ADV7401KSTZ-140

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The ADV7401KSTZ-140 is a video processing integrated circuit (IC) from Analog Devices, Inc. It is a member of the company\'s ADV7400 family of video processing ICs. The device is specifically designed for the development of video devices based on the NTSC, PAL and SECAM video standards. It is capable of delivering high-performance video decoding of analog signals and supports composite and S-video decoding.

The ADV7401KSTZ-140 is mainly used in a variety of applications and systems that require high-quality video decoding of both composite and Y/C (S-Video) signals, including broadcasting and video production, motion estimation and motion compensation, image processing, and real-time security systems. It is also used in the development of personal media players, set-top boxes, HDTVs and medical monitoring systems.

Working Principle

The ADV7401KSTZ-140 IC is a highly integrated device that uses a range of dedicated video processing functions to deliver high-performance video decoding of both composite and S-video signals. The IC combines three sections: the video decoder, the audio decoder, and the digital video interface. The video decoder includes a 3-channel video decoder, a 3-channel video prescaler and a 3-channel video multiplexer. The audio decoder includes a stereo PCM data path and a 10-bit serial audio interface. The digital video interface is responsible for converting the decoded video and audio into a form suitable for display and/or streaming.

The ADV7401KSTZ-140 has a wide operating temperature range of -40°C to 125°C, making it suitable for use in industrial and automotive applications. In addition, the device is fully self-powered via a 5V power supply and requires no external components, making it cost-effective and easy to use.

The ADV7401KSTZ-140 device is designed to provide high-quality video decoding of both composite and S-video signals. The video decoder section of the device is responsible for extracting the video signal from the composite and S-video input sources, as well as de-interlacing the signal for smooth video playback. The audio decoder section then extracts the audio signal from the composite and S-video inputs, and converts it into a digital form suitable for display and/or streaming. The digital video interface then converts the decoded video and audio data into a form suitable for display and/or streaming.

The ADV7401KSTZ-140 also features a range of useful features such as CVBS loss detection and error concealment, noise reduction and motion compensated temporal filtering. Furthermore, the device has a built-in color processing engine which offers gamma correction, automatic color compensation and color space conversion.

The ADV7401KSTZ-140 is used in a variety of different applications due to its capability to deliver high-quality video decoding of both composite and S-video signals. These applications include broadcasting, video surveillance, medical imaging, motion estimation and motion compensation applications, image processing and real-time security systems.

Conclusion

The ADV7401KSTZ-140 from Analog Devices is a highly integrated IC that is specifically designed for the development of video devices based on the NTSC, PAL, and SECAM video standards. It is capable of delivering high-performance video decoding of both composite and S-video signals and supports a variety of useful features such as CVBS loss detection and error concealment, noise reduction and motion compensated temporal filtering. The device is suitable for a variety of applications, including broadcasting, video surveillance, medical imaging, and real-time security systems.

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