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The THS7314DRG4 is a triple-channel wide-band cable driver that can be used for driving short cables in high-frequency applications. This device is capable of delivering up to 500MHz of output and is suitable for applications such as cable TV and CATV systems, video distribution systems, test equipment, and video broadcasting gear.

Application Field

The THS7314DRG4 is an ideal choice for a broad range of applications such as driving short-length coaxial cables in high-frequency applications. It is designed for transmitting cable video signals, composite video signals, as well as S-Video (Y/C) signals. This device can also be used in broadcast video systems and supports a wide range of frequency inputs up to 1080i/720p.

Working Principle

The THS7314DRG4 is built on an advanced sub-micron CMOS process that helps make use of low power consumption and fast switching speeds. This device integrates an advanced triple-driven amplifier incorporating three separate amplifiers to drive short-length coaxial cables. This device maintains high performance across input frequencies and impedances, providing superior quality pictures with sharp and clear colors.

The amplifier has an adjustable output level with a gain control of up to 14dB. It also features wide bandwidth-boosting and low power operation, providing users with consistent high-quality audio and video signals. Additionally, the amplifier contains glitchless switching feature which is capable of switching between channels without introducing any dropouts in the video or audio signals.

The THS7314DRG4 also contains a slew-rate limiting circuit which helps reduce EMI interference and a variety of additional built-in features including an automatic gain control (AGC) and an automatic thermal overload protection (TOP). This helps ensure stability and reliability in applications. Additionally, it is designed for excellent RF shielding and electrostatic discharge (ESD) protection.

Conclusion

The THS7314DRG4 is an advanced triple-channel cable driver that is capable of delivering up to 500MHz of output. It is ideal for driving short-length coaxial cables in high-frequency applications such as cable TV and CATV systems, video distribution systems, test equipment, and video broadcasting gear. This device features wide bandwidth-boosting, low power operation, adjustable output levels, and glitchless switching. Additionally, it contains a slew-rate limiting circuit, AGC, and TOP. All these features work together to provide users with consistent high-quality video and audio signals.

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