Motorola MDH65SDC9AA2AN Информация о сервисе - Страница 40
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4-8
SH201
SH200
SHIELD
SHIELD
1
1
FN_PRESC
PRESC
C240
1.3pF
7.7%
FN_DATA
SPI_DATA_OUT
FN_MOD
MOD_IN
FN_SYNTH_CS
SYNTH_CS
FN_CLK
SPI_CL K
C207
470pF
FN_3V
3V
Reference Oscillator
Crystal
TCXO
C201
220pF
NU
C202
62pF
NU
C203
2.7pF
NU
C206
NU
0.01uF
R202
150k
47k
R206
NU
100
D201
1SV232
NU
Y201
14R06
NU
Y202
NU
45J68
UHF3 (465-495 MHz) Synthesizer Schematic Diagram
R230
R247
20K
18K
31 NC3
25
WARP
NC
29 NC2
16
INDMULT
NC
17 NC1
28
SFOUT
NC
46
ADAPTSW
42 CCOMP
4
LOCK
NC
18 REFSEL
45
NC
IADAPT
43
C241
IOUT
32
PREIN
27 SFBASE
38
NC
TEST2
26 SFCAP
37
100pF
TEST1
U201
39 BIAS2
3
AUX4
C230
63A 27
40 BIAS1
2
AUX3
1
2.2uF
AUX2
21 VBPASS
48
AUX1
NC
35 PVREF
NC
11
VMULT4
30 SFI N
12
VMULT3
7 DATA
14
VMULT2
10 MODIN
15
VMULT1
9 CEX
41
MODOUT
8
19
CLK
FREFOUT
24
XTAL2
23
XTAL1
C208
C209
C210
470pF
470pF
470pF
L211
390nH
C212
C213
C214
2.2uF
.01uF
1000pF
5V
FN_5V
R212
5V
0
C215
C216
C217
2.2uF
0.1uF
1000pF
UHF R3 Synthesizer
FN_V_SF
4.5V
V_SF
C231
C232
C233
1000pF
0.1uF
4.7uF
FN_LOCK
C204
470pF
NC
NC
NC
NC
TX: 3V
RX: 0V
NC
R246
1
TR B
TP200
NC
100K
FN_TRB
NC
NC
NC
5V
R205
100
C202
C201
C211
R202
62pF
220pF
150K
0.1uF
1%
4
VCC
C206
R206
3
1
OU T
VCON
NU
16.8MHz
NU
GND
Y201
2
Y202
14R06
45J68
NU
16.8MHz
3
1
OU T
IN
D201
C203
GND1
GND
4
2
2.7pF
3.7%
R223
100
C219
C218
2.2uF
0.1uF
LOCK
LOCK: 3V
UNLOCK: 0V
C243
R243
820
0.1uF
R244
51
1
FN_VCO_MOD
C245
VCO_MOD
1uF
R220
R221
22
22
C220
FN_16_8
16_8_MHZ
22pF
C205
C221
NU
.01uF
3V
0V
C222
3V
.01uF
0V
C223
.01uF
C224
.01uF
C228
C227
C226
C225
R227
39K
0.1uF
1000pF
10uF
10uF
UHF3 PCB 8486634Z02-O Schematic Diagrams
FN_V_STEER
R245
3.2V to 4.5V
V_STEER
1.5K
C244
.01uF
0888600M25
TP240
3
4
K3
A3
2
5
K2
A2
1
6
K1
A1
D220
NC
3 K3
4
A3
NC
2 K2
5
A2
6
1 K1
A1
D221