Figure 8-70. Mnue7367A Receiver Back End Circuit - Motorola APX 7000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1/UHF2
R698
DC_LIN_5V 0
IN
C643 C641
33PF
470PF
MMBTA13
Q601
DC_LIN_1_875V_D
IN
DC_LIN_3_0V
DC_LIN_3V R699
0
IN
C642
470PF
DC_LIN_3_0V
TL_RX_IF_
1 2 1 2
IN
L601
C601
220NH
.01UF
C605
3.9PF
E601
1 2
DC_LIN_3_0V
C603
.01UF
E602
1 2
DC_LIN_3_0V
C604
.01UF
E603
1 2
DC_LIN_3_0V
C602
.01UF
C607
100PF
E604
1 2
DC_LIN_3_0V
E605
1 2
DC_LIN_3_0V
C629
R607
0.1UF
100K
1 2 1 2
1
R605
10K
1
U602
BFR380F
C608
C618
3PF
R606
TP601 1 1 2 33PF
TEST_POINT
10K
C609
27PF
1 2
C619
R602
62PF
390
R601
C621
47 C617 C626
0.1UF
0.1UF 1000PF
C623
.01UF
C628
.01UF
L602 L603
10UH 10UH
1 2
C615
150PF
U601
AD9864
C633
1 36
.01UF
MXOP GNDL
2 35 2
MXON FREF
C611
3 34
GNDF GNDS2
100PF
1 2 4 33
IF2N SYNCB
5 32
IF2P GNDH
6 31
VDDF FS
7 30
GCP DOUTB
1 2 8 29
GCN DOUTA
9 28
C610 VDDA CLKOUT
10 27
100PF
GNDA VDDH
11 26
VREFP VDDD
12 25
VREFN PE
R603
C612 100K
.01UF
C613
100PF C616
C632
2200PF
100PF
1 2
R608
10K
R604 VR601
1SV279
390
C620
0.1UF
C606
0.1UF
C622
C624
.33UF
.33UF
C614
.01UF
C627 C630
1000PF 0.1UF
TP602
TEST_POINT
C631 R612
R609
C625
15PF 7.5K
2.2K
18PF
1 2 1 2
RF_RX_BE_VCO_D
L604 C638 C639 R613
VR602
120NH .01UF 2.4K
3300PF
1SV279
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
1
R610
100K
R614
E609
0
1 2
E608
C634 C637
R615
0.1UF
0.1UF 1 2
DNP
0
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
DIG_DATA_SSI_RX_DOUTA
OUT
U603
NC7WZ17 R618
0
DIG_RX_CLK
DNP
DIG_RX_FS
1 6
CLK_SSI_RX
OUT
U604
NC7WZ17
R619
0 DNP
U604
NC7WZ17
3
DC_LIN_3_0V
DC_LIN_1_875V_D
C1 A2 B2 C2
NC
B1 A1 B1 B2
IN
DIG_CTRL_SPI_PE
D2 DIR
U605
SN74LVC2T45
DC_LIN_3_0V
R620
DC_LIN_1_875V_D
0
DNP
C1 A2 B2 C2
B1 A1 B1 B2
D2 DIR
U606
SN74LVC2T45
DC_LIN_1_875V_D
DC_LIN_3_0V
IN
R621
0
DNP

Figure 8-70. MNUE7367A Receiver Back End Circuit

8-163
IN
OUT
OUT DIG_RX_BE_DOUTB
4
NC
IN DIG_DATA_SPI_PD
DIG_CTRL_SPI_PC