The OV7670 is a compact and efficient image sensor, suitable for various applications due to its low operating voltage and versatile features. Here are its key characteristics:
Image Sensor Features:
Resolution:VGA (640x480 pixels)
Frame Rate:Up to 30 fps
Sensitivity:High, suitable for low-light conditions
Control Interface:
Uses SCCB (compatible with I2C) for control and configuration
Output Formats:
Supports RawRGB, RGB, YUV, and YCCr
Image Processing:
Programmable functions include gamma curves, white balance, saturation, and chroma
Defect Correction:
Reduces optical/electronic defects like fixed pattern noise and tail-blooming
Voltage and Power:
Operates at 2.5V to 3.0V
Low power consumption mode available
Temperature Range:
Operates from -30°C to 70°C
Optical Characteristics:
1/6" optical size
25° field of view
Dynamic Range and Sensitivity:
Signal-to-noise ratio of 46 dB
Dynamic range of 52 dB
Sensitivity of 1.3V/(Lux-sec)
Electronic Exposure:
Progressive scan mode with configurable exposure settings
Dark Current:
12 mV/s at 60°C
The OV7670 is ideal for surveillance cameras and embedded systems requiring image capture and processing, thanks to its low-light performance, wide temperature range, and compact size.
