Quatech 802.11B/G Spécifications télécharger pdf (Page 5)

Contents

100-8004-102G Airborne Wireless LAN Node Module Data Book

Page iii

Quatech, Inc. Confidential

LIST OF FIGURES

Figure 1. Airborne WLN Module Hardware Block Diagram ..........................................................9

Figure 2. Antenna Connectors ....................................................................................................16

Figure 3. Power-up Sequence (Separate /RESET Signal) .........................................................17

Figure 4. Power-up Sequence (/RESET Tied to DV

)...............................................................17

Figure 5. DV

Rise Time Exceeds Tstartup ..............................................................................17

Figure 6. External Reset Circuit ..................................................................................................18

Figure 7. Mechanical Dimensions (Airborne WLN Module) ........................................................23

Figure 8. Guidelines for Mounting the Airborne WLN Module ....................................................28

Figure 9 - WPA-PSK Security Configuration...............................................................................31

Figure 10 - WPA-LEAP Security Configuration...........................................................................31

Figure 11. SPI Data Clock Timing...............................................................................................35

Figure 12. Read Configuration Timing Diagram .........................................................................36

Figure 13. Write Data Timing Diagram .......................................................................................37

Figure 14. Read Data Timing Diagram .......................................................................................38

Figure 15. Inrush Current Characteristics ...................................................................................40

Figure 16. Voltage Droop with Current-Limited Supply...............................................................40

Figure 17. Recommended Application Circuit.............................................................................41

Figure 18. Circuit Soft-start Characteristics ................................................................................43

Figure 19. Recommended Magnetics Schematic .......................................................................48

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Quatech 802.11B/G Spécifications Page 5