RF Mixers

Image Part Number Description / PDF Quantity Rfq
HMC1063LP3ETR

HMC1063LP3ETR

Analog Devices, Inc.

HMC1063 - GAAS MMIC I/Q MIXER, 2

1128

HMC525ALC4TR

HMC525ALC4TR

Analog Devices, Inc.

IC MMIC IQ MIXER 4-8.5GHZ 24-QFN

66

HMC786LP4E

HMC786LP4E

Analog Devices, Inc.

IC MMIC MIXER W/LO AMP 24-QFN

0

HMC-MDB277

HMC-MDB277

Analog Devices, Inc.

IC MMIC MIXER DBL-BAL DIE

0

LTC5591IUH#PBF

LTC5591IUH#PBF

Analog Devices, Inc.

IC MIXER 1.3-2.3GHZ 24QFN

68

LTC5542IUH#PBF

LTC5542IUH#PBF

Analog Devices, Inc.

IC MIXR 1.6-2.7GHZ DWNCONV 20QFN

20

MAX2531EGI

MAX2531EGI

Analog Devices, Inc.

QUAD-MODE MIXER

1685

AD608ARZ

AD608ARZ

Analog Devices, Inc.

IC MIXER 500MHZ DOWN CONV 16SOIC

39

HMC1190ALP6NE

HMC1190ALP6NE

Analog Devices, Inc.

IC DOWNCONVERTER 40-QFN

15

LTC5569IUF#PBF

LTC5569IUF#PBF

Analog Devices, Inc.

IC MIXER 300MHZ-4GHZ DWN 16QFN

63

HMC129ALC4TR

HMC129ALC4TR

Analog Devices, Inc.

IC MMIC MIXER DBL-BAL 24SMD

0

MAX2538ETI-B6A

MAX2538ETI-B6A

Analog Devices, Inc.

QUAD-MODE MIXER

42500

LTC5576IUF#PBF

LTC5576IUF#PBF

Analog Devices, Inc.

IC MIXER DOWN CONVERTER 16QFN

602

HMC773ALC3BTR-R5

HMC773ALC3BTR-R5

Analog Devices, Inc.

FUNDAMENTAL MIXER SMT, 6 - 26 GH

0

LTC5555IUFD#PBF

LTC5555IUFD#PBF

Analog Devices, Inc.

1.5GHZ TO 7GHZ PRGM GAIN DWNCONV

87

HMC685LP4ETR

HMC685LP4ETR

Analog Devices, Inc.

IC MMIC MIXER LO AMP 24-QFN

0

HMC264

HMC264

Analog Devices, Inc.

IC MIXER SUB-HARMONIC DIE

0

HMC218BMS8GETR

HMC218BMS8GETR

Analog Devices, Inc.

IC MMIC MIXER DBL-BAL 8MSOP

106

ADL5354ACPZ-R7

ADL5354ACPZ-R7

Analog Devices, Inc.

2200MHZ TO 2700MHZ, DUAL-BALANCE

70499

MAX2671EUT-T

MAX2671EUT-T

Analog Devices, Inc.

UPCONVERTER MIXER

15144

RF Mixers

1. Overview

RF/IF Mixers are three-port nonlinear devices that convert signals from one frequency to another by multiplying two input signals (RF and LO) to produce intermediate frequency (IF) or baseband outputs. They are critical components in wireless communication systems, enabling frequency translation for signal processing. RFID RF Mixers specialize in handling signals for Radio Frequency Identification systems, ensuring accurate data transmission between readers and tags. These components underpin modern technologies including 5G, IoT, and industrial automation.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Passive MixersUse diodes or FETs without external power, offering high linearity and wide bandwidthSatellite communication, test equipment
Active MixersUse transistors with power supply, provide conversion gain and isolation5G base stations, RFID readers
Up-Conversion MixersConvert low-frequency signals to higher RF frequenciesWireless transmitters, radar systems
Down-Conversion MixersConvert high-frequency signals to lower IF/basebandSmartphone receivers, RFID interrogators
Zero-IF MixersDirect conversion to DC/baseband, eliminating IF stagesSoftware-defined radios, BLE modules

3. Structure and Components

Typical RF Mixers consist of nonlinear semiconductor elements (diodes, BJTs, or FETs), impedance matching networks, and three frequency-selective ports (RF, LO, IF). Advanced designs integrate baluns for balanced signal processing and temperature compensation circuits. Packaging varies from surface-mount (SMD) for PCB integration to coaxial connectors for high-power applications. RFID-specific mixers often include on-chip filtering for 860-960 MHz UHF bands.

4. Key Technical Specifications

ParameterSignificanceTypical Values
Frequency RangeDetermines operational bandwidth50 MHz - 100 GHz
Conversion Loss/GainMeasures efficiency of frequency translation-6 dB to +12 dB
LO Drive LevelRequired local oscillator power0 dBm - 20 dBm
Isolation (RF-LO, IF-LO)Prevents signal leakage20 dB - 45 dB
IP3 (Third-Order Intercept)Indicates linearity performance+5 dBm - +25 dBm
Phase NoiseAffects signal purity-150 dBc/Hz @ 100 kHz offset

5. Application Fields

  • Telecommunications: 5G NR base stations, microwave backhaul
  • RFID Systems: UHF Gen2 readers, NFC payment terminals
  • Test & Measurement: Spectrum analyzers, signal generators
  • Industrial IoT: Wireless sensor networks, asset tracking
  • Medical Imaging: MRI system frequency conversion
  • Automotive Radar: 76-81 GHz FMCW radar mixers

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
Analog DevicesADL58016 GHz active mixer, +18 dBm IIP3, 4G/5G applications
Mini-CircuitsZMX-7R2-S+26.5 GHz passive mixer, 50-4000 MHz bandwidth
Nordic SemiconductornRF24L012.4 GHz active mixer for Bluetooth LE
InfineonB4100N60ESiC mixer for 600V RFID systems
STMicroelectronicsSAW36R1M3.6 GHz SAW mixer for RFID readers

7. Selection Recommendations

Key selection criteria include: matching target frequency bands, required conversion gain/loss budget, LO power availability, and linearity requirements. For RFID applications, prioritize low LO leakage (<-15 dBm) and integrated filters. High-volume manufacturing should consider package type (QFN vs. die) and RoHS compliance. Always verify IP3 performance for multi-signal environments and check temperature stability (-40 C to +85 C) for industrial use.

8. Industry Trends

The market shifts toward: 1) Millimeter-wave mixers for 28/39 GHz 5G FR2 bands 2) System-on-Chip (SoC) integration with on-die mixers 3) Energy-efficient designs for battery-powered RFID tags 4) Software-defined radio (SDR) compatibility with programmable IF 5) Increased adoption of GaN mixers for high-power aerospace applications 6) Refined zero-IF architectures reducing component count in mobile devices

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