Quectel SG368Z Series User Manual

Smart Module Series
SG368Z_Series_Hardware_Design 9 / 113
Figure Index
Figure 1: Functional Diagram ..................................................................... Error! Bookmark not defined.
Figure 2: Pins Assignment (Top View) ..................................................................................................... 17
Figure 3: Reference Design of Power Input ............................................................................................ 34
Figure 4: Reference Design of Power Supply ......................................................................................... 35
Figure 5: Reference Design of Turn On with Driving Circuit .................................................................... 36
Figure 6: Reference Design of Turn On with Keystroke .......................................................................... 36
Figure 7: Timing of Turn On with PWRKEY ............................................................................................. 37
Figure 8: Timing of Turn Off ..................................................................................................................... 38
Figure 9: Reference Design of Micro USB Interface ................................................................................ 42
Figure 10: Reference Design of USB Type-A Interface ........................................................................... 43
Figure 11: Reference Design of VOL_UP/BOOT ..................................................................................... 46
Figure 12: Reference Design of SD Card Interface ................................................................................. 47
Figure 13: Reference Design of UART with Level-shifting Chip .............................................................. 49
Figure 14: Reference Design of Differential Microphone Interface .......................................................... 52
Figure 15: Reference Design of Single-ended Microphone Interface ...................................................... 53
Figure 16: Reference Design of Headset Interface ................................................................................. 53
Figure 17: Reference Design of Loudspeaker Interface .......................................................................... 54
Figure 18: Reference Design of eDP Interface ........................................................................................ 57
Figure 19: Reference Design of HDMI Interface...................................................................................... 59
Figure 20: Reference Design of LCM Interface ....................................................................................... 62
Figure 21: Reference Design of LCM Interface External Backlight Drive ................................................ 63
Figure 22: Reference Design of One-Camera Application ....................................................................... 65
Figure 23: Reference Design of Dual-Camera Application ...................................................................... 66
Figure 24: Reference Design of Touch Panel Interface ........................................................................... 69
Figure 25: Schematic Diagram of PCIe1 Interface .................................................................................. 72
Figure 26: Schematic Diagram of 2 Lane RC Mode of PCIe2 Interface .................................................. 72
Figure 27: Schematic Diagram of 2 Lane EP Mode of PCIe2 Interface ................................................... 72
Figure 28: Schematic Diagram of 1 Lane RC + 1 Lane RC Mode of PCIe2 Interface ............................. 73
Figure 29: Reference Design of RGMII Interface PHY with External Crystal........................................... 77
Figure 30: Reference Design of RGMII Interface PHY with Module’s 25 MHz Clock .............................. 78
Figure 31: Reference Design of Wi-Fi & Bluetooth Antenna .................................................................... 87
Figure 32: Microstrip Design on a 2-layer PCB ....................................................................................... 88
Figure 33: Coplanar Waveguide Design on a 2-layer PCB ...................................................................... 88
Figure 34: Coplanar Waveguide Design on a 4-layer PCB (Layer 3 as Reference Ground) ................... 88
Figure 35: Coplanar Waveguide Design on a 4-layer PCB (Layer 4 as Reference Ground) ................... 89
Figure 36: Dimensions of the Receptacle (Unit: mm) .............................................................................. 90
Figure 37: Specifications of Mated Plugs (Unit: mm) ............................................................................... 90
Figure 38: Space Factor of the Mated Connectors (Unit: mm) ................................................................ 91
Figure 39: Top and Side Dimensions ....................................................................................................... 98
Figure 40: Bottom Dimensions ................................................................................................................ 99
Figure 41: Recommended Footprint ...................................................................................................... 100

Quectel SG368Z Series Specifications

General

Brand	Quectel
Model	SG368Z Series
Category	Control Unit
Language	English