HMC688LP4E

RF Mixers Overview

The HMC688LP4E is a high dynamic range passive MMIC mixer featuring an integrated local oscillator amplifier, designed for surface-mount applications in a compact 24-lead QFN package. It operates within the 2.0 to 2.7 GHz frequency range and supports LTE and WiMax up/down conversion tasks. Key electrical specifications include a step size of 0.5 dB with 6-bit control, an output IP3 of +36 dBm, and a noise figure of 4.0 dB at maximum gain. The device requires a +5V supply voltage and functions reliably across an operating temperature range from -40°C to +85°C.

RF Mixers Feature Summary

• Integrates a local oscillator amplifier within a passive MMIC mixer structure
• Provides high dynamic range performance suitable for linear signal processing
• Supports digital control interfaces for precise gain or attenuation adjustment

RF Mixers Applications

• LTE communication systems
• WiMax up/down converters
• General RF signal mixing applications

RF Mixers Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or official channels. Confirm that the received part matches the HMC688LP4E designation and packaging specifications. Check datasheet revisions for any updates regarding pin configurations or thermal characteristics. Ensure storage conditions comply with moisture sensitivity levels to maintain solderability and reliability during assembly processes.

RF Mixers Selection Notes

Select this component when a compact solution combining passive mixing and LO amplification is required for the 2.0 to 2.7 GHz band. Consider its high output IP3 and low noise figure for applications demanding signal integrity. Evaluate the 24-QFN package constraints against PCB layout capabilities. Compare performance metrics against discrete solutions to assess integration benefits for space-constrained designs.

RF Mixers Part Context

This part belongs to the HMC series of monolithic microwave integrated circuits manufactured by Analog Devices. These components are engineered for robust performance in wireless infrastructure and test equipment. The LP4E suffix typically indicates specific lead-free and environmental compliance attributes consistent with industry standards for electronic components.

RF Mixers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Analog Devices technical support for direct replacements or cross-references.