Transceiver (Rf) Boards: Vhf; Figure 8-1. Nud7120A Transceiver (Rf) Board Overall Circuit Schematic - Motorola APX 5000 Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: VHF
8.4

Transceiver (RF) Boards: VHF

DC_BATT
DC_SWI_3_6V
DC_FUSED_B+
DC_RAW_B+
FILT_RAW_B+
TL_LO2TX
1
DC_BATT
DC_SW1_3_6V
DC_FUSED_B+
DC_LIN_1_875V_D
DC_LIN_1_875V_D
ANA_CTRL_ISET
ANA_CTRL_ISET
DIG_SPI_DAC_PE
DIG_CTRL_SPI_DAC_PE
DIG_CTRL_I_LIMIT
DIG_TX_INHIBIT_TYPE1
DIG_CTRL_TX_INHIBIT_TYPE_1
DIG_SSI_TRIGGER DC_REF_B+
DIG_CTRL_SSI_TRIGGER
MACKINAW_CONN_MISC
DC_LIN_2_775V
DC_LIN_2_775V
DIG_CTRL_IO49
DIG_CTRL_IO49
DIG_CTRL_RSTB
DIG_CTRL_RSTB
DIG_CTRL_LOCK
DIG_CTRL_LOCK
DIG_DATA_SPI_MOSI
DIG_DATA_SPI_MOSI
DIG_SPI_CLK
DIG_SPI_CLK
DIG_CTRL_TXH1
DIG_SPI_TRIDENT_PE
DIG_CTRL_SPI_TRIDENT_PE
DIG_CTRL_T78H
DIG_SSI_TX_DATA
DIG_DATA_TX_SSI
DIG_TX_SSI_FS
DIG_SSI_TX_CLK
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_XTRL_TR
DIG_SYNCB
DIG_SYNCB
CLK_16_8_MHZ
CLK_16_8_MHZ DIG_CTRL_RMTH
TL_AUX
RF_AUX
TL_ANT
RF_ANT
DIG_SSI_TX_FS
TL_ANT
DIG_CTRL_RMTH
RF_ANT
RF_GPS_DPLEX
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_RAW_B+ DC_LIN_1_5V
DC_REF_B+
DC_REF_B+
MACKINAW_TX_HF_VHF
9
1 IF TL_PA2HF_1
IF5
TL_PA2HF_1
1
IF6 IF
IF10
MACKINAW_TX_HF_VHF
MACKINAW_VHF_PA
IF7 1 IF IF
1
RF_OUT_1
1
IF8 IF
ANA_TX_VCTRL
DC_LIN_5V
11
TL_ANT
DC_LIN_5V
RF_ANT
TL_HF_OUT_1
TL_AUX
DC_RAW_B+
VCONTROL
RF_AUX
FILT_RAW_B+
DIG_CTRL_I_LIMIT HF_OUT_1
TX_7V
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
ANA_CTRL_ISET DC_LIN_3V
ANA_CTRL_VSET DIG_CTRL_ATTH
DIG_DMCS
DIG_GPIO49
IF23
DIG_CTRL_TX_INH
ANA_RX_FE_VTUNE
IF
1
ANA_RX_FE_FILT_VTUNE
TL_RX_FE_BAND1_IN
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_BAND_SELECT
DIG_CTRL_FEBS
MACKINAW_FGU
DIG_CTRL_RX78_LNA
DIG_CTRL_R78H
DIG_CTRL_RMTH
DIG_CTRL_RX7H
NC
DIG_CTRL_RSTB
DIG_CTRL_RX78_SWI
DIG_CTRL_RX8H
DIG_CTRL_LOCK
DIG_CTRL_SSI_TRIGGER
DIG_DATA_SPI_MOSI DIG_CTRL_ATTH
DIG_CTRL_ATTH
DIG_SPI_CLK
DIG_CTRL_SPI_TRIDENT_PE TL_RX_LO
DIG_DATA_TX_SSI
CLK_16_8_MHZ
DIG_SPI_MISO
DIG_DATA_SPI_MISO
DIG_TX_SSI_CLK
DIG_TX_SSI_FS
MACKINAW_GPS
13
TL_RF_GPS_OUT
MACKINAW_GPS
12
1 IF13
3
IF
HF_OUT_1
MACKINAW_RX_FE_VHF
DC_LIN_1_8V_A
IF
IF14
1
TL_RX_VHF_FE_IN IF22
1
IF
IF15 RF_RX_VHF_FE_OUT
IF
1
TL_RX_FE2MI_1
DIG_CTRL_RXV
IF12
IF
1
TL_LO2RX
CLK_16_8_MHZ
2675872B01 2675873B01 2675874B01 2675932B01 2675933B01
SH2 SH6A SH5A SH6B SH5C
26009320001 26009321001 26009325001 26009323001
SHIELD SH11 SH3 SH7 SH2A
SH9A
26009324001 26009326001 26009327001 26009319001
SH12 SH2B SH9B SH8
5
DC_LIN_1_8V
DC_LIN_5V
DC_LIN_3V
DC_LIN_3V
TL_RX_B1_MIX_IN
DC_LIN_1_875V_D
DC_LIN_1_875V_D
TL_RX_IF2BE
MACKINAW_RX_MIXER_IF TL_RX_IF_
TL_RX_IF_OUT
CLK_16_8_MHZ
TL_RX_LO
DIG_RX_BE_DOUTB
DIG_CTRL_SPI_PE
DIG_CTRL_SPI_ABACUS_PE
DIG_DATA_SPI_PD
DIG_DATA_SPI_MOSI
DIG_CTRL_SPI_PC
DIG_SPI_CLK
DIG_RX_SYNCB
DIG_SYNCB

Figure 8-1. NUD7120A Transceiver (RF) Board Overall Circuit Schematic

8-3
6
MACKINAW_RX_BE
CLK_SSI_RX
CLK_SSI_RX
DIG_DATA_RX_DOUTA
DIG_DATA_SSI_RX_DOUTA
DIG_DATA_SSI_RX_FS
DIG_DATA_SSI_RX_FS