Block Diagram

FCC ID: JF6-0101

Block Diagram

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FCCID_159907

                                           Front Antenna

                     Microprocessor
                                                                   ADSL Line
                                              SACHEM IC            Driver /
                                                                   Receiver


                       ETHA IC


Power Supply                                                                   Analog Front End

+3.3V                                            WX1513
+5.0V                                          Wireless LAN
+12V                                          Access Point Board
GND          3.3V
                                          WV1513 10 pin
                                          Connector
                     10 BaseT             Interface
                       Hub
                       IC




                                                    Back Antenna
        9V

   Power Plug       Wired 10BaseT                                                 ADSL Interface
 (to ac module)       interface                                                  (Telephone Line)
                                 BLOCK DIAGRAM, 3EC18883 ADSL WIRELESS MODEM


                             U 10 AN T SW
                                                                                                                                                      RF
TX/RX             AN T                                                                                                                               DA C
 SW                SW                                                   FL1                                                                           RF                      A GC
                                                                                                                                                     AD C                     CTL
                                                                                                                                                                                                                                                           J250
    TX /RX                                                                   SAW                                                                                                                                W EP
                                                                            FILTER                                                                    IF                                                        ENGINE
   2412-2472         FL6 BPF                                                                                                                         DA C
                                                                                                                                                                                             RAD IO
                                                                    374 M H z saw filter                                                                                                     DA TA
     M Hz          2.4                                                                                                                                                                       INTER FACE
                  GH z
                  BPF                                                                 TX/RX                              M IXE
                                                                                                                                              RXI
  2.4                                                                                            AM P    AM P                                        I ADC
                                                                                       SW                                  R
 GH z                                                          TX/R X                                                                                            DEM O DU LATOR                RA DIO     CPU
 LPF                                LNA         M IXER
                                                                SW                                                                            RXQ                                            CON TROL]                  HO ST                                10 PIN
                                                                                                                           M IXER                    Q AD C
                                                                                                                                                                                               POR TS                 INTER FAC            ET H ER N E T
                                                                                                                                                                                                                                                           connecyor
        FL3 LPF                                                                                                                                                                                                           E                   control
                                                                                                                                                                                                                                                            interface
                                       PLL                                                       PLL             LO                  AM P
                                   2038-2098M        AM P                                                                                                               I/O                            CON TR OL
                                                                                                                                                                                                      PRO CESSOR
                                        Hz


                                                                                                AM P
                                                                                                                M IXE                         TX I   I DAC
                                                                                                                  R                                                                                                M EM ORY
 AM P         BPF                   AM P        M IXER
                                                                                                                                                                     M O DU LA TOR   D ATA    GP SERIAL
                                                                                                                                                                                                POR TS              AC CESS
                                                                                                                                                                                                                                         U 250
                                                                                                                                              TXQ                                                                  AR BITER
                                                                                                                        M IXER                       Q DA C
  U 12 FL4/FL5
                   U 11
PO W ER                                                                                                                                                                                                                       U 3 CPU
               RF/IF CO NV
 AM P                                                                                         U 9 QU A D IF CO N V                                                                                     SRA M           FLASH
                                                                  2.4G Hz                                                                             TX                                             M EM ORY         M EM ORY
                                                                   VCO                                                              748M Hz          DA C
                                                                                                            U 13 IF VCO               VCO                                 TX
                                                                                                                                                                         ALC                        U 4,U1               U2
                                                            U 14 RF V CO                                                                              TX                                          M EM ORY            M EM ORY
                                                                                                                                                     AD C



                                                                                                                                                                                                                R EG 3.3V          5V
                                                                                                                                                     U 5 BASEBAN D                                                 V SS
                                                                                                                                                      PRO CESSO R                                                                 U 19
                         44M H z
                         XTAL
                          OSC

                                                                                                                                                                                                                REG 3.3V
                  U 6 X TAL OSC                                                                                                                                                                                                   U 18

                                    WX1513 BLOCKDIAGRAM



Document Created: 2001-07-17 11:39:26
Document Modified: 2001-07-17 11:39:26

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