OV7251 Camera Modules for High-Speed Global Shutter Imaging

The OmniVision OV7251 is a specialized CMOS image sensor designed for applications requiring high-speed capture and global shutter functionality. This VGA resolution sensor is particularly well-suited for computer vision, 3D sensing, and machine vision applications where capturing fast-moving objects without distortion is crucial. Known for its compact size and low power consumption, the OV7251 offers a balance of performance and efficiency for embedded vision systems.

Detailed Specs Table

Use Cases (Applications)

The OV7251 sensor is well-suited for a range of applications requiring high-speed, global shutter imaging:

1. 3D Sensing and Depth Mapping
   • Structured light systems
   • Time-of-flight (ToF) cameras
   • Gesture recognition
2. Machine Vision
   • High-speed inspection systems
   • Robotic vision
   • Barcode and QR code scanning
3. Augmented Reality (AR) and Virtual Reality (VR)
   • Motion tracking
   • Eye tracking
4. Automotive Systems
   • Driver monitoring
   • In-cabin sensing
5. Drones and UAVs
   • Obstacle avoidance
   • Visual navigation systems
6. IoT and Smart Devices
   • Motion detection
   • Simple security cameras

Key Features of OV7251 sensor

1. Global Shutter: Enables distortion-free capture of fast-moving objects
2. High Frame Rate: Up to 120 fps at full VGA resolution, with higher rates at lower resolutions
3. Compact Size: Ultra-small form factor for integration into space-constrained devices
4. Low Power Consumption: Designed for efficiency in battery-powered and embedded applications
5. MIPI CSI-2 Interface: High-speed data transfer and compatibility with many processing platforms
6. Programmable Controls: Offers adjustable parameters like gain, exposure, and frame rate
7. On-Chip Motion Detection: Built-in algorithm for detecting movement in the scene
8. High Dynamic Range (HDR): Supports HDR mode for challenging lighting conditions

Benefits of OV7251 sensor

The OmniVision OV7251 sensor offers several advantages that make it a strong choice for specialized imaging applications:

Distortion-Free High-Speed Imaging

• Global Shutter Technology: Captures the entire frame simultaneously, eliminating rolling shutter distortion in fast-moving scenes.
• High Frame Rates: The ability to capture up to 120 fps at full resolution (and higher at reduced resolutions) allows for detailed analysis of rapid events.

Optimized for 3D Sensing and Machine Vision

• VGA Resolution: While lower than many modern sensors, VGA resolution is often sufficient and preferred for many computer vision and 3D sensing applications.
• 3 µm Pixel Size: Relatively large pixels contribute to good light sensitivity, beneficial for various lighting conditions.

Compact and Efficient Design

• Ultra-Small Form Factor: The tiny package size makes it ideal for integration into compact devices like AR/VR headsets, drones, or small industrial cameras.
• Low Power Consumption: Designed for efficiency, making it suitable for battery-powered and portable devices.

Versatile Integration Options

• MIPI CSI-2 Interface: Ensures compatibility with a wide range of processors and simplifies system integration.
• Programmable Controls: Flexibility in adjusting sensor parameters allows for optimization in various use cases.

Enhanced Functionality

• On-Chip Motion Detection: Built-in algorithm can offload some processing from the main system, useful for IoT and security applications.
• HDR Capability: Helps in capturing clear images in scenes with varying light intensities.

Robust Design

• Wide Temperature Range: Operational from -30°C to +70°C, suitable for both indoor and outdoor applications.

By offering this combination of global shutter technology, high-speed capture, compact size, and specialized features, the OV7251 sensor provides a unique solution for applications requiring fast, distortion-free image capture in a small form factor. Its capabilities enable the development of advanced systems in 3D sensing, machine vision, and high-speed imaging, meeting the demands of cutting-edge applications where traditional sensors may not be suitable.