Figure 9.1-20. Pmld4303A/ Pmld4303D/ Pmld4264B/ Pmld4264E Receiver Schematic - Sheet 3 Of 4 - Motorola XTS 2500 Service Manual

VHF Schematics, Board Overlays, and Parts Lists
XCVR_5V
C449
IF
36pF
L413
390nH
DIG_3V
6816985H01-F
R420
Q402
56K
C482
4.7uF
C475
910pF
C429
0.1uF
C428
.01uF
0.1uF
C463
.047uF
R436
0
L412
10uH
C476
C424
200pF
100pF
L411
10uH
1
MXOP
2
MXON
C405 3
GNDF
100pF 4
IF2N
5
IF2P
6
VDDF
7
GCP
8
GCN
9
C465 VDDA
10
0.1uF
C411 C412 GNDA
11
2200pF 0.1uF
VREFP
12
VREFN
E406
IDCTR
4.7uH
C478
.047uF
R419
100K
C400 C417
100pF 100pF
C473
0.1uF
C464
0.1uF
R412
360
C481
4.7uF
E402
C433
C432
18pF
0.1uF
Q401
C435
68pF
C434
.047uF
R413
620
C430
C436
100pF
L414
C461 2.2uH
0.1uF
36
GNDL
35
FREF
34
GNDS2
33
SYNCB
32
GNDH
31
FS
U401
30
DOUTB
29
DOUTA
28
CLKOUT
27
VDDH
26
VDDD
25
PE
C470
0.1uF
L403 C423
R407 R408
3.9uH 68pF
10K 1.8K
R406
10K
C472
0.1uF
D401
C422
.01uF
C421
0.1uF
Figure 9.1-20. PMLD4303A/ PMLD4303D/ PMLD4264B/ PMLD4264E Receiver Schematic – Sheet 3 of 4
C442
.01uF
R414
18K
L407
C437 C438 R418
51pF 62pF 0
C440
0.33uF
L404
D402
330nH
R415
C447 C441
12K
470pF 1uF
R499
10K
C448
.033uF
C425
0.1uF
9.1-21
R417
1.1K
C480
1uF
FREF
SyncB
FS
DOUTB
DOUTA
CLKOUT
PE
PD
PC
February 14, 2012