MAX3746ETE

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The MAX3746ETE is a special purpose, linear amplifier designed to meet the demanding needs of optical links in network communications. It is a three-stage, fixed-gain amplifier specifically optimized for use with 1310nm and 1550nm video or data signals. The device is capable of combining 600mW of output power with a unique combination of gain, linearity, and noise figure.

Features

• Gain: 32dB
• Output power: 600mW
• Noise figure: 5dB
• Laser fault detection
• Low current consumption: 1.5mA @ 5V
• Hermetic ceramic package
• Small footprint: 8-pin TSSOP

Application Field

The MAX3746ETE is designed for use in optical communications systems such as digital subscriber line (DSL) and fiber-to-the-home (FTTH) networks. It is also ideal for video broadcasting applications such as digital video broadcasting (DVB) and high-definition television (HDTV). The device is especially suited for long-distance transmission applications in which high linearity and low noise figure is needed. Additionally, the device can be used in optical laboratory setups and high-speed systems that require low distortion.

Working Principle

The MAX3746ETE works on an electrical signal-processing principle known as gain-of-amplification theory. This theory states that when an input signal is amplified and inverted, the resulting output signal will be larger in magnitude than the original signal. This process is often referred to as linear gain. When the signal is amplified by a factor greater than one, the resulting signal is said to have gained "non-linearity". This motion of gain-of-amplification theory is employed in the MAX3746ETE in order to provide increased signal power with low noise figures.

The MAX3746ETE has three stages of amplification. The first stage amplifies the signal without introducing any distortion. The second stage provides a high amount of amplification with low distortion, while the third stage provides a very high gain without introducing coloration or distortion. By carefully combining the characteristics of each stage, the device is able to provide amplifier performance that is superior to many competing devices.

The benefit of using the MAX3746ETE is that it is able to deliver powerful output signals while retaining low noise figures. This is important in situations where signals must travel great distances and be decoded accurately at the other end. It is also suitable for applications where clean and accurate sound is required.

Conclusion

The MAX3746ETE is an advanced, linear amplifier designed for use in optical links in network communications. It combines high gain, low noise figure and good linearity, making it ideal for transmission applications where high accuracy is needed. The three stages of amplification provide a unique combination of characteristics that make the device suitable for use in diverse applications such as digital subscriber line (DSL) and fiber-to-the-home (FTTH) networks, digital video broadcasting (DVB) and high definition television (HDTV).

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