**ADRF6620ACPZ-R7: High-Performance Active Mixer for Demanding RF Receiver Applications**

The relentless drive for higher data rates and greater spectral efficiency in modern wireless systems places immense demands on RF receiver design. Key components like frequency mixers must deliver exceptional performance under challenging conditions of noise, interference, and signal strength variation. The **ADRF6620ACPZ-R7 from Analog Devices** stands out as a high-performance, active RF mixer engineered specifically to meet these rigorous demands in infrastructure equipment, point-to-point radios, and military communications.

At its core, the ADRF6620 is an **active double-balanced mixer** that integrates a local oscillator (LO) buffer amplifier and an intermediate frequency (IF) output amplifier. This integration is pivotal, as it eliminates the need for external components, simplifies design, and reduces the overall bill of materials. The device operates across a wide **RF input frequency range from 400 MHz to 4 GHz**, making it exceptionally versatile for a multitude of applications, including cellular base stations (4G/LTE, 5G), microwave backhaul, and test and measurement equipment.

A defining characteristic of the ADRF6620 is its outstanding **linearity performance**. It boasts a high input third-order intercept point (IIP3) of up to 26.5 dBm, which is critical for handling strong interfering signals without generating distortion that can overwhelm desired weak signals. This high linearity ensures the mixer preserves signal integrity in congested spectral environments. Furthermore, the device features an excellent **noise figure of 10.5 dB**, which contributes significantly to the overall receiver sensitivity, allowing it to detect and process low-power signals effectively.

The mixer requires a single **LO drive level of only 0 dBm**, which is a substantial advantage. This low LO drive requirement simplifies the design of the preceding LO chain, potentially reducing power consumption and cost. The integrated LO buffer provides excellent isolation, minimizing unwanted LO leakage back to the RF port, which can cause issues in system performance.

Housed in a compact, 24-lead **4 mm × 4 mm LFCSP package**, the ADRF6620ACPZ-R7 is designed for space-constrained PCB layouts. Its robust performance, combined with its integrated design and ease of use, makes it a superior choice for engineers developing next-generation RF systems that demand reliability, high dynamic range, and superior signal fidelity.

**ICGOODFIND**

In summary, the ADRF6620ACPZ-R7 is a highly integrated, high-linearity active mixer that provides a potent solution for advanced receiver architectures, ensuring superior performance in the most demanding RF environments.

**Keywords:** Active Mixer, High Linearity, Low Noise Figure, Wideband RF, Integrated LO Buffer