Motorola APX 1000 Detailed Service Manual page 295

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: VHF (84012320001 / PC000352A01)
R698
DC_LIN_5V DC_LIN_5_0V
0
IN
C643 C641
470PF 33PF
Q601
MMBTA13
DC_LIN_1_875V_D
DC_LIN_3_0V
IN
R699
DC_LIN_3V
0
IN
C642
470PF
DC_LIN_3_0V
L611
TL_RX_IF
RF_RX_BE_IF_1 RF_RX_BE_IFIN
270NH
1 2 1 2
IN
L601
C601
220NH
.01UF
C644 C605
2.7PF C645
3.9PF
2.7PF
DNP
E601
DC_RX_BE_VDDI
1 2
DC_LIN_3_0V
RF_RX_BE_MXOP
RF_RX_BE_MXON
C603
.01UF
DC_RX_BE_VDDF
E602
1 2 1
DC_LIN_3_0V
C610
100PF
DC_RX_BE_VREFP
C604
.01UF
E603
1 2 DC_RX_BE_VDDA
DC_LIN_3_0V
C602
.01UF
C607
100PF
C613
100PF
E604
1 2
DC_LIN_3_0V
C606
0.1UF
E605
1 2
DC_LIN_3_0V
C629
R607
0.1UF
100K
1 2 1 2
1000PF
DC_RX_BE_SUPFLTR_B
1
R605
10K
RF_RX_BE_SUPFLTR_C RF_RX_BE_VCO_B
U602 1
BFR380F
C608
C618
3PF
TP601 33PF
1 1 2 R606
TEST_POINT
10K
RF_RX_BE_VCO_E
RF_RX_BE_VCO_OUT2
C609
27PF
1 2
R602 C619
390 62PF
RF_RX_BE_VCO_OUT
R601
47
C626
C621 1000PF
C617
0.1UF 0.1UF DC_RX_BE_VDDL
DIG_RX_BE_CXVM
RF_RX_BE_CXIF
RF_RX_BE_MX
C623
C628
DIG_RX_BE_CXVL .01UF
L602 L603
.01UF
10UH 10UH
RF_RX_BE_LON
C615
150PF
1 2
DC_RX_BE_VDDP
U601
AD9864
C633
1 36
.01UF
MXOP GNDL
2 35 2
1
MXON FREF
3
34
GNDF GNDS2
1 2 RF_RX_BE_IF2N 4 33 DIG_RX_BE_SYNCB
IF2N SYNCB
RF_RX_BE_IF2P 5 32
C611
IF2P GNDH
100PF 6 31
VDDF FS
RF_RX_BE_GCP 7 30
GCP DOUTB
2 8 29
GCN DOUTA
9 28
VDDA CLKOUT
10 27 DC_RX_BE_VDDH
GNDA VDDH
11 26 DC_RX_BE_VDDD
VREFP VDDD
12 25
VREFN PE
DC_RX_BE_VDDQ
DIG_RX_BE_RREF
R603
100K
C612
DC_RX_BE_VDDC
.01UF
DC_RX_BE_VREFN
CLK_RX_BE_CLKN
CLK_RX_BE_CLKP
C616
RF_RX_BE_IOUT
2200PF
RF_RX_BE_18D
1 2
R608 C632
10K 100PF
R604 VR601
390 1SV279
C620
0.1UF
RF_RX_BE_18T
C622 C624
.33UF
.33UF
C614
.01UF
C630
C627
0.1UF
C646
RF_RX_BE_VCO_L
8PF RF_RX_BE_VCO_F
RF_RX_BE_VCO_TUNE
1 2 1 2
C631
R612
C625 R609
7PF
7.5K
18PF 2.2K
RF_RX_BE_VCO_D
R613
L604 VR602
C638
120NH 2.4K
1SV279
3300PF C639
.01UF
RF_RX_BE_VCO_A
C640
0.1UF
E606
1 2
DC_LIN_3_0V
E607
1 2
DC_LIN_5_0V
C636 IN CLK_16_8_MHZ
0.1UF
R624
0 DNP
DC_LIN_3_0V
CLK_RX_BE_FREF
R610
100K
E609 R614
0
DC_LIN_3_0V
1 2
E608
C634 C637
R615
0.1UF 0.1UF 1 2
0 DNP
DC_LIN_1_875V_D
DC_LIN_3_0V
L605
3.9UH
R611
10K
1 2
DC_LIN_3_0V
C635
.01UF
DC_LIN_1_875V_D
DC_LIN_1_875V_D
U604 U603
NC7WZ17 NC7WZ17
VCC VCC
GND GND
DIG_RX_SYNCB
R616
0 DNP
DIG_DATA_SSI_RX_FS
1 6
DC_LIN_1_875V_D
U607
U603
NC7WZ17 NC7SZ125
1 OE
2 A Y 4
5
NC
R623
R617
DIG_RX_DATA
0
0 DNP
DNP
3 4
OUT DIG_DATA_SSI_RX_DOUTA
U603
NC7WZ17
R618
0
DIG_RX_CLK
DNP
DIG_RX_FS
1 6
OUT CLK_SSI_RX
U604
NC7WZ17
R619
0 DNP
U604
NC7WZ17
3 4
C1 A2 C2
NC B2
B1 A1 B2
B1 DIG_CTRL_SPI_PE
IN
D2 DIR
U605
SN74LVC2T45
R620
DC_LIN_1_875V_D
0
DC_LIN_3_0V
DNP
C1
A2 B2 C2
B1 A1 B1 B2
D2 DIR
U606
SN74LVC2T45
DC_LIN_1_875V_D
DC_LIN_3_0V
IN DIG_CTRL_SPI_PC
R621
0 DNP
Figure 8-11. Receiver Back End Circuit – 2 of 2
8-39
IN
OUT
OUT DIG_RX_BE_DOUTB
NC
IN DIG_DATA_SPI_PD