Figure 8-65. Rf Interconnects Circuit - Motorola APX 1000 Detailed Service Manual

8-132
V_SW_3.60
R2804
OUT
R2805
OUT
R2806
OUT
R2807
OUT
R2808
OUT
F2_SYNCB
OUT
OUT
OUT
OUT
R2803
33
OUT
OUT
V_SW_3.60

Figure 8-65. RF Interconnects Circuit

V_EXT_1.85
R2810
10K
RX_FSYNC
100
RX_DA
100
RX_CLK
270
TX_FSYNC
200
TX_CLK
100
R2811
4.7K
LOCK_DET
LOCK_DET_A
SPI_DSP_MISO
SPI_DSP_MOSI
SPI_DSP_CLK
R2813
R2812
100K
10K
DNP
Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1 (84012313002 / PC000353A01)
RX_SSI<2..0>
OUT
1
TX_SSI<2..0>
IN
2
0 TX_DA 2
1
0
OUT
SPI_DSP<2..0>
IO
2
1
0
V_EXT_1.85
V_2.8_RF
V_EXT_1.85
OUT
V_2.8_RF
OUT
R2817
47
TX_DA_CONN
OUT
C2806
.1PF
DNP
UNSW_B+
OUT
UNSW_B+
TX_DA