RF Misc ICs and Modules

Image	Part Number	Description / PDF	Quantity	Rfq
	U4289BM-MFPG3 Roving Networks / Microchip Technology	IC PLL AM/FM W/1 SWITCH 16-SSOP	0
	ATR4289-TBQY Roving Networks / Microchip Technology	IC AM/FM PLL W/1SWITCH 16SOIC	0
	ATR4256-TKSY Roving Networks / Microchip Technology	IC FREQ SYNTH RADIO TUNER 20SSO	0
	ATR4285-TKQY Roving Networks / Microchip Technology	IC AM/FM PLL W/4SWITCHES 20SSO	0
	ATR4255N-ILSY Roving Networks / Microchip Technology	IC AM/FM RECEIVER 44SSOP	0
	MIC2808-NNYFT-TR Roving Networks / Microchip Technology	IC RF PA SOLUTION 600MA 16-FTMLF	0
	ATR4255-ILSH Roving Networks / Microchip Technology	IC AM/FM RECEIVER 44SSOP	0
	ATR0625P-PYQW Roving Networks / Microchip Technology	IC GPS BASE PROCESSOR 56-QFN	0
	ATR2740-RQHH Roving Networks / Microchip Technology	IC DAB DGTL PROC DEVICE 128LQFP	0
	ATR4255P-ILSY Roving Networks / Microchip Technology	IC AM/FM RECEIVER 44SSOP	0
	ATR4253-PVQW Roving Networks / Microchip Technology	IC ALL-IN-ONE FM ANT MX 16VQFN	0
	ATR4289-TBSY Roving Networks / Microchip Technology	IC AM/FM PLL W/1SWITCH 16SOIC	0
	ATR0621P-7FQY Roving Networks / Microchip Technology	IC GPS BASE PROCESSOR 100-LFBGA	0
	U4254BM-MFPG3 Roving Networks / Microchip Technology	IC IMPEDANCE MATCH AM/FM 16-SOIC	0
	U4289BM-MFP Roving Networks / Microchip Technology	IC PLL AM/FM W/1 SWITCH 16-SSOP	0
	U4256BM-NFS Roving Networks / Microchip Technology	IC SYNTHESIZER FREQ RADIO 20SSOP	0
	ATR4255N-ILQY Roving Networks / Microchip Technology	IC AM/FM RECEIVER 44SSOP	0
	ATR4256-TKQY Roving Networks / Microchip Technology	IC FREQ SYNTH RADIO TUNER 20SSO	0
	ATR4253-PVPW Roving Networks / Microchip Technology	IC ALL-IN-ONE FM ANT MX 16VQFN	0
	ATR4255-ILQH Roving Networks / Microchip Technology	IC AM/FM RECEIVER 44SSOP	0

RF Misc ICs and Modules

1. Overview

RF/IF (Radio Frequency/Intermediate Frequency) and RFID (Radio Frequency Identification) RF miscellaneous ICs and modules are critical components in wireless communication systems. RF/IF devices process signals in the radio and intermediate frequency ranges, enabling signal modulation, amplification, and filtering. RFID RF components facilitate contactless data exchange between tags and readers. These technologies underpin modern wireless applications, including telecommunications, IoT, and automated identification systems, driving efficiency and connectivity across industries.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
RF Amplifiers	Boost signal strength while maintaining linearity	5G base stations, satellite communication
Mixers/Converters	Translate frequencies for signal processing	Wireless transceivers, radar systems
RFID Reader Modules	Encode/decode data via electromagnetic coupling	Access control, inventory management
Filters	Suppress unwanted frequencies	Smartphones, industrial sensors
RFID Tags (Passive/Active)	Store/transmit unique identifiers without batteries (passive) or with batteries (active)	Asset tracking, supply chain logistics

3. Structure and Composition

Typical RF/RFID modules consist of: - Substrate Materials: Ceramic, FR4, or flexible PCBs for signal integrity - Active Components: GaAs FETs, CMOS transistors for amplification/switching - Passive Components: Inductors, capacitors, and resonators for filtering/tuning - Encapsulation: QFN, BGA, or hybrid packages for EMI shielding - Antenna Interfaces: Impedance-matched circuits for efficient energy transfer

4. Key Technical Specifications

Parameter	Description	Importance
Frequency Range	Operational bandwidth (e.g., 860MHz-960MHz for UHF RFID)	Determines application compatibility
Output Power	Transmitted RF power (dBm)	Affects communication distance
Insertion Loss	Signal attenuation through the device	Impacts system efficiency
Read Range	Maximum tag-reader distance (for RFID)	Defines deployment flexibility
Power Consumption	Operating current/voltage requirements	Crucial for battery-powered devices

5. Application Domains

Telecommunications: 5G infrastructure, Wi-Fi 6 modules
Healthcare: Real-time patient monitoring wearables
Logistics: Automated warehouse inventory systems
Automotive: Tire pressure monitoring systems (TPMS)
Retail: NFC-enabled payment terminals

6. Leading Manufacturers and Products

Vendor	Product Example	Key Features
Texas Instruments	CC1310 Wireless MCU	Sub-1GHz IoT connectivity, 6mm package
NXP Semiconductors	MR2001 RFID Reader	UHF Gen2 protocol support
STMicroelectronics	VN8040 Full-Bridge Driver	High-side/low-side RF switching
Impinj	Monza X-8K Tag IC	96-bit EPC memory, 15-meter read range

7. Selection Guidelines

Key considerations include: - Match frequency specifications to regulatory standards (FCC/ETSI) - Balance power efficiency with required transmission range - Ensure environmental durability (temperature, moisture) - Verify protocol compatibility (e.g., ISO/IEC 14443 for NFC) - Prioritize integration simplicity via development kits/support

8. Industry Trends

Emerging developments include: - Higher Integration: Multi-function SiP (System-in-Package) solutions - mmWave Expansion: 24GHz+ modules for automotive radar and 5G - Energy Harvesting: Self-powered RFID sensors for industrial IoT - AIR (Ambient RF) Technology: Backscatter communication without dedicated readers - AI-Driven Optimization: Machine learning for dynamic frequency adjustment