IMX290 Camera 2MP HD Image Sensor

The IMX290LLR-C is a 6.46 mm diagonal CMOS active pixel type solid-state image sensor with a square pixel array and 2.13 M effective pixels.

The chip is powered by a triple power supply of analog 2.9 V, digital 1.2 V, and interface 1.8 V, with low power consumption. High sensitivity, low dark current, and no smear.

The chip has an electronic shutter with variable charge integration time.

Features

◆CMOS active pixel type dot

◆Built-in timing adjustment circuit, H/V drive and serial communication circuit

◆Input frequency: 74.25 MHz / 37.125 MHz

◆Recommended recording pixel count: 1920 (H) × 1080 (V) approx. 2.07 pixels

◆Readout mode

Full pixel scan mode

720p-HD readout mode

Window crop mode

Vertical/horizontal direction-normal/inverted readout mode

◆Readout rate

Maximum frame rate in full HD 1080p mode: 120 frames/s

◆Wide dynamic range (WDR) function

Multiple exposure WDR

Digital overlap WDR

◆Variable speed shutter function (resolution 1H)

10-bit/12-bit A/D converter

◆Conversion gain switching (HCG mode/LCG mode)

◆CDS/PGA function

0 dB to 30 dB: analog gain 30 dB (step 0.3 dB)

30.3 dB to 72 dB: analog gain 30 dB + digital gain 0.3 to 42 dB (step 0.3 dB)

◆Support I/O switching

CMOS logic parallel SDR output

Low voltage LVDS (150m Vp-p )Serial (2 ch / 4 ch / 8 ch switch) D DR output C SI-2 serial data output (2

Lane / 4 Lane, RAW10 / RAW12 output)

◆Recommended pupil distance: -100mm to -∞

Device structure

◆CMOS image sensor

◆Image size

Type 1/2.8

◆Total number of pixels

1945 (H) × 1109 (V). 2.16 M pixels

◆Effective number of pixels

1945 (H) × 1097 (V). 2.13 M pixels

◆Active number of pixels

1937 (H) × 1097 (V). 2.12 M pixels

◆Recommended number of recording pixels

1920 (H) × 1080 (V). 2.07 M pixels

◆Unit cell size

2.9 μ m (H) × 2.9 μ m (V)

◆Light black

Horizontal (H) direction: 0 pixels before, 0 pixels after

Vertical (V) direction: 10 pixels before, 0 pixels after

◆Simulation

Horizontal (H) direction: 0 pixels before, 3 pixels after

Vertical (V) direction: 0 pixels before, 0 pixels after

◆Substrate

Silicon

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• IMX290 Image Sensor FAQ：

• 1. What are the basic parameters of the IMX290 image sensor?

• A: The IMX290 image sensor is a solid-state image sensor using CMOS technology. Its basic parameters include:

• Diagonal size: 6.46 mm (1/2.8 type)

• Pixel array: square pixel array

• Effective pixels: approximately 2.13 million

• Pixel size: single pixel size is approximately 2.9μm x 2.9μm

• Operating voltage: analog 2.9V, digital 1.2V, interface 1.8V triple power supply mode

• 2. What are the main technical features of the IMX290 image sensor?

• A: The main technical features of the IMX290 image sensor include:

• High sensitivity: capable of maintaining good image quality under low light conditions.

• Low noise: low noise level during image processing, improving image signal-to-noise ratio.

• Wide dynamic range (WDR): supports multiple exposure WDR and digital overlay WDR to improve dynamic range.

• High frame rate: the maximum frame rate can reach 120 frames/second in full HD 1080p mode.

• Built-in circuit design: including timing adjustment circuit, horizontal/vertical drive circuit and serial communication circuit, simplifying external design.

• Multiple reading modes: support full pixel scanning mode, 720p-HD reading mode, window cropping mode, etc.

• 3. What are the application fields of IMX290 image sensor?

• Answer: IMX290 image sensor is widely used in many fields due to its excellent performance, including:

• Surveillance camera: high sensitivity, low dark current and other characteristics make it outstanding in low light environment.

• Factory automation (FA) camera: suitable for application scenarios with high requirements for image quality and stability on industrial production lines.

• Other fields: such as machine vision, medical imaging, scientific research detection, etc., are also favored for their high performance.

• 4. What is the power consumption of IMX290 image sensor?

• Answer: IMX290 image sensor adopts analog 2.9V, digital 1.2V, interface 1.8V triple power supply mode, and the overall design focuses on low power consumption. The specific power consumption value may vary depending on factors such as application scenario, working mode and external environmental conditions, but in general, IMX290 is a low power image sensor.

• 5. What communication interfaces does the IMX290 image sensor support?

• Answer: The IMX290 image sensor supports a variety of communication interfaces to meet different application requirements. These include:

• CMOS logic parallel SDR output

• Low voltage LVDS (150mVp-p) serial (2-channel/4-channel switching) DDR output

• CSI-2 serial data output (supports 2-channel/4-channel, RAW10/RAW12 output)

• These interfaces enable the IMX290 to easily communicate with various external controllers and data processing devices to achieve efficient data transmission and processing.

• 6. What is the color reproduction capability of the IMX290 image sensor?

• Answer: The IMX290 image sensor can accurately restore the true color of objects by optimizing color filters and image processing algorithms. Its color reproduction capability is at a high level among similar products, making the image more natural and realistic. This feature is particularly important in application scenarios that require high color reproduction, such as medical imaging, scientific research detection and other fields.