Motorola APX 1000 Detailed Service Manual page 451

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF2 (84012432001 / PC000354A01)
DC_LIN_5V DC_LIN_5_0V
R698
1
IN
0
C643 C641
470PF 33PF
4813973A04
MMBTA13
Q601
RF_RX_BE_SUPFLTR_C
DC_LIN_1_875V_D
IN
DC_LIN_3_0V
DC_LIN_3V
R699
IN
0
C642
470PF
DC_LIN_3_0V
TL_RX_IF
RF_RX_BE_IF_1 RF_RX_BE_IFIN
L611 C601 L601
1 2 1 2
IN
270NH 220NH
.01UF
RF_RX_BE_MX
1
DC_LIN_3_0V
E601
DC_RX_BE_VDDI
RF_RX_BE_MXOP
RF_RX_BE_MXON
C603
.01UF
1
DC_LIN_3_0V DC_RX_BE_VDDF
E602
C610
1
100PF
DC_RX_BE_VREFP
C604
.01UF
DC_LIN_3_0V
E603
DC_RX_BE_VDDA
C602
.01UF
DC_LIN_3_0V
E604
DC_LIN_3_0V
E605
C629
R607
1 2 2
100K 0.1UF
DC_RX_BE_SUPFLTR_B
1
RF_RX_BE_VCO_L
C625
RF_RX_BE_VCO_B 1
18PF
C608
1 1 2
3PF
RF_RX_BE_VCO_OUT2 RF_RX_BE_VCO_E
C609
1 2
27PF
RF_RX_BE_VCO_OUT
C626
1000PF
DC_RX_BE_VDDL
DIG_RX_BE_CXVM
RF_RX_BE_CXIF
DIG_RX_BE_CXVL
L602 L603
10UH 10UH
2466505A01 2466505A01
RF_RX_BE_LON
C615
2
150PF
DC_RX_BE_VDDP
5102495J14
U601
AD9864
1 36
MXOP MXOP GNDL GNDL
C633
2 35 2 1
CLK_RX_BE_FREF
MXON FREF FREF
MXON
3 34
.01UF
C611 GNDF GNDF GNDS2 GNDS2
2 4 33
RF_RX_BE_IF2N DIG_RX_BE_SYNCB
IF2N IF2N SYNCB SYNCB
5 32
RF_RX_BE_IF2P
100PF
IF2P IF2P GNDH GNDH
6 31
VDDF VDDF FS FS
7 30
RF_RX_BE_GCP
GCP GCP DOUTB DOUTB
2 8 29
GCN GCN DOUTA DOUTA
9 28
VDDA VDDA CLKOUT CLKOUT
10 27
DC_RX_BE_VDDH
GNDA GNDA VDDH VDDH
11 26
DC_RX_BE_VDDD
VREFP VREFP VDDD VDDD
12 25
VREFN VREFN PE PE
DC_RX_BE_VDDQ
DIG_RX_BE_RREF
C612
DC_RX_BE_VDDC
.01UF
DC_RX_BE_VREFN
CLK_RX_BE_CLKN
CLK_RX_BE_CLKP
RF_RX_BE_IOUT
RF_RX_BE_18D
R608 C632
1 2
10K 100PF
L605
3.9UH
RF_RX_BE_18T
.01UF
.01UF
DC_LIN_1_875V_D
C646
8PF RF_RX_BE_VCO_F
C631
R609 R612
1 1 2 2 RF_RX_BE_VCO_TUNE
2.2K 7.5K
7PF
RF_RX_BE_VCO_D
RF_RX_BE_VCO_A
DC_LIN_3_0V
E606
E607
DC_LIN_5_0V
CLK_16_8_MHZ
IN
DNP
R624
0
0613952R66
R610
DC_LIN_3_0V
100K
E609
R614
DC_LIN_3_0V
0
E608
0613952R66
R615
DC_LIN_1_875V_D
DNP
0
DC_LIN_3_0V
0613952R66
R611
1 2 DC_LIN_3_0V
10K
DC_LIN_1_875V_D
U604 U603
NC7WZ17 NC7WZ17
VCC VCC VCC VCC
GND GND GND GND
DIG_RX_SYNCB
DNP
R616
DIG_DATA_SSI_RX_FS
0
U603
1 6
5186311J24
NC7WZ17
DC_LIN_1_875V_D
U607
5109522E84
NC7SZ125
1
OE OE
2 4
A A Y Y
5
NC NC
R623
0
DIG_RX_DATA
DNP DNP
R617
0
U603
3 4 DIG_DATA_SSI_RX_DOUTA
NC7WZ17 OUT
5109522E84
DIG_RX_CLK
DNP
R618
DIG_RX_FS
0
1 6 CLK_SSI_RX
OUT
5109522E84
U604
NC7WZ17
DNP
5109522E84
U604
R619
NC7WZ17
0
3
C1 C2
A2 A2 B2 B2
NC NC
B1 B2 DIG_CTRL_SPI_PE
A1 A1 B1 B1
IN
D2
U605 DIR DIR
SN74LVC2T45
5164852H16
DC_LIN_3_0V DC_LIN_1_875V_D
DNP
R620
C1 C2
A2 A2 B2 B2
0
B1 B2
A1 A1 B1 B1
D2
U606 DIR DIR
SN74LVC2T45
5164852H16 DC_LIN_1_875V_D
DC_LIN_3_0V
R621
DIG_CTRL_SPI_PC
DNP
IN
0
Figure 8-89. Receiver Back End Circuit – 2 of 2
8-195
IN
OUT
DIG_RX_BE_DOUTB
OUT
4
NC NC
DIG_DATA_SPI_PD
IN