe
※ 10-bit RGB interface
※ 8-bit YUV interface
※ Horizontal mirror image of RGB raw data
Image Signal Processor (ISP)
※ Raw RGB data to YUV processing
※ Edge enhancement
※ Hue and saturation control
※ Down-sampling, clamping and windowing (DCW)
※ Digital 8x up-scaling (zoom in) for compressed images and down-scaling (zoom out) for previewing images at various steps
※ Lens shading compensation
※ Digital effects including: Gray mode,Neqative mode,Sepia mode
※ Contrast and Brightness
※ White pixel correction
※ Image enhancement
Compression Encoder
※ Embedded compression encoder for YUV 422 of up to 2 Megapixel resolution (YUV420 of up to 800x600 pixels)
Host Interface USB 2.0:
※ Supports USB Video Class
※ Supports USB Audio Class
Embedded 8-bit Microcontroller:
※ Embedded 512-Byte data memory
※ Embedded 16KB program memory
Miscellaneous
※ Embedded 3.3V to 2.5V and 3.3V to 1.8V regulators
※ Embedded PLL
※ Optional external serial EEPROM
※ General Purpose IO (GPIO)
※ Power-down control
...
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