Microchip Technology MRF24WN0MA, Manual

Page 1: ...and reliable PCB mounting Environmentally Friendly RoHS Compliant Operational Single Operating Voltage 3 15V to 3 45V 3 3V typical Temperature Range 40 C to 85 C Industrial Low Current Consumption RX...

Page 2: ...most up to date version of this data sheet please register at our Worldwide Web site at http www microchip com You can determine the version of a data sheet by examining its literature number found on...

Page 3: ...tation tab The MRF24WN0MA module is approved for use with the integrated PCB trace antenna The MRF24WN0MB module is approved for use with specific external antenna types that are certified with the mo...

Page 4: ...m Table 1 2 describes the MRF24WN0MA MB pins FIGURE 1 2 MRF24WN0MA MB PIN DIAGRAM 37 GND GND 1 TEST 2 GND 3 VDD 4 NC 5 NC 6 NC 7 NC 8 NC 9 NC 10 NC 11 NC 12 SPI_CLK 13 SPI_MISO 14 36 GND 35 VDD 34 GND...

Page 5: ...ERNATE DI Lowest Power State active low 20 SPI_INT DO SPI interrupt output active low 21 MODE0 DI Mode select 0 Connect to GND 2 22 SPI_MOSI DI SPI data input 23 SPI_CS MODE1 DI SPI Chip Select Mode s...

Page 6: ...gure 1 3 Figure 1 4 and Figure 1 5 show the physical dimensions and the mounting details of the module Figure 1 6 and Figure 1 7 show the recommended host PCB footprint and layout FIGURE 1 3 MRF24WN0M...

Page 7: ...2015 Microchip Technology Inc Advance Information DS50002410A page 7 MRF24WN0MA MB FIGURE 1 4 MRF24WN0MA MB MODULE PHYSICAL DIMENSIONS BOTTOM VIEW LPHQVLRQV DUH LQ LQFKHV...

Page 8: ...icrochip Technology Inc FIGURE 1 5 MRF24WN0MA MB MODULE MOUNTING DETAILS Keep area around antenna approximately 1 25 inches clear of metallic structures for best performance 1 25 1 25 Edge of Host PCB...

Page 9: ...y Inc Advance Information DS50002410A page 9 MRF24WN0MA MB FIGURE 1 6 MRF24WN0MA MB RECOMMENDED HOST PCB FOOTPRINT URXQG 3ODQH RVW 3 GJH 6KLHOG 3DGV GLDPHWHU R QRW ORFDWH RVW 3 WRS OD HU FRSSHU XQGHU...

Page 10: ...lder reflow profiles To avoid damaging the module adhere to the following recommendations Solder reflow recommendations are provided in the Microchip Application Note AN233 Solder Reflow Recommendatio...

Page 11: ...to the Training Getting Started tab The MPLAB Harmony Help document is available for download from the MPLAB Harmony framework direc tory c microchip harmony version doc The PIC32 input output ports S...

Page 12: ...on and wake up to ensure that the module start up in normal operation Once the module is operational the pin becomes the SPI Port Chip Select pin active low FIGURE 2 2 SPI SLAVE INTERFACE TIMING TABLE...

Page 13: ...recommended bypass capacitors The capacitors must be closely placed to the module 2 6 Hibernate The module enters the lowest power mode when the HIBERNATE pin is asserted low No state information is p...

Page 14: ...MRF24WN0MA MB DS50002410A page 14 Advance Information 2015 Microchip Technology Inc NOTES...

Page 15: ...matic Integral PCB Trace Antenna and Antenna Types 3 1 Application Schematic Figure 3 1 shows the schematic for the MRF24WN0MA module FIGURE 3 1 APPLICATION SCHEMATIC 9 9 9 9 9 5 N 5 N 5 N 8 05 1 0 1...

Page 16: ...B antenna Figure 3 2 illustrates the simulation drawing The two dimensional 2D radiation pattern is illustrated in Figure 3 3 whereas Figure 3 4 and Figure 3 5 shows the three dimensional 3D radiation...

Page 17: ...e m1 60 0000 60 0000 0 6323 dB Gain Total Setup 1 Last Adaptive Freq 2 44 GHz Phi 0 deg 0 0097 m2 20 0000 20 0000 0 3962 m3 30 0000 30 0000 0 1038 m4 100 0000 100 0000 0 9490 dB Gain Total Setup 2 Las...

Page 18: ...MRF24WN0MA MB DS50002410A page 18 Advance Information 2015 Microchip Technology Inc FIGURE 3 4 SIMULATED THREE DIMENSIONAL RADIATION PATTERN Radiation pattern against the module dimensions...

Page 19: ...2015 Microchip Technology Inc Advance Information DS50002410A page 19 FIGURE 3 5 SIMULATED THREE DIMENSIONAL RADIATION PATTERN Three dimensional 3D pattern and magnitude distribution...

Page 20: ...external antenna The choice of antenna is limited to the antenna types in which the module is tested and approved For a list of tested and approved antenna types that may be used with the module refe...

Page 21: ...ts own FCC ID number and if the FCC ID is not visible when the module is installed inside another device then the outside of the finished product into which the module is installed must also display a...

Page 22: ...or the word Contains or similar wording expressing the same meaning as follows User Manual Notice for License Exempt Radio Appara tus from Section 7 1 3 RSS Gen Issue 3 December 2010 User manuals for...

Page 23: ...h and Safety Article 3 1 a Electromagnetic Compatibility EMC Article 3 1 b and Radio Article 3 2 and are summarized in Table 3 1 European Com pliance Testing A Notified Body Opinion has also been issu...

Page 24: ...3 1 4 4 2 HELPFUL WEB SITES The Australian Communications and Media Authority www acma gov au 4 5 New Zealand The New Zealand radio regulations do not provide a modular approval policy similar to the...

Page 25: ...Internal Affairs and Communications MIC website The MRF24WN0MA MB module is labeled with its own technical conformity mark and certification number The final product in which this module is being used...

Page 26: ...chnology sales or distribution partners to obtain a Letter of Authority Integration of this module into a final product does not require additional radio certification provided installa tion instructi...

Page 27: ...specification is not implied Exposure above maximum rating conditions for extended periods may affect device reliability TABLE 5 2 RECOMMENDED OPERATING CONDITIONS Symbol Description Min Typ Max Units...

Page 28: ...2 412 2 472 GHz sRF Sensitivity CCK 1 Mbps 95 7 dBm 11 Mbps 87 7 OFDM 6 Mbps 92 7 54 Mbps 75 7 HT20 MCS0 92 7 MCS7 72 7 HT40 MCS0 90 7 MCS7 69 7 Note 1 Performance measured at J1 TABLE 5 6 RADIO TRAN...

Page 29: ...2015 Microchip Technology Inc Advance Information DS50002410A page 29 MRF24WN0MA MB APPENDIX A REVISION HISTORY Revision A August 2015 This is the initial released version of the document...

Page 30: ...MRF24WN0MA MB DS50002410A page 30 Advance Information 2015 Microchip Technology Inc NOTES...

Page 31: ...hip sales offices distributors and factory representatives CUSTOMER CHANGE NOTIFICATION SERVICE Microchip s customer notification service helps keep customers current on Microchip products Subscribers...

Page 32: ...MRF24WN0MA MB DS50002410A page 32 2015 Microchip Technology Inc NOTES...

Page 33: ...in information e g on pricing or delivery refer to the factory or the listed sales office PART NO I RM XXX Firmware Package Temperature Range Device Device MRF24WN0MA Integral Antenna MRF24WN0MB Exter...

Page 34: ...MRF24WN0MA MB DS50002410A page 34 Advance Information 2015 Microchip Technology Inc NOTES...

Page 35: ...red trademark of Microchip Technology Inc in other countries GestIC is a registered trademark of Microchip Technology Germany II GmbH Co KG a subsidiary of Microchip Technology Inc in other countries...

Page 36: ...86 24 2334 2829 Fax 86 24 2334 2393 China Shenzhen Tel 86 755 8864 2200 Fax 86 755 8203 1760 China Wuhan Tel 86 27 5980 5300 Fax 86 27 5980 5118 China Xian Tel 86 29 8833 7252 Fax 86 29 8833 7256 ASI...

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