User's Manual

Wi-Fi&BT Module Series
FC20 Series Hardware Design
FC20_Series_Hardware_Design Confidential / Released 6 / 47
Figure Index
FIGURE 1: FUNCTIONAL DIAGRAM OF FC20 SERIES MODULE ................................................................. 12
FIGURE 2: PIN ASSIGNMENT OF FC20 SERIES MODULE ........................................................................... 15
FIGURE 3: REFERENCE CIRCUIT FOR VDD_3V3 ........................................................................................ 20
FIGURE 4: TIMING OF POWER ON/OFF THE FC20 SERIES MODULE ....................................................... 21
FIGURE 5: WLAN INTERFACE CONNECTION ............................................................................................... 21
FIGURE 6: SDIO INTERFACE CONNECTION ................................................................................................. 23
FIGURE 7: BLOCK DIAGRAM OF BT INTERFACE CONNECTION ................................................................ 24
FIGURE 8: REFERENCE DESIGN FOR PCM INTERFACE ............................................................................ 25
FIGURE 9: REFERENCE DESIGN FOR UART INTERFACE CONNECTION ................................................. 26
FIGURE 10: COEXISTENCE INTERFACE CONNECTION.............................................................................. 26
FIGURE 11: REFERENCE CIRCUIT FOR RF ANTENNA INTERFACE ........................................................... 29
FIGURE 12: DIMENSIONS OF THE UF.L-R-SMT CONNECTOR (UNIT: MM) ................................................ 30
FIGURE 13: MECHANICALS OF UF.L-LP CONNECTORS (UNIT: MM) .......................................................... 30
FIGURE 14: SPACE FACTOR OF MATED CONNECTOR (UNIT: MM) ........................................................... 31
FIGURE 15: FC20 TOP AND SIDE DIMENSIONS (UNIT: MM) ........................................................................ 38
FIGURE 16: FC20 BOTTOM DIMENSIONS (UNIT: MM) ................................................................................. 39
FIGURE 17: RECOMMENDED FOOTPRINT (UNIT: MM) ................................................................................ 40
FIGURE 18: RECOMMENDED STENCIL (UNIT: MM) ..................................................................................... 41
FIGURE 19: TOP VIEW OF THE MODULE ...................................................................................................... 42
FIGURE 20: BOTTOM VIEW OF THE MODULE .............................................................................................. 42
FIGURE 21: REFLOW SOLDERING THERMAL PROFILE .............................................................................. 44
FIGURE 22: TAPE DIMENSIONS (UNIT: MM) .................................................................................................. 45
FIGURE 23: REEL DIMENSIONS (UNIT: MM) ................................................................................................. 46