HMC960LP4E

Overview

The HMC960LP4E is a dual-channel digital variable gain amplifier from Analog Devices, designed for DC to 100 MHz operation. It features a 40 dB gain range with 0.5 dB step resolution and supports both parallel and serial control interfaces. The device operates on a single 5 V supply, drawing approximately 70 mA. Key electrical specifications include a noise figure of 6 dB and an output IP3 of 33 dBm. It utilizes a QFN-24 package suitable for surface mount applications.

Feature Summary

• Dual-channel architecture supporting independent or combined signal processing paths
• Digital control interface enabling precise gain adjustment via SPI or parallel commands
• Integrated driver stage optimized for direct ADC interfacing
• Programmable input impedance options for flexible system integration

Applications

• Baseband I/Q transceivers
• Direct conversion receiver architectures
• Low intermediate frequency (IF) receiver systems
• ADC drivers requiring adaptive gain control

Procurement Notes

Verify component authenticity through authorized distributors or official manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications prior to procurement. Ensure storage conditions meet specified humidity and temperature limits to maintain device integrity during handling and assembly processes.

Selection Notes

Evaluate the requirement for dual-channel isolation versus single-channel performance needs. Consider the compatibility of the digital control interface with existing microcontroller resources. Assess thermal management requirements based on the 5 V supply voltage and typical current consumption in dense PCB layouts.

Part Context

This component belongs to the HMC960 series of variable gain amplifiers. It represents a specialized solution for high-linearity baseband signal conditioning. The part integrates analog amplification stages with digital control logic within a compact footprint, targeting modern communication standards requiring precise amplitude regulation.

Replacement Considerations

No public confirmed substitute part numbers are available. The product lifecycle status indicates discontinuance. Designers should evaluate alternative components with similar bandwidth and gain control specifications if replacement is necessary.