Motorola MCX600E - Mhz Rx-If Schematic Diagram

336-390MHz RX-IF Schematic Diagram
Diagrams and Parts Lists 5-19
336-390MHz RX-IF Schematic Diagram
C5214
3.9pF
C5213
36pF
5.6K
R5212
C5220
.01uF
R5211
820
Q5201
20pF
C5207
NU
2
3
1
4
CASE
GND
2
IN
1
OUT
3
D5201
Y5202
RSSI
RX_IF
1.2uH
ADAPT
9V3
L5203
DET_AUDIO_3
CSQ_DET
REG_5V_OUT2
19
RIPPLE_FLT
25
RSSI_BP
SQ_LIM_IN
24
23
SQ_LIM_OUT
SQ_NOISE
30
15
SQ_OUT
SQ_RECT_IN
20
SQ_TAIL
16
36
IF_AMP_OUT
35
LIM_IN
7
LO_IN
8
MIXER_IN
4
MIXER_OUT
9
OSC_F_B
10
OSC_OUT
6
PREAMP_IN
5
PREAMP_OUT
12
REG_5V_OUT
21
22
ADAPT
AUD_BUF_IN
29
28
AUD_BUF_OUT
DEMOD
33 31
DEMOD
_OUT
14
DRIVE
FILT
32
GND
1
11
RSSI_OUT
ICO_TUNE
26
3
IF_AMP_IN
U5201
IF_IC
5V_IN
2
34
5V_IN
5V_IN
17
27
5V_TR
13
A+_B+
18
ACT_IND
SQ_ATT_OUT
C5221
10uF
R5222
68K
C5227
4.7uF
.01uF
C5230
C5229
.0047uF
1uF
6.8K
C5231
R5223
C5200
22pF
C5236
100pF
C5225
4.7uF
C5226
.047uF
C5233
100pF
C5239
51pF
R5221
150K
13K
0.1uF
C5238
R5224
R5225
100
C5237
0.1uF
C5232
100pF
C5228
0.1uF
.0015uF
C5224
CSQ_DET_3
SQ_ATT_3
0
R5217
0
NU
15
3
24
SQ_ATT_IN
5V_STAB
INSTPAR
FL5202
FILTER_6POLE
Y5201
4
CASE
GND
2
IN
1
OUT
3
FAST_SQ_3
SQ_ATT_OUT_3
0102725B89 GEPD5527 12,5kHz channel spacing
ADAPT_3
C5203
.100uF
100
R5204
FAST_SQ
L5211
1.2uH
R5202
33K
R5203
6.8K
R5205
2K
10K
R5201
C5202
15pF
C5201
4.7pF
L5201
1200nH
C5206
20pF
NU
C5234
0.1uF
C5211
15pF
Y5211
45.645MHz
1
2
E5201
NU
XX
IN
XX
OUT
XX
C5212
15pF
FL5203
NU
XX
CASE
GND
.220uF
C5215
.220uF
C5216
33000nH
L5206
10
NU
OUT
XX
R5206
FL5204
NU
XX
CASE
GND
XX
IN
XX
RSSI_3
0
INSTPAR
FILTER
13
2
10K
FILTER
FL5201
.1uF
R5216
5V_STAB_3
C5223
RX_IF_3
18pF
C5205
DET_AUDIO
C5222
.220uF
C5235
100pF
9V3_3
C5204
.100uF
C5208
.100uF
L5202
1200nH
NU
5V_FLT
9V3
5V_FLT
5V_FLT 9V3
5V_STAB
5V_STAB
5V_FLT
5V_FLT
R5207
0102725B90 GEPD5528 20/25kHz channel spacing
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