User's Manual

Smart Machine Smart Decision
SIM7600SA_User Manual_V1.00 2017-10-11
Figure Index
Figure 1: SIM7600SA block diagram.................................................................................................................. 10
Figure 2: Pin assignment overview...................................................................................................................... 13
Figure 3: Dimensions (Unit: mm)........................................................................................................................ 19
Figure 4: Footprint recommendation (Unit: mm)................................................................................................ 20
Figure 5: VBAT voltage drop during burst emission (GSM/GPRS)....................................................................21
Figure 6: Power supply application circuit.......................................................................................................... 22
Figure 7: Linear regulator reference circuit......................................................................................................... 23
Figure 8: Switching mode power supply reference circuit.................................................................................. 23
Figure 9: Reference power on/off circuit............................................................................................................. 24
Figure 10: Power on timing sequence..................................................................................................................24
Figure 11: Power off timing sequence................................................................................................................. 25
Figure 12: Reference reset circuit........................................................................................................................ 26
Figure 13: UART full modem.............................................................................................................................. 27
Figure 14: UART null modem............................................................................................................................. 27
Figure 15: Reference circuit of level shift............................................................................................................28
Figure 16: RI behaviour
（
SMS and URC report
）
.............................................................................................28
Figure 17: RI behaviour
（
voice call
）
................................................................................................................29
Figure 18: USB reference circuit......................................................................................................................... 29
Figure 19: USIM interface reference circuit........................................................................................................ 31
Figure 20: Amphenol SIM card socket................................................................................................................ 32
Figure 21: PCM_SYNC timing............................................................................................................................33
Figure 22: EXT codec to module timing..............................................................................................................33
Figure 23: Module to EXT codec timing............................................................................................................. 34
Figure 24: Audio codec reference circuit............................................................................................................. 35
Figure 25: SD reference circuit............................................................................................................................ 36
Figure 26: I2C reference circuit........................................................................................................................... 36
Figure 27: NETLIGHT reference circuit............................................................................................................. 37
Figure 28: Flight mode switch reference circuit.................................................................................................. 38
Figure 29: ISINK reference circuit...................................................................................................................... 39
Figure 30: Antenna matching circuit (MAIN_ANT)........................................................................................... 43
Figure 31: Antenna matching circuit (AUX_ANT)............................................................................................. 44
Figure 32: Active antenna circuit......................................................................................................................... 45
Figure 33: Passive antenna circuit (Default)........................................................................................................45
Figure 36: The ramp-soak-spike reflow profile of SIM7600SA..........................................................................52
Figure 37: packaging diagram..............................................................................................................................54
Figure 38: Tray drawing.......................................................................................................................................54
Figure 39: Small carton drawing..........................................................................................................................55
Figure 40: Big carton drawing............................................................................................................................. 55