The RFFM4252BTR7 is a front-end module (FEM) from Qorvo, designed for Wi-Fi applications operating in the 2.4 GHz band. It integrates a power amplifier (PA), low noise amplifier (LNA), and a single-pole, double-throw (SPDT) switch to provide a complete transmit and receive solution.

Applications:

• Wi-Fi 802.11 b/g/n applications
• Wireless routers
• Access points
• IoT devices
• Wireless repeaters

Features:

• Frequency Range: 2.4 GHz to 2.5 GHz
• Integrated Power Amplifier (PA), Low Noise Amplifier (LNA), and SPDT switch
• Transmit Gain: 32 dB
• Receive Gain: 14 dB
• Low Noise Figure: 2.5 dB
• High Output Power: +19 dBm
• Small Package: 3.0 mm x 3.0 mm x 0.5 mm
• Single supply voltage: 3.3V

Benefits:

• Improved Wi-Fi performance with increased range and signal strength.
• Reduced board space due to highly integrated design.
• Simplified design and manufacturing process.
• Lower bill of materials (BOM) cost.
• Enhanced receive sensitivity with integrated LNA.
• High linearity for improved data throughput.

Technical Specifications:

The RFFM4252BTR7 FEM operates with a single 3.3V supply. It supports various modulation schemes, including DSSS and OFDM. The device is packaged in a compact LGA package, making it easy to integrate into small form-factor devices. The operating temperature range is -40°C to +85°C.

This front-end module provides a complete RF solution for 2.4 GHz Wi-Fi applications, offering high performance and integration in a small package. The module's integrated PA, LNA, and SPDT switch simplify the design process and reduce overall system cost.