HMC983LP5E

Overview

The HMC983LP5E is a fractional-N divider and frequency sweeper manufactured by Analog Devices Inc. It operates from DC to 7 GHz and is housed in a QFN-32 package. The device supports fractional-N frequency synthesis and standalone low noise frequency divider applications. It features integrated buffer amplifiers with adjustable output swing capabilities, allowing for optimization of drive strength versus power consumption. The component is designed for high-performance RF systems requiring precise frequency division and sweeping functions within a compact surface-mount form factor.

Feature Summary

• Integrated fractional-N divider architecture supporting direct frequency synthesis
• Built-in frequency sweep functionality for system calibration and testing
• Adjustable buffer amplifier output swing for optimized drive capability
• Compact QFN-32 surface mount package design

Applications

• Fractional-N frequency synthesizer systems
• Standalone low noise frequency divider circuits
• RF test and measurement equipment requiring frequency sweeping
• Wireless communication base station transceivers

Procurement Notes

Verify the specific suffix LP5E against the official Analog Devices datasheet to confirm pinout and electrical characteristics match your design requirements. Confirm RoHS compliance status through the manufacturer's current documentation. Ensure ESD protection measures are implemented during handling due to the sensitive RF nature of the component. Check for any recent lifecycle notices regarding obsolescence or recommended replacements before finalizing procurement plans.

Selection Notes

Select this component when a combined divider and sweeper solution is required to reduce board space and component count. Consider the DC to 7 GHz operational range against your target frequency band. Evaluate the need for adjustable buffer outputs to interface with downstream stages without additional amplification. Verify that the QFN-32 thermal and mechanical properties suit your PCB layout constraints.

Part Context

This part belongs to the HMC983 series of RF integrated circuits from Analog Devices. It is specifically engineered for high-frequency signal processing tasks where precision frequency division is critical. The integration of sweep capabilities distinguishes it from standard fixed-ratio dividers, offering greater flexibility in system configuration and diagnostic routines.

Replacement Considerations

Consult the official Analog Devices documentation for confirmed substitute part numbers. Do not assume functional equivalence with other models in the family without verifying pin compatibility and electrical specifications against the primary datasheet.