Motorola PRO3150 Manual De Servicio página 116

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4-64
TC7ST04FU
C256
100pF
C258
.01uF
C299
100pF
C259
.01uF
C230
C229
100pF
1000pF
CLK
CSX
C210
100pF
PRESC
Figura 4-42. Diagrama esquemático del sintetizador de rango 1 de UHF (403-470 MHz) (tarjeta de circuito impreso nº 8480672Z06)
U211
U210
TC7ST04FU
C257
C296
C265
100pF
0.1uF
NU
1
1
4
4
NC
NC
3
5
3
5
GND
VCC
GND
VCC
2
2
CR201
4
3
K3
A3
2
5
K2
A2
1
6
K1
A1
C228
4.7uF
C292
0.1uF
C298
0.1uF
8
CLK
9
CEX
10
MODIN
MODIN
7
DATA
DATA
30
SFIN
C214
C212
C211
100pF
100pF
R201
100pF
35
82K
PVREF
21
VBPASS
40
R202
BIAS1
100K
39
BIAS2
26
C264
SFCAP
L261
27
100pF
39nH
SFBASE
32
PREIN
18
REFSEL
42
CCOMP
C263
C204
0.75pF
17
2.2uF
NC1
29
NC2
31
NC3
VSF
C201
C202
C203
100pF
1000pF
4.7uF
U247
ADP3300
1
ERR
SD
6
3
5V
OUT
IN
4
5
NR
(SOURCE)
C291
2
10.0uF
L202
2.2uH
L203
2.2uH
C219
C223
C235
2.2uF
0.22uF
0.1uF
L201
2.2uH
C217
C218
C224
2.2uF
0.1uF
0.1uF
23
XTAL1
24
XTAL2
19
FREFOUT
16.8MHz
41
MODOUT
15
VMULT1
Q210
14
VMULT2
12
VMULT3
11
1
VMULT4
47K
47K
48
AUX1
1
2
10K
AUX2
C260
2
AUX3
100pF
U201
AUX3
3
AUX4
AUX4
63A27
3
37
TEST1
38
TEST2
5V
43
IOUT
45
IADAPT
4
LOCK
LOCK
46
ADAPTSW
28
SFOUT
16
C213
TP201
INDMULT
100pF
25
1
WARP
R204
47K
75Z04
FL201
6
3
IN
OUT
C207
GND
GND1
39pF
4
CR203
1
C206
R281
330pF
NU
SWB+
C294
C293
100pF
0.47uF
U248
3
1
LP2980
C277
C278
100pF
2.2uF
2
GND
Vdda
4
5
C280
2.2uF
C220
C279
100pF
2.2uF
MODOUT
C233
R255
0.1uF
4.3K
R231
R256
C234
C232
30
120
.047uF
0.47uF
4.7K
R5
4
C231
R232
0.1uF
620
R233
560
L232
12uH
C238
470pF
ZMY0130316-D
SH201
SH202
SHIELD
SHIELD
C208
NU
1
1 if
if
SYNTHESIZER TOP SHIELD
SYNTHESIZER BOTTOM SHIELD
4V_3.3V
1
TP202
VCTRL

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