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SIM800L Fiches technique(PDF) 9 Page - SIMCom |
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SIM800L Fiches technique(HTML) 9 Page - SIMCom |
9 / 73 page Smart Machine Smart Decision SIM800H&SIM800L_Hardware Design_V2.02 9 2015-07-27 FIGURE 47: LED DRIVER REFERENCE CIRCUIT..................................................................................................... 51 FIGURE 48: RF_SYNC SIGNAL DURING TRANSMIT BURST ................................................................................ 51 FIGURE 49: GSM ANTENNA MATCHING CIRCUIT ................................................................................................. 52 FIGURE 50: GSM SIMPLE ANTENNA MATCHING CIRCUIT .................................................................................. 53 FIGURE 51: BLUETOOTH ANTENNA MATCHING CIRCUIT .................................................................................. 53 FIGURE 52: FM ANTENNA MATCHING CIRCUIT .................................................................................................... 54 FIGURE 53: GND PIN OF THE EARPHONE USE TO BE THE FM ANTENNA INTERFACE ................................. 54 FIGURE 54: PIN ASSIGNMENT.................................................................................................................................... 55 FIGURE 55: RECOMMENDED PCB LAYOUT ............................................................................................................ 57 FIGURE 56: TOP AND BOTTOM VIEW OF SIM800H ................................................................................................ 65 FIGURE 57: TOP AND BOTTOM VIEW OF SIM800L................................................................................................. 65 FIGURE 58: TYPICAL SOLDER REFLOW PROFILE OF LEAD-FREE PROCESSES.............................................. 66 |
Numéro de pièce similaire - SIM800L |
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Description similaire - SIM800L |
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