RF Transmitters

Part Number	Description / PDF	Quantity
MAX2904EGI Analog Devices, Inc.	TRANSMITTER, 868MHZ/915MHZ ISM	953
MAX2366EGM Analog Devices, Inc.	DUAL-BAND QUADRATURE TRANSMITTER	6083
ADF7012BRUZ Analog Devices, Inc.	RF TX IC ASK 75MHZ-1GHZ 24TSSOP	117
ADF7011BRU Analog Devices, Inc.	RF TX IC ASK 433-435MHZ 24TSSOP	13315
MAX2363EGM-TD. Analog Devices, Inc.	DUAL-BAND QUADRATURE TRANSMITTER	7500
MAX2361EGM Analog Devices, Inc.	DUAL-BAND QUADRATURE TRANSMITTER	845
MAX2365EGM-TD Analog Devices, Inc.	DUAL-BAND QUADRATURE TRANSMITTER	2500
ADF7011BRUZ Analog Devices, Inc.	RF TX IC ASK 433-435MHZ 24TSSOP	2664
HMC6300BG46 Analog Devices, Inc.	RF XMITTER ISM 57-64GHZ 65VFBGA	55
MAX2104CCM-D Analog Devices, Inc.	DOWN CONVERTER	165
ADF7010BRU Analog Devices, Inc.	LOW POWER RF TRANSCEIVER	372
MAX2367EGM Analog Devices, Inc.	DUAL-BAND QUADRATURE TRANSMITTER	1283
MAX2507ELM-TD Analog Devices, Inc.	MAX2507 RF TRANSMITTER	2700
MAX2901ETI+ Analog Devices, Inc.	RF AND BASEBAND CIRCUIT	22680
ADF7012BRUZ-RL7 Analog Devices, Inc.	RF TX IC ASK 75MHZ-1GHZ 24TSSOP	753
MAX2363ETM Analog Devices, Inc.	DUAL-BAND QUADRATURE TRANSMITTER	181
MAX2361ETM Analog Devices, Inc.	DUAL-BAND QUADRATURE TRANSMITTER	3312
MAX2363EGM Analog Devices, Inc.	DUAL-BAND QUADRATURE TRANSMITTER	2023
ADF7010BRUZ Analog Devices, Inc.	LOW POWER RF TRANSCEIVER	35804
ADF7010BRUZ-REEL Analog Devices, Inc.	LOW POWER RF TRANSCEIVER	7500

RF Transmitters

1. Overview

RF (Radio Frequency) transmitters are electronic devices that generate and transmit high-frequency electromagnetic waves for wireless communication. IF (Intermediate Frequency) components process signals at intermediate stages in transceivers. RFID (Radio Frequency Identification) RF transmitters specifically enable contactless data exchange between tags and readers. These technologies form the backbone of modern wireless systems, supporting applications from mobile communications to IoT networks.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
ISM Band Transmitters	Unlicensed operation at 2.4 GHz/900 MHz	Wi-Fi routers, Bluetooth devices
Cellular Transmitters	5G/LTE protocol support with power control	Smartphones, base stations
UHF RFID Readers	860-960 MHz frequency agility	Warehouse inventory systems
HF RFID Modules	13.56 MHz contactless payment support	Access control terminals

3. Structure and Components

Typical RF transmitter architecture includes: Power Amplifier (PA) for signal boosting, Voltage-Controlled Oscillator (VCO) for frequency generation, modulator for data encoding, impedance matching networks, and antenna interfaces. Advanced systems integrate DSP cores for digital modulation (QAM, OFDM) and temperature-compensated crystal oscillators (TCXO) for stability. RFID variants add protocol-specific encoding circuits and impedance-tuned front-ends.

4. Key Technical Specifications

Parameter	Significance
Frequency Range: 300 MHz - 6 GHz	Determines application compliance (e.g., FCC Part 15.247)
Output Power: 0.1 - 30 dBm	Affects transmission distance and regulatory class
Modulation Accuracy: EVM < 5%	Ensures data integrity in dense environments
Current Consumption: 5-100 mA	Battery life consideration for IoT devices

5. Application Fields

Telecommunications: 5G small cells, satellite modems
Logistics: UHF RFID for supply chain tracking
Healthcare: Medical implant telemetry systems
Retail: NFC payment terminals (13.56 MHz HF RFID)

Case Study: Amazon's warehouse robots use 868 MHz RFID readers for real-time inventory with 5 cm accuracy.

6. Leading Manufacturers and Products

Vendor	Representative Product
TI (Texas Instruments)	CC1352P7 multi-band wireless MCU
Nordic Semiconductor	nRF52840 Bluetooth 5.3 SoC
Impinj	R420 UHF Gen2 RFID reader
STMicroelectronics	CR95HF NFC/RFID transceiver

7. Selection Guidelines

Determine regulatory requirements (FCC/ETSI compliance)
Match frequency to use case (e.g., 900 MHz for liquid penetration)
Evaluate environmental factors (temperature, interference)
Assess protocol compatibility (LoRaWAN, BLE 5.4)
Optimize power vs. range trade-offs

8. Industry Trends

Key developments include: - 5G integration with sub-6 GHz RF front-ends - RFID moving to microwave frequencies (2.45 GHz active tags) - AI-enhanced spectrum sensing for dynamic frequency selection - Miniaturization via SiP (System-in-Package) technology - Energy harvesting transmitters for battery-free IoT