SN761688PWRG4

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RF mixers are an essential active component of most transmitters and receivers in modern communication systems, and superior performance is the key to meet increasing system demands. SN761688PWRG4, a RF mixer designed for high-performance wideband applications, is able to deliver excellent port-to-port isolation and low cross talk with wide frequency range.

The SN761688PWRG4 is based on a passive double-balanced mixer circuit. All of the RF, LO, and IF ports are matched to 50 ohms, and the mixer operates at a single voltage supply of 3 V to 5.5 V. The RF port delivers good rejection of all spurious responses on the RF to the IF port, and its low sensitivity of the LO to RF response helps to minimize the external filtering needed for LO feed through. The mixer possesses high port-to-port isolation, which helps to reduce intermodulation distortion. Its wide dynamic range helps to accepted a variety of signal levels, and improves the performance of the receiver front end.

The mixer is fabricated using advanced bipolar semiconductor process technologies. which provide high gain and low-noise capabilities and allow a large operating frequency range, from 30 MHz to 6000 MHz. It also features a high dynamic range, with third order input intercept point (IIP3) of greater than +22 dBm. This is suitable for communications applications in the microwave bands and supports a variety of signal modulation formats.

The SN761688PWRG4 mixer integrates two integrated circuits (ICs), a power amplifier (PA) and a low noise amplifier (LNA). The PA is a unity gain power amplifier utilizing source termination, while the LNA provides gain control. Both amplifier ICs feature high linearity and low noise figure, making them ideal for a wide range of communications systems. The amplifiers offer excellent dynamic range and low noise figure, enabling the SN761688PWRG4 to deliver an excellent signal-to-noise ratio at its output.

In conclusion, the SN761688PWRG4 RF mixer is a highly reliable component designed to provide superior noise performance and wideband operation over a wide frequency range. With its high port-to-port isolation and low cross talk, it is well-suited for a variety of communications applications in the microwave bands. As it is designed using advanced processes, it offers superior low-noise characteristics and high linearity, providing excellent dynamic range and a low noise figure.

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