OV2640 Camera module Chip Image Sensor

OV2640 CameraChip Image Sensor is a low-voltage CMOS device that encapsulates the full functionality of a single-chip UXGA (1632×1232) camera and image processor within a small package. The OV2640 offers full-frame, subsampled, scaled, or windowed images in 8-bit/10-bit formats, controlled via the Serial Camera Control Bus (SCCB) interface.

Key Features:

High sensitivity for low-light operation
Low operating voltage suitable for embedded portable applications
Standard SCCB interface
Support for output formats including Raw RGB, RGB (RGB 565/555), GRB 422, YUV (422/420), and YCbCr (4:2:2)
Supports image sizes: UXGA, SXGA, SVGA, and any size downscaled from SXGA to 40×30
Automatic image control functions including Automatic Exposure Control (AEC), Automatic Gain Control (AGC), Automatic White Balance (AWB), Automatic Band Filter (Abf), and Automatic Black Level Calibration (Ablc)
Image quality control features such as color saturation, gamma, sharpness (edge enhancement), lens correction, white pixel cancellation, noise reduction, and 50/60Hz flicker detection
Line optical black level output capability
Video or snapshot operation
Zoom, pan, and windowing functions
Internal and external frame synchronization
Variable frame rate control
Support for LED and flash modes
Scaling support
Compression support
Embedded microcontroller

Specifications:

Array Size	UXGA	1600*1200
Power Supply	Core	1.3VDC+5%
	Analog	2.5~3.0VDC
	I/O	1.7V to 3.3V
Power Requirements	Active	125mW (for 15fps, UXGA YUV mode)
		140mW (for 15fps, UXGA compressed mode)
	Standby	900μA
Temperature Range	Stable Image	0°C to 50°C
Output Formats (8-bit)		・YUV(422/420)/YCbCr422 ・RGB565/555 ・8-bit compressed data ・8-/10-bit Raw RGB data
Lens Size		1/4"
Chief Ray Angle		25°non-linear
Maximum Image Transfer Rate	UXGA/SXGA	15fps
	SVGA	30fps
	CIF	60fps
Sensitivity		0.6V/Lux-sec
S/N Ratio		40dB
Dynamic Range		50dB
Scan Mode		Progressive
Maximum Exposure Interval		1247*tROw
Gamma Correction		Programmable
Pixel Size		2.2μm*2.2μm
Dark Current		15mV/s at 60°C
Well Capacity		12 Ke
Fixed Pattern Noise		<1% of VpEAK-TO-PEAK
Image Area		3590μm*2684μm
Package Dimensions		5725μm*6285μm

The OV2640 Camera Chip image sensor has a wide range of application scenarios, thanks to its high resolution, low power consumption, flexible image control functions, and support for various output formats. Here are some of the main application scenarios:

1. Smartphone Cameras

Core Application: The OV2640 is widely used in smartphone cameras, providing high-quality visual experiences for various brands and models of phones. Its high resolution and automatic image control functions (such as automatic exposure, automatic white balance, etc.) enable smartphone cameras to capture clear and color-accurate photos and videos under different lighting conditions.
Market Importance: With the continuous expansion of the smartphone market and users' increasing demand for camera functionality, the OV2640, as a high-performance image sensor, has occupied an important position in the smartphone camera industry.

2. IP Cameras and Security Monitoring

Video Surveillance: The OV2640's high resolution and low power consumption make it an ideal choice for IP cameras and security monitoring systems. It can capture HD video images, providing real-time monitoring and recording capabilities to meet the security monitoring needs of homes, businesses, and public places.
Application Advantages: Its automatic image control functions and image quality control features ensure stable image quality under different lighting and environmental conditions, improving the reliability and accuracy of monitoring systems.

3. Drones and Robot Vision

Visual Perception: In the drone and robotics fields, the OV2640 image sensor provides powerful visual perception capabilities for these autonomous devices. It can capture HD images and videos, supporting functions such as object recognition, tracking, and obstacle avoidance, enhancing the autonomy and intelligence of drones and robots.
Application Examples: Drones use the OV2640 for aerial photography, terrain surveying, and target tracking tasks; robots utilize it for environmental perception, object recognition, and path planning operations.

4. Industrial Inspection and Automation

Machine Vision: In industrial automation and machine vision applications, the OV2640 image sensor is widely used for product inspection, quality control, and automated production lines. It captures HD images for analysis and processing, enabling precise measurement and judgment of product defects, dimensions, and positions.
Application Advantages: Its high resolution and flexible image control functions allow industrial inspection systems to more accurately identify and process image information, improving production efficiency and product quality.

5. Medical Imaging

Medical Equipment: In medical equipment, such as endoscopes and microscopes, the OV2640 image sensor also plays an important role. It provides HD image support, assisting doctors in diagnosis and treatment operations.
Application Examples: Doctors can observe patients' internal conditions through endoscopes equipped with the OV2640 image sensor; it is also used for cell observation and analysis under microscopes.

6. Other Embedded Systems

Widespread Adoption: In addition to the above fields, the OV2640 is widely used in other embedded systems, such as smart homes and in-vehicle cameras. Its small package size and ease of integration make it an indispensable component in these systems.

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