HMC994A-SX

Overview

The HMC994A-SX is a GaAs distributed amplifier from Analog Devices Inc., designed for high-frequency RF applications. It operates within a frequency range of 0 Hz to 30 GHz. The device provides a gain of 15.5 dB and features a noise figure of 3.5 dB. Key performance metrics include a P1dB compression point of 27.5 dBm and an OIP3 of 36 dBm. It requires a 10 V supply voltage with a current consumption of 250 mA. The component is packaged as a die in SMD/SMT format.

Feature Summary

• Utilizes GaAs technology for distributed amplification across ultra-wide bandwidths.
• Delivers high linearity and power output suitable for demanding RF signal chains.

Applications

• Test and measurement equipment requiring wideband amplification
• Electronic warfare systems
• Military radar subsystems

Procurement Notes

Verify availability status directly with the manufacturer or authorized distributors, as this part may be subject to limited supply or factory special orders. Confirm that the specific die package variant matches your PCB design requirements. Ensure compliance with RoHS standards and check for any regional shipping restrictions before placing procurement requests.

Selection Notes

Select this component when designing circuits necessitating operation up to 30 GHz with high linearity. Consider the 10 V bias requirement and 250 mA current draw during power budgeting. The die package format requires specialized assembly processes compared to standard surface-mount packages. Evaluate thermal management strategies given the high-power density inherent in GaAs distributed amplifiers at these frequencies.

Part Context

This part belongs to the HMC series of radio frequency components manufactured by Analog Devices Inc. It is categorized under RF amplifiers, specifically power amplifiers utilizing GaAs technology. The SX suffix typically denotes a specific die or sample packaging configuration intended for evaluation or custom integration into larger systems.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Engineers should consult official Analog Devices resources for potential cross-reference options if this specific model becomes unavailable.