HMC404

RF Mixers Overview

The HMC404 is a GaAs MMIC sub-harmonically pumped (x2) image rejection mixer operating in the 26 GHz to 33 GHz frequency range. It features an integrated LO amplifier and utilizes GaAs PHEMT technology with a chip area of 2.31 mm². Key electrical parameters include a maximum conversion loss of 15 dB, a noise figure of 11 dB, and a power dissipation of 238 mW. The device operates on a 4 V supply with a current draw of 28 mA. It supports SMD/SMT installation within a temperature range of -55°C to +85°C.

RF Mixers Feature Summary

• Integrates a local oscillator amplifier for simplified circuit design
• Provides image rejection mixing capabilities using sub-harmonic pumping
• Utilizes GaAs PHEMT technology for high-frequency performance

RF Mixers Applications

• Upconversion stages in microwave communication systems
• Downconversion stages in receiver architectures
• Sub-harmonic mixing applications requiring integrated LO drive

RF Mixers Procurement Notes

Verify component authenticity through authorized Analog Devices channels due to restricted availability status. Confirm RoHS compliance details prior to integration. Ensure handling procedures align with sensitive semiconductor requirements. Validate technical specifications against the latest official datasheet revisions before finalizing procurement orders to address potential supply constraints.

RF Mixers Selection Notes

Select this component for designs requiring sub-harmonic pumping at Ka-band frequencies. The integrated LO amplifier reduces external drive requirements compared to standard mixers. Consider the specific noise figure and conversion loss metrics relative to system link budgets. Evaluate thermal management needs given the 238 mW power dissipation profile in compact SMD packages.

RF Mixers Part Context

The HMC404 belongs to the HMC series of wireless and RF integrated circuits manufactured by Analog Devices. It is categorized under RF mixers utilizing GaAs technology. This part serves as a specialized solution for high-frequency signal conversion where image rejection is critical, distinguishing it from standard single-balanced or double-balanced mixer variants in the manufacturer's portfolio.

RF Mixers Replacement Considerations

No public confirmed substitute part numbers are available.