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MRF24WN0MA-I/RM100

MRF24WN0MA-I/RM100 Description

The MRF24WN0MA-I/RM100 is a 2.4GHz WiFi RF transceiver module from Microchip Technology, designed for embedded wireless applications requiring reliable, high-performance connectivity. This surface-mount module integrates an 802.11b/g/n-compliant radio with a trace antenna, offering a compact, all-in-one solution for IoT, industrial, and consumer devices. Operating at 3.15V–3.45V, it delivers a 20.7dBm output power and supports data rates up to 54Mbps with BPSK, CCK, DSSS, QAM, and QPSK modulation schemes. Though marked as obsolete, its robust design and compliance with ROHS3 and REACH standards make it suitable for legacy systems.

MRF24WN0MA-I/RM100 Features

• Integrated Trace Antenna: Eliminates the need for external antenna components, reducing design complexity.
• Low Power Consumption: 61mA–73mA (Rx) and 196mA–248mA (Tx) current draw optimizes battery life in portable applications.
• SPI Interface: Simplifies integration with host microcontrollers, enabling streamlined firmware control.
• High Output Power (20.7dBm): Ensures strong signal penetration in congested RF environments.
• Compact Form Factor: Surface-mountable design ideal for space-constrained PCB layouts.
• Compliance: Meets 802.11b/g/n standards, ROHS3, and REACH, ensuring global compatibility.

MRF24WN0MA-I/RM100 Applications

• Industrial IoT (IIoT): Remote monitoring and control systems requiring stable WiFi connectivity.
• Consumer Electronics: Smart home devices, wearables, and multimedia streaming gadgets.
• Embedded Systems: Legacy designs needing a proven, integrated WiFi solution with minimal external components.
• Medical Devices: Wireless diagnostic tools where reliability and compactness are critical.
• Retail & Automation: POS terminals and inventory tracking systems benefiting from SPI-based control.

Conclusion of MRF24WN0MA-I/RM100

The MRF24WN0MA-I/RM100 excels in applications demanding low-latency, medium-data-rate wireless communication with minimal design overhead. Its integrated antenna, SPI interface, and high output power distinguish it from discrete RF solutions, though its obsolete status may limit new designs. Ideal for upgrades or replacements in existing systems, it remains a viable choice for developers prioritizing reliability and compliance. For new projects, consider Microchip’s newer WiFi modules with enhanced features.