LPF.pdf

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D
BAND SELECTION TABLE
BAND
BPF
LPF
3.5~3.9M
B0
L1
7.0~7.15M
B1
L2
14.0~14.4M
B2
L3
21.0~21.45M
B3
L4
28.0~29.7M
B4
L5
0~30M
B5
L20A
L21A
2.5uH
Fo=3.9MHz
2.5uH
4
6
BS1
2
3
5
1
C35A
47p
C18A
47p
3
5
1
4
6
2
BS1
D
+5
C80A
47p
C72A
560p
C84A
1000p
C58A
330p
C89A
47p
+5
C62A
560p
U4A
74HC238
BAND1
BAND2
BAND3
1
2
3
4
5
6
A0
A1
A2
E1
E2
E3
+5
C32A
104
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
15
14
13
12
11
10
9
7
B0
B1
B2
B3
B4
B5
1
2
3
4
5
6
7
8
U5A
ULN2004
B1
B2
B3
B4
B5
B6
B7
E
C1
C2
C3
C4
C5
C6
C7
COM
16
15
14
13
12
11
10
9
BS1
BS2
BS3
BS4
BS5
BS2
4
6
2
K7A
RELAY-G5V-1
K13A
RELAY-G5V-1
L18A
L19A
1.3uH
Fo=7.15MHz
1.3uH
3
5
1
C34A
47p
C83A
NC
+5
C78A
NC
C81A
180p
C79A
30p
C82A
470p
C60A
NC
C38A
47p
C61A
NC
+5
C73A
180p
3
5
1
4
6
2
BS2
+5
+5
K6A
RELAY-G5V-1
K12A
RELAY-G5V-1
L16A
L17A
0.62uH
Fo=14.4MHz
0.62uH
4
6
BS3
2
3
5
1
C77A
51p
C37A
51p
C65A
NC
+5
C70A
100p
C47A
10p
C71A
268p
C17A
100p
C76A
10p
3
5
1
4
6
2
BS3
4
K11A
RELAY-G5V-1
6
2
3
C69A
33p
C54A
33p
5
1
4
6
2
BS4
D3A
1N4148
RELAY-G5V-1
TRX_DRV
BS4
2
1
+5
C57A
47p
C66A
151p
C59A
47p
+5
K15A
3
5
1
Q4A
DTA143Z
RX_ANT_SIG
J2A
CON2
1
2
C
+5
C
TX_PWR_SIG
K5A
RELAY-G5V-1
L14A
L15A
400nH
Fo=21.45MHz
400nH
4
6
3
5
+5
K4A
RELAY-G5V-1
K10A
RELAY-G5V-1
J3A
DB9
1
6
2
7
3
8
4
9
5
8
7
6
5
RP2A
L12A
L13A
350nH
Fo=29.7MHz
350nH
1
2
3
4
BS1
BS2
BS3
TTL_RXD
BS5
1
2
3
4
BS4
BS5
TTL_TXD
4
6
2
3
5
1
C56A
20p
C68A
20p
3
5
1
4
6
2
BS5
100R
8
7
6
5
RP1A
+5
C49A
51p
C42A
100p
C51A
10p
C36A
51p
+5
B
K3A
RELAY-G5V-1
K9A
RELAY-G5V-1
B
100R
+9R
+9T
4
6
2
K14A
3
5
1
+9
Q3A
DTA143Z
+5
RELAY-G5V-1
D9A
TRX_DRV
1N4148
TRX
A
A
Title
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Date:
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LPF
Number
Revision
XG RADIO
V2.01
12-Oct-2012
Sheet of
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产品设计文档
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电台产品设计文档
\X1M_Proj\X1M_Proj.ddb
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