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RN171-I/RM

RN171-I/RM Description

The RN171-I/RM by Microchip Technology is a compact 802.11b/g WiFi RF transceiver module designed for embedded wireless applications. Operating in the 2.4GHz frequency band, it delivers a 12dBm output power and supports data rates up to 54Mbps with robust modulation schemes like CCK, DSSS, DBPSK, DQPSK, and OFDM. The module integrates 2MB ROM and 128kB RAM, ensuring efficient firmware execution and data handling. With a 3V–3.7V supply voltage, it consumes 40mA in receive mode and 120mA–190mA in transmit mode, making it suitable for power-sensitive designs. Its surface-mountable form factor and MSL 3 (168 hours) rating ensure reliability in manufacturing.

RN171-I/RM Features

• High-Performance WiFi Connectivity: Supports 802.11b/g protocols with 54Mbps throughput, ideal for bandwidth-intensive applications.
• Versatile Interfaces: Includes UART, SPI, and SDIO for flexible host MCU integration.
• Low Power Consumption: Optimized for battery-operated devices with 40mA (RX) and 120mA–190mA (TX) current draw.
• Compact & Robust Design: Module package with RoHS3 compliance and REACH-unaffected status for environmental resilience.
• Advanced Modulation: Supports CCK, DSSS, and OFDM for reliable communication in noisy environments.
• Firmware Flexibility: Preloaded with v4.41 firmware, enabling quick deployment without additional programming.

RN171-I/RM Applications

• IoT & M2M Communication: Ideal for smart sensors, industrial monitoring, and remote data logging.
• Consumer Electronics: Enables WiFi connectivity in appliances, wearables, and home automation systems.
• Embedded Systems: Suitable for robotics, medical devices, and portable instruments requiring wireless control.
• Retail & POS Systems: Facilitates secure transactions and inventory management via WiFi.
• Proprietary Wireless Solutions: Customizable for niche applications due to its SPI/UART programmability.

Conclusion of RN171-I/RM

The RN171-I/RM stands out as a highly integrated, low-power WiFi module with superior RF performance and flexible host interfacing. Its compact design, compliance with environmental standards, and broad modulation support make it a preferred choice for developers seeking reliable wireless connectivity in IoT, industrial, and consumer applications. Compared to similar modules, its balanced power efficiency and data rate offer an optimal blend of performance and energy savings, ensuring longevity in battery-powered systems.