MAX4389EXT/V+T

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The MAX4389EXT/V+T is a high-performance linear amplifier and video modulator that operates in the video modulation frequency range. This device is designed to convert a low-voltage source signal into a high-frequency radio frequency (RF) signal. It is especially useful in applications that require the transmission of video information over extended distances. The MAX4389EXT/V+T can also be used to reduce complex video signals, improve picture quality, and extend transmission range.

The MAX4389EXT/V+T amplifies the input signal by applying a bipolar charge transfer amplifier architecture as the vista gain stage. This amplifier architecture reduces the need for additional gain stages and minimizes the system cost. The device’s integrated gain and phase control provides fine-tuning of the resulting waveform while the external loop-gain adjustment simplifies adjustment of the device’s operating frequency. The input circuit of the amplifier also provides a wide range of input voltage capability.

The video modulation is achieved by the device\'s built-in four-quadrant multiplier. This multiplier converts the input signal into four quadrant multipliers, which drive the four-quadrant mixer, allowing the processing of simultaneous input signals. The output signal from the mixer is then routed to the amplifier\'s output stage where it is rectified to provide a high-frequency output. This output signal is then harmonically mixed with the input signal to produce a single, high-frequency signal with a wide range of data-modulated waveforms.

The device integrates several features to simplify application design, including high-frequency signal conditioning, integrated video modulator and video amplifier, high-efficiency power supply design, power amplifier output, and programmable logic facilities. In addition, the MAX4389EXT/V+T is designed to operate in a wide range of power supply voltages, making it ideal for applications that require the use of a lower voltage power supply.

The MAX4389EXT/V+T is ideal for a variety of applications requiring video modulation and transmission over extended distances, including television broadcasting, video surveillance, satellite communication, and cable distribution systems. It is also suitable for various consumer products such as portable TVs, DVD players, and other such devices.

The MAX4389EXT/V+T is a high-performance, cost-effective, and efficient video amplifier and modulation device that is specifically designed for use in a wide range of applications. With its integrated features and adjustable gain and phase control, it is ideal for applications requiring long-distance transmission and high-quality video performance. Furthermore, its low-voltage power supply rating makes it suitable for consumer products as well.

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