HMC564LC4

Overview

The HMC564LC4 is a low noise amplifier IC from Analog Devices Inc., designed for surface mount applications. It operates within a frequency range of 6 GHz to 14 GHz and utilizes a 24-TFQFN (4x4) package with an exposed pad. The device provides a small signal gain of 17 dB and achieves a noise figure of 1.8 dB. It functions at a P1dB output power of 13 dBm and features an output IP3 of 25 dBm. Power requirements include a supply voltage between 2.5 V and 3.5 V, drawing a supply current of 75 mA. The component is RoHS compliant and classified under wireless and RF integrated circuits.

Feature Summary

• Utilizes GaAs PHEMT MMIC technology for high performance in the 6-14 GHz band
• Provides low noise figure of 1.8 dB for improved receiver sensitivity
• Features high linearity with 25 dBm output IP3 to suppress interference
• Requires no external matching components when operating at 3V

Applications

• Military communication systems
• Aviation radar and navigation
• Microwave radio links
• Industrial test and measurement equipment
• Medical imaging devices

Procurement Notes

Verify the specific ordering suffix LC4 to ensure correct package type and lead finish. Confirm RoHS compliance status through official documentation. Check for moisture sensitivity level requirements during storage and handling. Validate that the 24-QFN package matches the PCB footprint design. Ensure the 3V supply voltage aligns with system power constraints.

Selection Notes

Select this component for applications requiring high gain and low noise in the 6-14 GHz range. Consider the 24-TFQFN package size for space-constrained designs. Evaluate the 75 mA supply current against power budget limitations. Verify compatibility with 3V operation without additional matching networks. Compare performance metrics against alternative LNAs for specific frequency coverage needs.

Part Context

The HMC564LC4 belongs to the HMC564 series of low noise amplifiers manufactured by Analog Devices Inc. It is part of a family of RF amplifiers designed for high-frequency applications. The device represents a solution for integrating signal amplification directly into microwave systems. Its design focuses on minimizing noise while maintaining signal integrity across the specified bandwidth.

Replacement Considerations

HMC565LC5 offers similar functionality with a wider 6-20 GHz frequency range.