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Manufacturer Part #


2.4 GHz IEEE 802.15.4 RF Transceiver Module (T&R) -40C to +85C

ECAD Model:
Mfr. Name: Microchip
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Product Specification Section
Technical Attributes
Attributes Table
Module: ModuleWLAN-802154
Data Rate: 250kbps
Range: 122m
RF Band: 2.4GHz
Certified: Yes
Mounting Method: Surface Mount
Features & Applications
MRF24J40MA is a certified 2.4 GHz IEEE 802.15.4 radio transceiver module. The MRF24J40MA has an integrated PCB antenna, matching circuitry, and supports the ZigBee™, MiWi™ and MiWi P2P protocols. The MRF24J40MA Module connects to hundreds of PIC® microcontrollers via a 4-wire SPI interface and is an ideal solution for wireless sensor networks, home automation, building automation and consumer applications.


 IEEE Std. 802.15.4™ Compliant RF Transceiver

 Supports ZigBee®, MiWi™, MiWi™ P2P and

Proprietary Wireless Networking Protocols

Small Size: 0.7” x 1.1” (17.8 mm x 27.9 mm),

Surface Mountable

 Integrated Crystal, Internal Voltage Regulator,

Matching Circuitry and PCB Antenna

 Easy Integration into Final Product – Minimize

Product Development, Quicker Time to Market

 Radio Regulation Certification for United States

(FCC), Canada (IC) and Europe (ETSI)

 Compatible with Microchip Microcontroller

Families (PIC16F, PIC18F, PIC24F/H, dsPIC33

and PIC32)

 Up to 400 ft. Range


Operating Voltage: 2.4-3.6V (3.3V typical)

Temperature Range: -40°C to +85°C Industrial

Simple, Four-Wire SPI Interface

Low-Current Consumption:

RX mode: 19 mA (typical)

TX mode: 23 mA (typical)

Sleep: 2 μA (typical)

RF/Analog Features:

ISM Band 2.405-2.48 GHz Operation

Data Rate: 250 kbps

-94 dBm Typical Sensitivity with +5 dBm

Maximum Input Level

 +0 dBm Typical Output Power with

36 dB TX Power Control Range

 Integrated Low Phase Noise VCO, Frequency

Synthesizer and PLL Loop Filter

 Digital VCO and Filter Calibration

 Integrated RSSI ADC and I/Q DACs

 Integrated LDO

 High Receiver and RSSI Dynamic Range

MAC/Baseband Features:

 Hardware CSMA-CA Mechanism, Automatic ACK

Response and FCS Check

 Independent Beacon, Transmit and GTS FIFO

 Supports all CCA modes and RSS/LQI

 Automatic Packet Retransmit Capable

 Hardware Security Engine (AES-128) with CTR,

CCM and CBC-MAC modes

 Supports Encryption and Dec

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