Icom IC-7300, Schematic Diagrams

Page: 11 / 17

SCHEMATIC DIAGRAMS
To upgrade quality, some components may be
subject to change without notice.
A-7290-3EX-
w
Printed in Japan
© 2015–2016 Icom Inc.
!1
MAIN UNIT (MAIN-5)
0.1
C1332
10K
R1212
2.2 C1241
47
R1213
0.1 C1336
0.1
C1231
0.1
C1212
1.8K
R1252
33K
R1201
SHORT
CP1304
0.1 C1334
0.1
C1254
MMZ1005A222ET EP1201
J1231
0.1
C1333
15K
R1204
2SC3356L
Q1201
0.1 C1252
MMZ1005Y102CT
EP1211
0.01
C1201
REFV
68K
R1203
2.2 C1322
BAP70Q D1251
1 2 3
4 5
56K R1202
0.1
C1251
2.2 C1321
560 R1254
MMZ1005B601C
EP1203
1.8K
R1253
0.01
C1207
MMZ1005Y102CT
EP1251
560 R1256
XC6209F502MR
IC1241
1
VIN
2
VSS
3
CE
4
NC
5
VOUT
SN74AHC1GU04DCK
IC1211
1
2
3
4
5
CR-932
X1201
1
VCONT
2
GND
3
OUT
4
VCC
56
CASE-BM7H
EP1202
1 2
0.1
C1255
0.001
C1205
0.1 C1253
0.1 C1204
0.001
C1211
0.1
C1202
MMZ1005Y102CT EP1331
LDTC143ZE
Q1231
0.001
C1203
18K
R1205
MMZ1005Y102CT EP1332
470
R1206
SHORT
CP1333
0.5P
C1208
0.01
C1209
SHORT
CP1334
MMZ1005Y102CT
EP1252
8P
C1206
2.2 C1242
SHORT
CP1335
AGCV
8V
3R3V
FRXS
LR-592
L1331
10 C1337
10 C1335
CLK41M_N
CLK41M_P
0.01
C1213
MMZ1005Y102CT
EP1212
SN65LVDS1DBV
IC1212
1
VCC
2
GND
3
Z
4
Y
5
D
L2SA1576AR
Q1202
220
R1207
47
R1211
180
R1232
560
R1231
LDTA114EE
Q1232
FTXS
LDTC143ZE
Q1234
LDTA114EE
Q1235
0.1
C1233
0.1 C1232
XC6209F332MR
IC1321
1
VIN
2
VSS
3
CE
4
NC
5
VOUT
49.9
R1331
120
R1334
1.8K
R1335
ISL5857IAZ
IC1331
1
D11(MSB)
2
D10
3
D9
4
D8
5
D7
6
D6
7
D5
8
D4
9
D3
10
D2
11
D1
12
D0(LSB)
13
DCOM
14
DCOM
15
SLEEP
16
REFLO
17
REFIO
18
FSADJ
19
NC
20
ACOM
21
IOUTB
22
IOUTA
23
COMP
24
AVDD
25
NC
26
DCOM
27
DVDD
28
CLK
180 R1233
100K
R1236
CASE-BM7H
EP1333
1 2
0.1
C1221
0.001
C1222
FL-391
FI1221
1
I
3 4 6 7 8 2
5
O
DACLK
0.001 C1223
MMZ1005Y102CT
EP1221
SHORT
CP1305
SHORT
CP1306
LQW18ANR12G00D
L1281
LQW18ANR12G00D
L1282
33P C1281
82P C1283 33P C1285
0.001 C1224
100K R1238
MMZ1005Y102CT EP1302
2.2
C1318
2.2
C1319
10
C1309
5V
560
R1251
MMZ2012Y102B
EP1301
BA033FP
IC1318
I O
G
2.2
C1220
3.3
R1319
3.3
R1318
XC6209F332MR
IC1325
1
VIN
2
VSS
3
CE
4
NC
5
VOUT
2.2 C1325 2.2 C1326
0.1
C1235
SN74LVC1G04DCK
IC1221
1
2
3
4
5
0.1
C1256
MMZ1005Y102CT
EP1235
MMZ1005Y102CT
EP1236
10K
R1222
0
R1224
0 R1255
150
R1258
1SV308
D1232
1SV308
D1231
100U
L1232
100U
L1231
100U L1253 100U L1251 100U L1252
47
R1221
100 R1225
100
R1223
3R3VA
0.1
C1300
0.1 C1236
0.1 C1237
100U
L1233
0.1
C3003
CMOS
MAIN-4
MAIN-6
MAIN-6
MAIN-6
MAIN-6
MAIN-1
MAIN-6
MAIN-1
MAIN-4
RX-ADC