HMC1021LP4E Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock

Name: HMC1021LP4E
Brand: Analog Devices
SKU: HMC1021LP4E
Availability: InStock

HMC1021LP4E is an RMS RF power detector with 65 dB dynamic range covering DC to 3900 MHz, featuring single-ended 50 Ω input and positive output polarity in a QFN-24 package. It is designed for accurate envelope and power level detection in wireless communications and test instrumentation.

OBSOLETEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

HMC1021LP4EQuad Flat No-Lead

Quick Facts

Manufacturer: Analog Devices
Package: Quad Flat No-Lead
Pin Count: 24
Lifecycle: OBSOLETE
Datasheet: HMC1021LP4E Datasheet PDF
Category: Integrated Circuit
Temp Range: -40.0°C to 85.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of HMC1021LP4E?

65 dB dynamic range for wide-span RF power measurement
Frequency coverage from DC to 3900 MHz, spanning 4G/LTE and sub-6 GHz bands
50 Ω single-ended input with up to 10 dBm CW input power
Positive output polarity for direct ADC or comparator interfacing
Compact QFN (HCP-24) surface-mount package
RMS detection for accurate power readings on modulated signals

What is HMC1021LP4E used for?

HMC1021LP4E is used in cellular base stations, test and measurement equipment, and wireless infrastructure where accurate RF power detection across a 65 dB dynamic range is required up to 3900 MHz. It is also found in power control loops of PA modules, antenna monitoring systems, and signal-level management circuits in 4G/LTE radio units.

What are the specifications of HMC1021LP4E?

Pbfree Code	No
Manufacturer Package Code	HCP-24-2
YTEOL	0
Characteristic Impedance	50Ω
Construction	COMPONENT
Input Power-Max (CW)	10dBm
JESD-609 Code	e3
Mounting Feature	SURFACE MOUNT
Operating Frequency-Max	3900MHz
Output Polarity	POSITIVE
Package Body Material	PLASTIC/EPOXY
Power Supplies	5V
RF/Microwave Device Type	LINEAR DETECTOR
Surface Mount	YES
Terminal Finish	Matte Tin (Sn)
Package	Quad Flat No-Lead

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.39.00.01
Country of Origin	Malaysia

Where can I find the HMC1021LP4E datasheet?

HMC1021LP4E Datasheet Download

Official datasheet from Analog Devices

What are equivalent replacements for HMC1021LP4E?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What frequency range and dynamic range does HMC1021LP4E support for power detection?

HMC1021LP4E operates from DC to 3900 MHz and provides a 65 dB dynamic range, enabling accurate RMS power measurement across a wide range of input power levels for LTE, WLAN, and other sub-4 GHz wireless standards.

How does HMC1021LP4E handle high-power input signals without damaging the detector input?

The device is rated for a maximum CW input power of 10 dBm at its 50 Ω single-ended input. Designers should ensure incoming RF power does not exceed this level; external attenuators or couplers can be used when monitoring transmit paths at higher power levels.

What is the package type of HMC1021LP4E and how does it affect RF layout at microwave frequencies?

HMC1021LP4E is housed in a 24-pad QFN (HCP-24) surface-mount package, which provides short lead lengths and an exposed thermal pad. This minimizes parasitic inductance at frequencies up to 3900 MHz and allows tight ground connections needed for clean RF performance.

Is HMC1021LP4E suitable for building an automatic gain control loop in a 4G radio front end?

Yes. With a 65 dB detection range and continuous coverage up to 3900 MHz, HMC1021LP4E can monitor receive or transmit signal levels in a 4G radio and supply a positive analog output to a feedback DAC or baseband processor for AGC or transmit power control.

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HMC1021LP4E Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock

What are the key features of HMC1021LP4E?

What is HMC1021LP4E used for?

What are the specifications of HMC1021LP4E?

Compliance & Regulatory

Where can I find the HMC1021LP4E datasheet?

What are equivalent replacements for HMC1021LP4E?

Frequently Asked Questions

What frequency range and dynamic range does HMC1021LP4E support for power detection?

How does HMC1021LP4E handle high-power input signals without damaging the detector input?

What is the package type of HMC1021LP4E and how does it affect RF layout at microwave frequencies?

Is HMC1021LP4E suitable for building an automatic gain control loop in a 4G radio front end?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Analog Devices

More from Analog Devices

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