Microchip Technology Inc
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MRF24J40

Status: In Production

Features:

  • Complete IEEE 802.15.4 radio
  • Supports ZigBee™ and MiWi™ protocols
  • Simple four-wire SPI interface
  • Integrated 20 MHz and 32.768 kHz oscillator drive
  • Low current consumption
  • Hardware CSMA-CA Mechanism
  • Automatic ACK response
  • Hardware security engine (AES-128)
  • Automatic packet retransmit capable
  • Small 40-pin leadless QFN 6x6 mm2 package
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Overview
Documents
Development Environment
RoHS Information
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Device Overview

Summary

MRF24J40 is a complete IEEE 802.15.4 radio and operates in the 2.4GHz freq band.  The MRF24J40 supports ZigBee™, MiWi™ and proprietary protocols to provide an ideal solution for wireless sensor networks, home automation, building automation and consumer applications.

For a modular solution based on the MRF24J40, Microchip offers the MRF24J40MA and MRF24J40MD.  These fully-certified modules minimize product development and enable quick time to market.

Additional Features
      • Complete IEEE 802.15.4 radio
      • Supports ZigBee™ and MiWi™ protocols
      • Simple four-wire SPI interface
      • Integrated 20 MHz and 32.768 kHz oscillator drive
      • Low current consumption
      • Hardware CSMA-CA Mechanism
      • Automatic ACK response
      • Hardware security engine (AES-128)
      • Automatic packet retransmit capable
      • Small 40-pin leadless QFN 6x6 mm2 package
      Parametrics
      Name
      Value
      Type
      802.15.4
      Family
      Wireless
      Clock
      20 MHz
      Host Interface
      4-wire SPI
      Pin Count
      40
      Int OSC
      20MHz, 32kHz
      Max Speed (MHz)
      5
      IO Pins
      2
      RF Transceiver
      Yes
      Max Speed (MHz)1
      20
      Vdd Range(V)
      2.4 to 3.6
      ZigBee Stack
      Yes
      MiWI Stack
      Yes
      Digital Comm. Periph
      SPI
      Rf Data Rate
      250
      Frequency Range
      2.405-2.48
      Input Sensitivity (mVpp)
      -95.00
      Rx Input Sensitivity (dB)
      -95
      RSSI
      Yes
      TX Current Consumption
      23.00
      RX Current Consumption
      19.00
      Sleep Mode Current Consumption
      Yes
      MAC
      Yes
      MAC Features
      CSMA-CA
      Encryption
      AES128
      Ethernet Type
      10Base-T
      Comments
      IEEE 802.15.4 Compliant, Stand-alone Tranceiver

      Documents

      Jump to:

      Data Sheets

      03/27/2011
      793KB
      03/25/2014
      909KB
      08/18/2010
      3549KB
      11/10/2008
      399KB

      Errata

      06/07/2015
      223KB

      Brochures

      10/06/2014
      3370KB

      Gerber Files

      Software Library

      Development Environment

      • Demo & Evaluation Boards
      • Software Libraries
      Demo & Evaluation Boards
      Zena™ Wireless Adapter - 2.4 GHz MRF24J40
      Zena™ Wireless Adapter - 2.4 GHz MRF24J40 ( AC182015-1 )

      The ZENA™ Wireless Adapter is a multifunction Universal Serial Bus (USB) wireless adapter connecting USB-equipped desktop or notebook computers with Microchip wireless products for development or application uses.

      As a development tool, the ZENA Wireless Adapter can be used as a protocol analyzer or as a diagnostic tool.

      The ZENA Wireless Adapter is capable of...

      Learn More
      Add To Cart
      MRF24J40MA PICtail/PICtail Plus
      MRF24J40MA PICtail/PICtail Plus ( AC164134-1 )

      The MRF24J40MA PICtail™/PICtail Plus Daughter Board is a demonstration and development daughter board for the MRF24J40MA IEEE 802.15.4, 2.4 GHz RF Transceiver module.

      The daughter board plugs into multiple Microchip Technology demonstration and development boards.  For example, for 8-bit

      ...

      Learn More
      Add To Cart
      MiWi Demo Kit - 2.4 GHz MRF24J40
      MiWi Demo Kit - 2.4 GHz MRF24J40 ( DM182016-1 )

      The MiWi Demo Kit – 2.4 GHz MRF24J40 is an easy-to-use evaluation and development platform for IEEE 802.15.4 application designers. Developers can develop/debug and demo application code all on the same platform.

      The kit includes all hardware needed to rapidly prototype wireless applications, and is pre-programmed with the MiWi™ Mesh protocol stack. Complete demo...

      Learn More
      Add To Cart
      MiWi Protocol to Wi-Fi Wireless Demo Kit
      MiWi Protocol to Wi-Fi Wireless Demo Kit ( DM182018 )

      The MiWi™ Protocol to Wi-Fi® Wireless Demo kit allows developers to evaluate and experiment with MiWi protocol to Wi-Fi gateway solutions.  The kit includes a Wireless Evaluation Board with both the MiWi protocol and Wi-Fi transceivers.  The kit also includes two MiWi Demo Boards to create a three node MiWi protocol network.

      The Wireless Evaluation Board can be...

      Learn More
      Add To Cart
      Software Libraries
      Microchip Libraries for Applications

      Learn More

      RoHS Information

      Part Number
      Device Weight
      Shipping Weight
      Lead Count
      Package Type
      Package Width
      Solder Composition
      JEDEC Indicator
      RoHS
      China EFUP
      MRF24J40-I/MLVAO
      0.181700
      0.163934
      40
      QFN
      6x6x0.9mm
      Matte Tin
      e3
      Rohs icon
      efup china icon
      MRF24J40T-I/MLVAO
      0.181700
      0.405000
      40
      QFN
      6x6x0.9mm
      Matte Tin
      e3
      Rohs icon
      efup china icon
      MRF24J40-I/ML
      0.181700
      0.163934
      40
      QFN
      6x6x0.9mm
      Matte Tin
      e3
      Rohs icon
      efup china icon
      MRF24J40T-I/ML
      0.181700
      0.405000
      40
      QFN
      6x6x0.9mm
      Matte Tin
      e3
      Rohs icon
      efup china icon
      MRF24J40MBT-I/RM
      2.500000
      4.171429
      12
      MODULE
      Varies
      NiAu
      e4
      Rohs icon
      efup china icon
      MRF24J40MD-I/RM
      2.500000
      7.400000
      12
      MODULE
      Varies
      NiAu
      e4
      Rohs icon
      efup china icon
      MRF24J40ME-I/RM
      2.500000
      7.400000
      12
      MODULE
      Varies
      NiAu
      e4
      Rohs icon
      efup china icon
      MRF24J40MDT-I/RM
      2.500000
      4.171429
      12
      MODULE
      Varies
      NiAu
      e4
      Rohs icon
      efup china icon
      MRF24J40MET-I/RM
      2.500000
      4.171429
      12
      MODULE
      Varies
      NiAu
      e4
      Rohs icon
      efup china icon
      MRF24J40MA-I/RM
      0.900000
      1.037037
      12
      MODULE
      Varies
      NiAu
      e4
      Rohs icon
      efup china icon
      MRF24J40MAT-I/RM
      0.900000
      1.807500
      12
      MODULE
      Varies
      NiAu
      e4
      Rohs icon
      efup china icon
      MRF24J40MCT-I/RM
      2.500000
      4.171429
      12
      MODULE
      Varies
      NiAu
      e4
      Rohs icon
      efup china icon
      To see a complete listing of RoHS data for this device, please Click here
      Shipping Weight = Device Weight + Packing Material weight. Please contact sales office if device weight is not available.

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