Block Diagrams

FCC ID: AJL8221872

Block Diagram

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FCCID_283812

    BLOCK DIAGRAMS – EXHIBIT D

                                         +3.3V

                                                      ARINC 429
                                                       Outputs


                                                                                                                                                                +3.3V IO                                   DSP                   JTAG
                                                                                                                                                                                                          FLASH                   Bus
                                                                                                                                                                                                        SNOOPY 1
                                                                                                                                                                +1.5V CORE                              SNOOPY 2                                JTAG
                                                                                                                                                                                                           PLD                                  Conn
                                   SNOOPY                                                           Synth
                                    ASIC 1                                                                                                                                                            BOARD_RST
                                                                                                    Tune                                                                                           FLASH R/W_F/CNTL
                                     3.3V        SPI Bus                           SERIAL
                                                                                  EEPROM
                                                                                                                                                                               +3.3V
                                      -429
                                     -CSDB                                                            DSP BUS
                                                                                                                                                                               FLASH
                                   -Discretes                                                                       BNC                                                       (16 Bits)
                                                                                                                                                                            PROG/DATA
                                    -SPI Bus           16                                     +3.3V     SYSTEM
                                                                  Disc IO (x16)                                                                                              STORAGE
                                                                                                         CLOCK                                                                1M x 16
                                                                                                        23.1 MHz                            CLK
                                                       4                                                                                                                   GT28F160B3T80
                                                                  CSDB (x2))                            +/- 3 PPM
               429 Inputs                                                                                                                                                      +3.3V Only
                                                                                                                                                                               Boot Block
                                                                                                                                                                              8/16 bit wide
                                                                                                                      Pwr Int               NMI                                                                                         +15.0V
                                                                                                                    (from PS)

                                                                                                                                                                             +3.3V              +1.5V                                   +5.0V
                                                                                                                                            TMS320vc5416
                                                                                                                                                                                                CORE
                                                                                                                                                DSP
                                                                                                                                                                                                                                        +3.3V
   To RF                                                                                                                                                                         uPower
                                                                                                                                                                                  2.5V

Synthesizers                                                                                                                                                                    Regulator
                                                                                                                                                                              TPS76325DBVT                                              +8.0V
                                                                                                                                SPORT0      SPORT0
                                                                                                                                                                              +8.0V
                                                                                                                                                                                                                                                        DC
                                                                                                                                                                                                  5.0V
                                                                                                                                SPORT1      SPORT1                                                                                      -8.0V          Power
                                                                  +5.0V
                                                                                                                                SPORT2      SPORT2              BD                   5 Volt
                                                                                                                                                                                    Regulator                                           +28.0V
                                                                                  IF Module                                                                     RST                LT1129IQ-5

                                                                                                                                             Kick RST
                                                              IF                A/D
                                                                                                      FPGA
                                                              IN
                                                                                                                                                                               +3.3V
                                                                                                                                                  TPS3305-25
                                                                                                                                                      uP mon
                                                                                                                                                                                                                                       Analog
                                                                                                                           A54SX32P-Q208I
                                                                                                                                                     Spvr
                                                                                                                                                          mon
                                                                                                                                                                 +3.3V           8 Ch, 8 BIT
                                                                                                                                                                                                                                       Outputs
                                                                                                                                                                                    D/A
                                                                                                                                 Sport 1
                                                                                                                                                                                   AD8801
                                                                                                      PS SYNC
                                                                                                                                                                                   2 x2 Ch,                      Bessel
                                                                                            +3.3V                                                                                   12 BIT                     FILTER x4
                                                                                                                                SPORT0                                                D/A                       and Gain
                                                              Anti-Alias                                                                                                           AD5322
                                                                                                                                                                                   2 x2 Ch,                                             Audio
                                                                                                                                                                                    12 BIT                      FILTER                  XFMR
                                                                     Analog
                                                                                                                                                                                      D/A                      and Gain                  (x2)
                                                                     FILTER
                                                                                                                                                                                   AD5322
                                                                     Analog                                                Ser to Par
                                                                     FILTER                                               Register File                                                                   +3.3V
                                                                     Analog
                                                                     FILTER
                   Analog Inputs                                     Analog                                                     Parallel
                       Monitored                                     FILTER
                        Signals                                                                 8 CH
                                                                     Analog
                                                                     FILTER                      A/D
                                                                     Analog
                                                                                             (Baseband)                                                                                                    16-CH
                                                                     FILTER                   MAX146                                                                                                     Analog BIT
                                                                                                                                PLD                                                                         Mux            Monitored
                                                                                                                                                                                                                            Signals


                                                                                                                                                                               BIT MUX
                                                 Microphone        SWITCH CAP
                                                                     FILTER
                                                 Input/Bias




                                      Figure # 1 – Controller/ Signal Processing Block Diagram


                                                                        TO RCVR                            TO
              FROM 23.1                                                  INPUT                          ANTENNA
              MHz TCXO



                               I-Q         PA            -30 DB        --30 DB    T/R       8 POLE LP
  TX SYN.                     MOD                       SAMPLE        COUPLER                 FILTER
118 MHz TO
136.993 MHz               I          Q




                                                                       PHASE_I              FWD/REV
                                                                                            SENSORS
                                                                       PHASE_Q
                                                    LO        RF
                                     LO
                                             φ             I-Q
                                          ROTATE         DEMOD
                                                   RF
                                                                                        FWD_PWR   REV_PWR
                                          PHASE          Q        I
                                          ADJUST
                                                                                             PA TEMP
                                                                                             SENSOR

                                                                       Q_INPUT
                                ERROR AMPS/
                                LOOP FILTERS
                                                                                             PA TEMP

                                                                       I_INPUT




                                                Figure # 2 – Transmitter


                                                                                 TO SIMULCOMM
                                                                                  THRESHOLD
                                                                                    CONTROL




                                                                                         SIMULCOMM
                                                                                         HW CIRCUITS
                                                                                          DETECTOR




                                                           PRESELECTOR
RECEIVER RF                                                                                 PRESELECTOR
                                                          CONTROL #1 & #2
                                                                                           CONTROL #3 & #4
   INPUT

                            118-153 MHz
                                                                                MAV-11
                                                                                RF AMP
                                                                     2 POLE
                  FM BAND                   SIMULCOMM                                              2 POLE
                                                                    BP FILTER
                   REJECT                      ATTN                                               BP FILTER




                                                                                                       118-137 MHz


                                                                                MAV 11
                                                                                IF AMP
                                                            28.875 MHz
                               28.875 MHz
                                 FILTER                                                                MIXER




                                                                                                RX SYNTHESIZER
                                                                                                  146-166 MHz
              2 STAGE AD603 IF AMPS


                                                     28.875 MHz
                                                 IF OUTPUT TO A/D
                                                    CONVERTER
                                                  -5 dBm CARRIER


                                                                                                  FROM 23.1 MHz
                                                                                                     TCXO




                     HW AGC
                    DETECTOR




              VOICE/DATA       FAST AGC




                               Figure # 3 – Receiver Block Diagram


+28VDC PRIMARY PWR          28VDC_CLAMPED



                                                 DC-DC
          34 VOLT            INPUT               CONVERTER
          CLAMP              FILTERING                            +8VDC_PSVP



                                                                  -8VDC_PSVP
          POWER
          WARN
          MONITOR


                                                 FLYBACK          +15VDC_PSVP




                                                                  +3.3VDC_PSVP



                                                                   CROWBAR
                      ENERGY
                      STORAGE/
                      MONITOR

        POWER
        UP/DOWN
        CONTROL




                     PWM
                     SHUTDOWN                                  3.3VDC
                     MONITOR                                   OVER
                                                               VOLTAGE
                                                               MONITOR



        34 VOLT
        CLAMP
        SENSE

                     CLAMP_ON
                     _INT_F




                     Figure # 4 – Power Supply Block Diagram



Document Created: 2002-11-15 12:28:21
Document Modified: 2002-11-15 12:28:21

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