| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
NXP Semiconductors |
IC REMOTE KEYLESS ENTRY 20TSSOP |
0 |
|
|
NXP Semiconductors |
IC MCU RISC 20TSSOP |
0 |
|
|
NXP Semiconductors |
IC MCU RISC 36SOICJ |
0 |
|
 |
NXP Semiconductors |
RF TX IC UHF 315/434MHZ 16VFQFN |
0 |
|
 |
Texas Instruments |
RF TX IC FSK 300MHZ-1GHZ 24TSSOP |
0 |
|
 |
Lattice Semiconductor |
GEN3 WIRELESSHD RECEIVER MODULE |
0 |
|
 |
Lattice Semiconductor |
GEN3 WIRELESSHD RECEIVER MODULE |
0 |
|
 |
Melexis |
RF XMITTER ASK/FSK 433MHZ 8SOIC |
0 |
|
 |
Linx Technologies |
RF TX IC ASK 418MHZ 24SMD MOD |
0 |
|
 |
Roving Networks / Microchip Technology |
RF TX IC ASK/FSK 433MHZ 32VFQFN |
0 |
|
 |
IR (Infineon Technologies) |
RF TRANSMITTER 28TSSOP |
0 |
|
 |
Melexis |
RF XMITTER ASK/FSK 433MHZ 8SOIC |
0 |
|
 |
Roving Networks / Microchip Technology |
RF XMITTER ASK 433MHZ 16LSSOP |
0 |
|
 |
Melexis |
RF TX IC ASK 868/915MHZ 10VFDFN |
0 |
|
 |
ams |
RF XMITTER FSK 300-928MHZ 16VQFN |
0 |
|
 |
Seeed |
RF XMITTER ISM 315/433MHZ MODULE |
0 |
|
 |
Linx Technologies |
RF TX IC FM/FSK 902-928MHZ 10SIP |
0 |
|
 |
Silicon Labs |
RF TX IC FSK 240-930MHZ 20VFQFN |
0 |
|
 |
Maxim Integrated |
INTEGRATED CIRCUIT |
0 |
|
 |
Linx Technologies |
RF TX IC FM/FSK 902-928MHZ 10SIP |
0 |
|
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.
| 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 |
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.
| 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 |
Case Study: Amazon's warehouse robots use 868 MHz RFID readers for real-time inventory with 5 cm accuracy.
| 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 |
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