Transceiver (Rf) Boards: 700-800 Mhz; Figure 8-49. Nuf6750A Transceiver (Rf) Board Overall Circuit Schematic - Motorola APX 5000 Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: 700–800 MHz
8.7 Transceiver (RF) Boards: 700–800 MHz
1
DC_BATT
DC_SW1_3_6V
DC_FUSED_B+
DC_LIN_1_875V_D
DC_LIN_1_875V_D
ANA_CTRL_ISET
DIG_CTRL_SPI_DAC_PE
DIG_CTRL_I_LIMIT
DIG_CTRL_TX_INHIBIT_TYPE_1
DC_SWITCH_B+
DIG_CTRL_SSI_TRIGGER
MACKINAW_CONN_MISC
DC_LIN_2_775V
DIG_CTRL_IO49
DIG_CTRL_RSTB
DIG_CTRL_LOCK
DIG_DATA_SPI_MOSI
DIG_SPI_CLK
DIG_CTRL_SPI_TRIDENT_PE
DIG_DATA_TX_SSI
DIG_TX_SSI_FS
DIG_TX_SSI_CLK
DIG_DATA_SPI_MISO
DIG_CTRL_SPI_ABACUS_PE
DIG_CTRL_SPI_ABACUS_PE
DIG_DATA_SSI_RX_FS
DIG_DATA_SSI_RX_FS
DIG_DATA_RX_DOUTA
DIG_DATA_SSI_RX_DOUTA
CLK_SSI_RX
CLK_SSI_RX
TL_GPS
RF_GPS
DIG_SYNCB
DIG_SYNCB
CLK_16_8_MHZ
DIG_CTRL_RMTH
CLK_16_8_MHZ
TL_AUX
RF_AUX
RF_ANT
TL_ANT
TL_ANT
DIG_CTRL_RMTH
RF_GPS_DPLEX RF_ANT
DC_LIN_3V
DC_LIN_3V
2
DC_LIN_5V
DC_LIN_5V
DC_BATT
DC_LIN_3V
DC_SWI_3_6V DC_LIN_3V
MACKINAW_DC
DC_LIN_1_8V_A
DC_LIN_1_8V
DC_FUSED_B+
DC_LIN_1_5V
DC_LIN_1_5V
DC_RAW_B+
DC_SWITCH_B+
DC_REF_B+
1
IF5 IF
FILT_RAW_B+
TL_PA2HF_2
IF6 1 IF
RF_IN_2 IF10
IF7 1 IF MACKINAW_7_800_PA IF MACKINAW_TX_HF_7800
TX_7V_2 1
RF_OUT_2
1
IF8 IF
VC_2
DC_LIN_5V
11
TL_ANT
DC_LIN_5V
RF_ANT
TL_AUX
DC_RAW_B+
VCONTROL
RF_AUX
FILT_RAW_B+
HF_OUT_1
DIG_CTRL_I_LIMIT
DC_LIN_1_875V_D
TX_7V
DC_LIN_1_875V_D
DC_REF_B+
MACKINAW_TX_ALC DIG_CTRL_RMTH
DIG_CTRL_RMTH
DC_LIN_3V
DC_LIN_3V
ANA_CTRL_ISET
DIG_CTRL_ATTH
ANA_CTRL_VSET
DIG_DMCS
DIG_GPIO49
IF23
DIG_CTRL_TX_INH
IF
1
ANA_RX_FE_FILT_VTUNE
RX_IN
TXH_1
TXH
TXH_2
DIG_DATA_SPI_MOSI
DIG_SPI_CLK
DC_LIN_1_5V
DC_LIN_1_875V_D
DC_LIN_5V 7
DC_LIN_5V
DC_LIN_1_875V_D
DC_LIN_1_5V
DC_LIN_2_775V
DIG_CTRL_I_LIMIT
DIG_CTRL_T78H
DIG_CTRL_I_LIMIT
DIG_CTRL_TXH1
DIG_CTRL_TR
TL_TX_LO
DIG_CTRL_FEBS
MACKINAW_FGU
DIG_CTRL_R78H
DIG_CTRL_RMTH
DIG_CTRL_RX7H NC
DIG_CTRL_RSTB
DIG_CTRL_RX8H
DIG_CTRL_LOCK
DIG_CTRL_SSI_TRIGGER
DIG_DATA_SPI_MOSI
DIG_CTRL_ATTH
DIG_SPI_CLK
DIG_CTRL_SPI_TRIDENT_PE TL_RX_LO
DIG_DATA_TX_SSI
CLK_16_8_MHZ
DIG_DATA_SPI_MISO
DIG_TX_SSI_CLK
DIG_TX_SSI_FS
13
TL_RF_GPS_OUT
MACKINAW_GPS
HF_OUT_2
1 IF16
IF
DC_LIN_1_8V_A RF_RX_FE_B2_OUT_
1 IF14
IF
TL_RX_78 IF21
1 IF
1 IF18
IF
DC_LIN_3V
IF12
IF
1
MACKINAW_RX_FE_7800
1 IF20
IF
CTRL_RX_78_SW1
SH2 SH6A SH5A SH6B SH5C
SHIELD
SH9A SH11 SH3 SH7 SH2A
SH12 SH2B SH9B SH8
5
DC_LIN_1_8V
DC_LIN_5V
DC_LIN_3V
DC_LIN_3V
DC_LIN_1_875V_D
TL_RX_B2_MIX_IN
MACKINAW_RX_MIXER_IF
TL_RX_IF_OUT TL_RX_IF_
TL_RX_LO CLK_16_8_MHZ
DIG_RX_BE_DOUTB
DIG_CTRL_SPI_ABACUS_PE DIG_CTRL_SPI_PE
DIG_DATA_SPI_MOSI DIG_DATA_SPI_PD
DIG_CTRL_SPI_PC
DIG_SPI_CLK
DIG_RX_SYNCB
DIG_SYNCB

Figure 8-49. NUF6750A Transceiver (RF) Board Overall Circuit Schematic

8-81
6
MACKINAW_RX_BE
CLK_SSI_RX CLK_SSI_RX
DIG_DATA_SSI_RX_DOUTA DIG_DATA_RX_DOUTA
DIG_DATA_SSI_RX_FS DIG_DATA_SSI_RX_FS