RF Modulators

Image Part Number Description / PDF Quantity Rfq
HMC500LP3ETR

HMC500LP3ETR

Analog Devices, Inc.

HBTVECTORMODULATORSMT1.8

11500

HMC1197LP7FE

HMC1197LP7FE

Analog Devices, Inc.

RF MODULATOR 100MHZ-4GHZ 48VFQFN

23

HMC870LC5

HMC870LC5

Analog Devices, Inc.

RF MODULATOR 0HZ-20GHZ 32TFQFN

16

ADL5374ACPZ-WP

ADL5374ACPZ-WP

Analog Devices, Inc.

QUADRATURE MODULATOR

8995

ADL5590ACPZ-R7

ADL5590ACPZ-R7

Analog Devices, Inc.

869 MHZ TO 960 MHZ QUADRATURE MO

5450

LTC5599IUF#TRPBF

LTC5599IUF#TRPBF

Analog Devices, Inc.

RF MODULATOR 30MHZ-1.3GHZ 24QFN

0

AD8340ACPZ-WP

AD8340ACPZ-WP

Analog Devices, Inc.

700 MHZ TO 1000 MHZ RF VECTOR MO

7353

HMC7150LP3DETR

HMC7150LP3DETR

Analog Devices, Inc.

RF MODULATOR 16VFQFN

0

HMC871LC5TR-R5

HMC871LC5TR-R5

Analog Devices, Inc.

RF MODULATOR 0HZ-20GHZ 32TFQFN

0

MAX2566EGM

MAX2566EGM

Analog Devices, Inc.

MAX2566 MODULATOR/DEMODULATOR

1054

ADRF6703ACPZ-R7

ADRF6703ACPZ-R7

Analog Devices, Inc.

1550 MHZ TO 2650 MHZ QUADRATURE

24268

LT5558EUF#TRPBF

LT5558EUF#TRPBF

Analog Devices, Inc.

RF MODULATOR 600MHZ-1.1GHZ 16QFN

0

LT5528EUF#TRPBF

LT5528EUF#TRPBF

Analog Devices, Inc.

RF MODULATOR 1.5GHZ-2.4GHZ 16QFN

0

HMC870LC5TR

HMC870LC5TR

Analog Devices, Inc.

RF MODULATOR 0HZ-20GHZ 32TFQFN

0

HMC1097LP4ETR

HMC1097LP4ETR

Analog Devices, Inc.

RF MODULATOR 100MHZ-6GHZ 24VFQFN

120

LTC5589IUF#TRPBF

LTC5589IUF#TRPBF

Analog Devices, Inc.

RF MODULATOR 700MHZ-6GHZ 24WFQFN

0

MAX2452ISE+

MAX2452ISE+

Analog Devices, Inc.

QUADRATURE MODULATOR

3727

ADRF6755ACPZ-R7

ADRF6755ACPZ-R7

Analog Devices, Inc.

RF MODULATOR 100MHZ-2.4GHZ 56QFN

19

ADL5372ACPZ-R7

ADL5372ACPZ-R7

Analog Devices, Inc.

RF MODULATOR 1.5GHZ-2.5GHZ 24QFN

1360

HMC795LP5E

HMC795LP5E

Analog Devices, Inc.

RF MODULATOR 50MHZ-2.8GHZ 32QFN

1

RF Modulators

1. Overview

RF (Radio Frequency) and IF (Intermediate Frequency) modulators are critical components that convert baseband signals into modulated RF/IF signals for wireless transmission. RFID (Radio Frequency Identification) RF modulators specifically handle signal encoding for RFID systems. These devices enable wireless communication, data transfer, and identification across industries, forming the backbone of modern IoT, telecommunications, and automation systems.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Analog ModulatorsUse AM/FM/PM modulation; simple design, cost-effectiveFM radio transmitters, analog TV broadcasting
Digital ModulatorsSupport QAM, PSK, FSK; high data integrity5G networks, digital TV, RFID readers
IQ ModulatorsProcess in-phase and quadrature signals for complex waveformsSoftware-defined radios, MIMO systems
RFID-Specific ModulatorsOptimized for 125kHz-900MHz RFID protocolsAccess control systems, inventory tracking

3. Structure and Components

Typical RF modulators consist of:

  • Modulation core (GaAs/CMOS ICs or discrete transistors)
  • Impedance-matching circuits (50 standard)
  • Band-pass filters for frequency selection
  • RF power amplifiers (for output stage)
  • Digital interfaces (SPI/I2C for control)
  • Thermal management structures (heat sinks/coatings)

4. Key Technical Parameters

ParameterTypical RangeImportance
Frequency Range100kHz-6GHzDetermines application compatibility
Modulation AccuracyEVM <5% (digital), THD<1% (analog)Signal quality assurance
Output Power-20dBm to +30dBmTransmission distance capability
Conversion Gain6-20dBSignal amplification efficiency
Power Consumption100mW-5WBattery life consideration
Size5x5mm (IC) to 50x30mm (modules)Integration flexibility

5. Application Fields

  • Telecommunications: Base stations, microwave links
  • Industrial: Wireless sensors, SCADA systems
  • Consumer: Smart home devices, wearables
  • Healthcare: Medical telemetry, asset tracking
  • Logistics: RFID-based inventory management systems

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
Analog DevicesADL53752400-2700MHz IQ modulator for 4G/5G
Texas InstrumentsTRF37D75400MHz-6GHz programmable modulator
Nordic SemiconductornRF24L012.4GHz GFSK transceiver for IoT
ImpinjR4H-C10-20UHF RFID modulator for retail systems

7. Selection Guidelines

Key considerations:

  • Match frequency range with system requirements
  • Select modulation type (ASK/FSK/QAM) per protocol
  • Balance power consumption and output power
  • Verify temperature stability (-40 C to +85 C)
  • Check package compatibility (QFN, BGA, or module)

8. Industry Trends

Emerging trends include:

  • Millimeter-wave modulators for 5G/6G (28/39GHz)
  • Ultra-low-power designs for battery-less RFID
  • Integration with AI-driven adaptive modulation
  • Advanced packaging (3D ICs, SiP) for miniaturization
  • Enhanced security for IoT authentication protocols

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