RF Transceiver Modules and Modems

Image Part Number Description / PDF Quantity Rfq
ARTIK-020-EV2R

ARTIK-020-EV2R

Silicon Labs

MOD BLUETOOTH ARTIK 020 ZIGBEE

0

EM3587-M-AN-C

EM3587-M-AN-C

Silicon Labs

RX TXRX MOD 802.15.4 CHP CONN MT

0

EM357-MOD-LR-RF-C

EM357-MOD-LR-RF-C

Silicon Labs

RX TXRX MODULE 802.15.4 CONN MT

0

ETRX357-LRSCBS

ETRX357-LRSCBS

Silicon Labs

MODULE ZIGBEE

0

CAD-357-3

CAD-357-3

Silicon Labs

MODULE ZIGBEE

0

ETRX3USB8M-DTAG-2

ETRX3USB8M-DTAG-2

Silicon Labs

MODULE ZIGBEE

0

ETRX357HR-LRSCBS

ETRX357HR-LRSCBS

Silicon Labs

MODULE ZIGBEE

0

AMS002-AB2869R

AMS002-AB2869R

Silicon Labs

RX TXRX MODULE BT TRC ANT SMD

0

ETRX357-LRSCB

ETRX357-LRSCB

Silicon Labs

MODULE ZIGBEE

0

ETRX357HRCBS

ETRX357HRCBS

Silicon Labs

MODULE ZIGBEE

0

AMW007-2.2.14

AMW007-2.2.14

Silicon Labs

RX TXRX MOD WIFI SURFACE MOUNT

0

WT41-E-AI56

WT41-E-AI56

Silicon Labs

RX TXRX MODULE SURFACE MOUNT

0

RE-US-00

RE-US-00

Silicon Labs

MODULE ZIGBEE

0

ARTIK-020E-XXX

ARTIK-020E-XXX

Silicon Labs

MOD BLUETOOTH ARTIK 020 ZIGBEE

0

ETRX357HR-LRSCB

ETRX357HR-LRSCB

Silicon Labs

MODULE ZIGBEE

0

ETRX357HR-LRSCB-R8

ETRX357HR-LRSCB-R8

Silicon Labs

MODULE ZIGBEE

0

ETRX358USB8M

ETRX358USB8M

Silicon Labs

MODULE ZIGBEE

0

ETRX358USB-LRS8ME

ETRX358USB-LRS8ME

Silicon Labs

MODULE ZIGBEE

0

RE-EU-30

RE-EU-30

Silicon Labs

MODULE ZIGBEE

0

AMW036-3.4.1R

AMW036-3.4.1R

Silicon Labs

IC NETWORKING MODULE WIFI

0

RF Transceiver Modules and Modems

1. Overview

RF (Radio Frequency) and RFID (Radio Frequency Identification) transceiver modules and modems are critical components in wireless communication systems. RF transceivers enable bidirectional data transmission over radio waves, while RFID modules specialize in identifying and tracking objects via electromagnetic coupling. These technologies underpin modern IoT, industrial automation, logistics, and consumer electronics by enabling seamless connectivity and asset management.

2. Main Types and Functional Classification

TypeFunctionalityApplication Examples
Sub-1GHz RF ModulesLong-range, low-power communicationSmart meters, wireless sensors
2.4GHz RF ModulesHigh-speed, short-range communicationBluetooth, Zigbee devices
UHF RFID ModulesUltra-High Frequency identificationSupply chain tracking, retail inventory
HF RFID ModulesHigh-Frequency contactless communicationAccess control, ticketing systems

3. Structure and Components

A typical RF transceiver module consists of an antenna interface, RF front-end (LNA, PA), frequency synthesizer, baseband processor, and digital interface. RFID modules include a reader antenna, RFID chip, modulation/demodulation circuit, and protocol engine. Both integrate RFICs (Radio Frequency Integrated Circuits) and support standards like IEEE 802.15.4 or EPCglobal Gen2.

4. Key Technical Specifications

ParameterDescriptionImportance
Frequency RangeOperational bandwidth (e.g., 868-915MHz)Determines regulatory compliance and interference resistance
Transmit PowerOutput power (e.g., 0-20dBm)Affects communication range and signal penetration
Receiver SensitivityMinimum detectable signal (e.g., -120dBm)Impacts link reliability in noisy environments
Data RateTransmission speed (e.g., 2Mbps)Dictates real-time data throughput
Protocol SupportStandards compatibilityEnsures interoperability with existing systems

5. Application Fields

  • Industrial: Wireless sensor networks, factory automation
  • Consumer: Smart home devices, wearables
  • Healthcare: Patient monitoring, asset tracking
  • Logistics: RFID-based inventory management

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
Texas InstrumentsCC2652RMulti-protocol 2.4GHz SoC for Zigbee/Thread
Nordic SemiconductornRF52840Bluetooth 5.2 and Thread support
ImpinjR420UHF RFID reader for retail and supply chain
STMicroelectronicsS2-LPSub-1GHz transceiver for IoT sensors

7. Selection Guidelines

Key considerations include: frequency band compliance, required communication range, data rate requirements, power consumption constraints, and protocol compatibility. For example, UHF RFID modules are preferred for long-range asset tracking, while sub-1GHz modules suit low-power, long-distance industrial applications. Environmental factors (e.g., interference sources) and cost-effectiveness should also be evaluated.

8. Industry Trends

Future development focuses on: integration of AI for dynamic spectrum management, adoption of mmWave frequencies for higher bandwidth, miniaturization via System-on-Chip (SoC) designs, and enhanced security protocols for IoT deployments. The convergence of RFID with blockchain for supply chain transparency is also gaining traction.

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