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RF Receiver, Transmitter, and Transceiver Finished Units

Image Part Number Description / PDF Quantity Rfq
EAP-E

EAP-E

Silicon Labs

ZIGBEE ETHERNET ACCESS POINT

3
BLED112-V1

BLED112-V1

Silicon Labs

RF TXRX MOD BLUETOOTH TRACE ANT

12517
ETRX2USB

ETRX2USB

Silicon Labs

MODULE ZIGBEE USB STICK

0
ETRX357USB-LRS8M

ETRX357USB-LRS8M

Silicon Labs

TELEGESIS USB STICK ETRX357USB,

0
EAP-E-PA

EAP-E-PA

Silicon Labs

ZIGBEE ETHERNET ACCESS POINT

0
ETRX357USB-LRS8M-

ETRX357USB-LRS8M-

Silicon Labs

TELEGESIS USB STICK ETRX357USB,

0
ETRX2USB-PA

ETRX2USB-PA

Silicon Labs

MODULE ZIGBEE PWR AMP USB STICK

0
ETRX357USB

ETRX357USB

Silicon Labs

ZIGBEE USB STICK

0
ETRX357USB-LRS

ETRX357USB-LRS

Silicon Labs

USB STICK ZIGBEE PRO AT EM357

0
ETRX357USB-LR

ETRX357USB-LR

Silicon Labs

ZIGBEE USB STICK

0
ETRX357USB8M

ETRX357USB8M

Silicon Labs

ZIGBEE USB STICK

0
GW-357-PT

GW-357-PT

Silicon Labs

MODULE ZIGBEE

0
GW-357-4-P

GW-357-4-P

Silicon Labs

MODULE ZIGBEE

0
GW-357-3-P

GW-357-3-P

Silicon Labs

MODULE ZIGBEE

0
GW-357-1

GW-357-1

Silicon Labs

GATEWAY ETRX357 R309

0
GW-358-3-BD

GW-358-3-BD

Silicon Labs

MODULE ZIGBEE

0
ETRX357USB-

ETRX357USB-

Silicon Labs

USB STICK ZIGBEE BLANK CASE R309

0
ETRX3USB-IHD-TEST

ETRX3USB-IHD-TEST

Silicon Labs

USB STICK ZIGBEE SE1.1B R300

0
ETRX3USB-IHD

ETRX3USB-IHD

Silicon Labs

USB STICK ZIGBEE SE1.1B R300

0
4010-KFOB-434

4010-KFOB-434

Silicon Labs

DEMO BOARD KEY FOB 434MHZ

0

RF Receiver, Transmitter, and Transceiver Finished Units

1. Overview

RF (Radio Frequency)/IF (Intermediate Frequency) and RFID (Radio Frequency Identification) finished units are critical components in wireless communication systems. These devices enable signal reception, transmission, and bidirectional communication through electromagnetic waves. RF/IF units typically operate in the radio frequency spectrum (3 kHz 300 GHz) and intermediate frequency ranges (typically 455 kHz for AM radios or 10.7 MHz for FM), while RFID systems use specific ISM (Industrial, Scientific, Medical) bands (e.g., 125 kHz, 13.56 MHz, 900 MHz). Their importance spans telecommunications, IoT, logistics, healthcare, and industrial automation.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
RF ReceiverDemodulates incoming RF signals, amplifies weak signals, and filters noiseAM/FM radios, Wi-Fi routers, satellite communication systems
RF TransmitterGenerates and amplifies RF signals for wireless transmissionCellular base stations, Bluetooth devices, RFID readers
RF TransceiverCombines receiver and transmitter functions with duplexing capabilitiesSmartphones, Zigbee modules, 5G infrastructure
RFID ReaderInterrogates RFID tags and processes backscattered signalsInventory management, access control systems
RFID TagPassive/active device storing unique identification dataAsset tracking, retail payment systems

3. Structure and Components

Typical physical structures include:

  • Antenna Interface: Dipole, patch, or loop antennas for signal coupling
  • RF Front-End: Low-noise amplifiers (LNAs), power amplifiers (PAs), and frequency synthesizers
  • Mixing Stage: Converts signals between RF and IF/baseband using local oscillators (LOs)
  • Digital Baseband: ADC/DAC converters, DSP/FPGA for signal processing
  • Power Supply: Regulated DC sources or energy-harvesting circuits (for passive RFID tags)

4. Key Technical Specifications

ParameterDescriptionImportance
Frequency RangeOperating bandwidth (e.g., 2.4 GHz ISM band)Determines application compatibility
Receiver SensitivityMinimum detectable signal level (e.g., -120 dBm)Impacts communication range and reliability
Output PowerTransmit signal strength (e.g., +30 dBm)Dictates coverage area and regulatory compliance
Data RateMaximum transmission speed (e.g., 1 Mbps)Critical for real-time applications
Power ConsumptionOperating current/voltage requirementsAffects battery life and thermal management

5. Application Fields

  • Telecommunications: 5G NR base stations, microwave backhaul links
  • Healthcare: Wireless patient monitoring systems (e.g., Medtronic CareLink)
  • Retail: RFID-based inventory tracking (e.g., Amazon Go stores)
  • Automotive: Keyless entry systems (e.g., Tesla Model S passive entry)
  • Industrial: Wireless sensor networks (e.g., Siemens SIMATIC NET)

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
QualcommWTR5975 RF TransceiverSupports 2G 5G, 20 MHz bandwidth
NXP SemiconductorsUHF RFID Reader IC SL900A900 MHz, 128-bit security encryption
Texas InstrumentsCC2640R2F Bluetooth TransceiverBLE 5.0, 5 mm 5 mm QFN package
STMicroelectronicsSPBTLE-RF Evaluation Board868/915 MHz ISM band operation

7. Selection Guidelines

Key considerations include:

  • Frequency compatibility with target environment
  • Link budget analysis (distance, obstacles, fading)
  • Regulatory certifications (FCC, ETSI, RoHS)
  • Environmental factors (temperature, humidity, EMI)
  • Integration requirements (form factor, interface protocols)

8. Industry Trends

Future developments focus on:

  • Ultra-wideband (UWB) for precise localization
  • Massive MIMO integration in 5G transceivers
  • Energy-harvesting RFID tags for IoT
  • AI-driven dynamic spectrum management
  • Miniaturization via System-on-Chip (SoC) designs
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