HMC705LP4

Overview

The HMC705LP4 is a low noise GaAs HBT programmable prescaler designed for high-frequency applications. It operates within a frequency range of 100 MHz to 6.5 GHz and supports programmable division ratios from N=1 to 17. The device functions on a single 5 V supply, with an operating voltage range of 4.75 V to 5.25 V. It is housed in a compact 4x4 mm leadless surface mount QFN-24 package.

Feature Summary

• Utilizes GaAs HBT technology for low noise performance
• Supports programmable division ratios from 1 to 17
• Operates at frequencies up to 6.5 GHz

Applications

• Point-to-point radio systems
• RF signal processing circuits
• Frequency synthesis applications

Procurement Notes

Verify component authenticity through authorized Analog Devices channels or certified distributors. Confirm the specific suffix (LP4) matches the required package type. Check current availability status as supply may be limited. Ensure compliance with RoHS directives if applicable to the specific revision. Validate datasheet specifications against the latest official documentation before integration.

Selection Notes

Select this component for designs requiring wideband frequency division up to 6.5 GHz. Consider the 4x4 mm QFN-24 footprint for space-constrained PCB layouts. Evaluate power consumption against the 5 V supply requirement. Ensure thermal management aligns with the package's dissipation capabilities. Verify that the programmable divider ratio meets the system's frequency generation needs.

Part Context

This part belongs to the HMC705 series of RF integrated circuits manufactured by Analog Devices. It serves as a key building block for microwave and millimeter-wave systems. The LP4 designation indicates the specific leadless surface mount package variant. It complements other components in the company's portfolio for complete RF solution development.

Replacement Considerations

HMC705LP4E is a documented equivalent variant within the same product family.