Microchip MRF24WN0MA-I/RM100 3.15 → 3.45V WiFi Module, 802.11b/g/n SPI

  • RS stock no. 905-3066
  • Mfr. Part No. MRF24WN0MA-I/RM100
  • Manufacturer Microchip
Technical data sheets
Legislation and Compliance
Product Details

MRF24WN0MA/MB 2.4 GHz 802.11b/g/n Wireless Modules

The Microchip MRF24WN0 is a family of 2.4GHz 802.11b/g/n Wireless Modules that integrate all the required RF components into one compact form factor. The module includes a Voltage Regulator, Crystal Oscillator, RF Matching Circuitry, Power Amplifier (PA), Low Noise Amplifier (LNA) and encryption support. Provided is a 4-wire SPI with which to interface to a host controller.

Two module variants are available; the MRF24WN0MA with Integral Antenna and the MRF24WN0MB with External Antenna Connection.


Fully integrated wireless module
IEEE 802.11b/g/n compliant transceiver
2.4 GHz IEEE 802.11n Single Stream 1x1
4-Wire SPI Interface to Host Controller (including interrupt)
Works with Microchip's MPLAB® Harmony Integrated Software Framework
Compact surface mount module: 17.8 mm x 26.7 mm x 2.2 mm
Castellated surface mount pads for easy and reliable PCB mounting
Environmentally friendly, RoHS compliant

WLAN (Wireless Local Area Network) - Microchip Technology

Attribute Value
Supported Protocol 802.11b/g/n
Supported Security Standards AES128
Supported Bus Interfaces SPI
Supply Voltage 3.15 → 3.45V
Dimensions 17.8 x 26.7 x 2.2mm
Height 2.2mm
Length 26.7mm
Maximum Operating Temperature +85 °C
Minimum Operating Temperature -40 °C
Width 17.8mm
49 Available from UK/Europe in 4–6 working days (Covid-19 flight delays could impact quoted delivery times) for collection or delivery to major cities (Heavy, hazardous or lithium product excluded. Delivery T&C's apply)
Price (Excl VAT) Each
R 223.44
(exc. VAT)
R 256.96
(inc. VAT)
Per unit
1 - 9
R 223.44
10 - 49
R 218.97
50 - 99
R 212.40
100 +
R 203.90
Not Available for premium delivery
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