User's Manual

LTE Module Series
BG96 Hardware Design
BG96_Hardware_Design Confidential / Released 7 / 71
Figure Index
FIGURE 1: FUNCTIONAL DIAGRAM ............................................................................................................... 16
FIGURE 2: PIN ASSIGNMENT (TOP VIEW)..................................................................................................... 18
FIGURE 3: SLEEP MODE APPLICATION VIA UART ....................................................................................... 26
FIGURE 4: SLEEP MODE APPLICATION WITH USB REMOTE WAKEUP .................................................... 27
FIGURE 5: SLEEP MODE APPLICATION WITH RI ......................................................................................... 28
FIGURE 6: SLEEP MODE APPLICATION WITHOUT SUSPEND FUNCTION ................................................ 28
FIGURE 7: STAR STRUCTURE OF THE POWER SUPPLY............................................................................ 30
FIGURE 8: TURN ON THE MODULE USING DRIVING CIRCUIT ................................................................... 31
FIGURE 9: TURN ON THE MODULE USING KEYSTROKE ........................................................................... 32
FIGURE 10: TIMING OF TURNING ON MODULE ........................................................................................... 32
FIGURE 11: TIMING OF TURNING OFF MODULE .......................................................................................... 33
FIGURE 12: REFERENCE CIRCUIT OF RESET_N BY USING DRIVING CIRCUIT ...................................... 34
FIGURE 13: REFERENCE CIRCUIT OF RESET_N BY USING BUTTON ...................................................... 34
FIGURE 14: TIMING OF RESETTING MODULE ............................................................................................. 35
FIGURE 15: REFERENCE CIRCUIT OF (U)SIM CARD INTERFACE WITH AN 8-PIN (U)SIM CARD
CONNECTOR .................................................................................................................................................... 36
FIGURE 16: REFERENCE CIRCUIT OF (U)SIM CARD INTERFACE WITH A 6-PIN (U)SIM CARD
CONNECTOR .................................................................................................................................................... 37
FIGURE 17: REFERENCE CIRCUIT OF USB APPLICATION ......................................................................... 38
FIGURE 18: REFERENCE CIRCUIT WITH TRANSLATOR CHIP ................................................................... 40
FIGURE 19: REFERENCE CIRCUIT WITH TRANSISTOR CIRCUIT .............................................................. 41
FIGURE 20: REFERENCE CIRCUIT OF I2S APPLICATION WITH AUDIO CODEC ....................................... 42
FIGURE 21: REFERENCE CIRCUIT OF THE NETWORK STATUS INDICATOR ........................................... 44
FIGURE 22: REFERENCE CIRCUIT OF STATUS ........................................................................................... 44
FIGURE 23: REFERENCE CIRCUIT OF USB_BOOT INTERFACE ................................................................ 46
FIGURE 24: REFERENCE CIRCUIT OF RF ANTENNA INTERFACE ............................................................. 50
FIGURE 25: MICROSTRIP LINE DESIGN ON A 2-LAYER PCB ...................................................................... 51
FIGURE 26: COPLANAR WAVEGUIDE LINE DESIGN ON A 2-LAYER PCB .................................................. 51
FIGURE 27: COPLANAR WAVEGUIDE LINE DESIGN ON A 4-LAYER PCB (LAYER 3 AS REFERENCE
GROUND) .......................................................................................................................................................... 51
FIGURE 28: COPLANAR WAVEGUIDE LINE DESIGN ON A 4-LAYER PCB (LAYER 4 AS REFERENCE
GROUND) .......................................................................................................................................................... 52
FIGURE 29: REFERENCE CIRCUIT OF GNSS ANTENNA INTERFACE ........................................................ 53
FIGURE 30: DIMENSIONS OF THE UF.L-R-SMT CONNECTOR (UNIT: MM) ................................................ 55
FIGURE 31: MECHANICALS OF UF.L-LP CONNECTORS ............................................................................. 55
FIGURE 32: SPACE FACTOR OF MATED CONNECTOR (UNIT: MM) ........................................................... 56
FIGURE 33: MODULE TOP AND SIDE DIMENSIONS ..................................................................................... 65
FIGURE 34: MODULE BOTTOM DIMENSIONS (BOTTOM VIEW) ................................................................. 66
FIGURE 35: RECOMMENDED FOOTPRINT (TOP VIEW) .............................................................................. 67
FIGURE 36: RECOMMENDED STENCIL DESIGN (TOP VIEW) ..................................................................... 68
FIGURE 37: TOP VIEW OF THE MODULE ...................................................................................................... 69