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SCHEMATIC DIAGRAM /
TX UNIT (X56-3112-71) (A/3)
146-174MHz-->
13.8V
SCLK0
SDo0
8V #1
5V #2
<--19.2MHz
5V #1
8V #2
When kxk-3 or extenal reference signal is used.
5.99MHz or 10MHz -->
Q407-409
DC SW
Q407
SSM3K15TE(F)
R427
oX_SCLK2
10
R430
oX_SDo2
10
R431
PLL_19_EN
10
SSM3K15TE(F)
REF_LDT
0V
CN809
REF_LDT
Q405
SSM3K15TE(F)
DC SW
5V #3
LPF14
L603
L604
C613
C620
A-18
0.1u
47u
47u
0.1u
Q603
2SC4617(R)
RF AMP
DETECTOR
D403
HSM88AS-E
R547
4.7k
INT VCXO:0V
OCXO or EXT Ref:
G:2.6V
S:0.55V
RF AMP
D:7.78V
Q422
RD01MUS1-T113
2dB
A-20
C535
L422
L39-1517-05
R530
0.1u
12
R541
8V #1ʼʼ
1
Q
When internal reference signal is used.
REF_IN
CN808
IC404
19.2MHz PLL
ADF4001BRUZ
9 DGND
10
CE
11 CLK
12 DATA
Q408
SSM3K15TE(F)
13 LE
5V
14
MUXoUT
15 DVDD
Q409
16 VP
R438
Q410
2SA1832F
100k
19.2MHz PLL
DC SW
L403
C416
R439
0.01u
1u
2.2
R455
1M
Q604
SSM3K15TE(F)
DC SW
INT VCXO:
B:1.64V
C:5V
E:1.08V
OCXO or EXT Ref:0V
CF601
LPF15
L72-1019-05
L606
L607
C623
R616
0.1u
0
12u
12u
C539
0.1u
8V #1ʼʼ
R562
100k
OP-AMP
IC409
TA75S01F-F
3
4
R575
IN(-)
oUT
2
4.7k
VEE
1
5
C545
IN(+)
VCC
0.1u
R564
INT VCXO:0V
22k
OCXO or EXT Ref:
G1:2.12V
G2:2.2V
S:1.17V
D:7.75V
L426
L39-1517-05
R560
A-21
0
C559
<--10MHz
0.1u
Q430
3SK317-E
RF AMP
D603,604
LIMITTER
R
原理图
R458
LPF11
8
100k
5V
C454
C459
REFIN
7
C440
47p
18p
AVDD
L409
L411
6
0.01u
C443
C464
RFINA
5
C441
0.01u
330n
390n
0.01u
RFINB
4
0.01u
AGND
3
CPGND
2
CP
1
R459
R470
R461
R453
R447
R460
RSET
4.7k
0
0
0
0
18k
L406
10u
R454
1M
R618
DC SW
100k
Q605
C631
SSM3J01F
0.1u
C632
INT VCXO:
B:3.08V
0.01u
C629
R620
C:5V
E:2.47V
0.1u
100k
OCXO or EXT Ref:0V
RF AMP
Q606
C630
2SC4617(R)
C628
R617
0.1u
A-19
<--5.99MHz
0.1u
470
DETECTOR
LPF18
C563
C564
120p
47p
2dB
L427
L39-1517-05
L430
L431
C565
R593
0.1u
560n
680n
12
S
NXR-700H
7.72V
A-17
1.69V
C479
<--19.2MHz
RF AMP
Q415
0.01u
2SC4617(R)
1.13V
L412
1u
OSC-4
VC
VDD
GND
oUT
C465
R481
C476
X401
L77-1981-05
0.01u
1.8k
0.01u
DDS (5.99MHz)
5.99MHz DDS
IC601
AD9835BRUZ
5V
C633
16
1
R623
FSADJUST
CoMP
0.01u
15
2
3.9k
AVDD
REFIN
14
3
C634
5V
IoUT
REFoUT
13
4
0.01u
AGND
DVDD
12
5
PSEL0
DGND
11
6
PSEL1
MCLK
10
7
FSELECT
SCLK
9
8
FSYNC
SDAT
INT VCXO:0V
C532
OCXO or EXT Ref:7.81V
R552
TA75S01F-F
R567
3
IN(-)
4.7k
2
VEE
1
IN(+)
INT VCXO:0V
OCXO or EXT Ref:
G:2.58V
OP-AMP
S:0.46V
D:7.79V
RF AMP
Q425
C547
R569
RD01MUS1-T113
0.1u
560
3dB
A-22
C537
R554
0.1u
18
R576
1
X56-311 (A/3) 4/6
T
146-174MHz-->
13.8V
SCLK0
SDo0
8V #1
5V #2
<--19.2MHz
5V #1
8V #2
R501
220
8V #2
7.88V
4.7V
RF AMP
A-16
Q417
2SC4617(R)
C480
4.04V
0.01u
5V #3
R625
0
8V #1ʼʼ
0.1u
100k
IC408
4
oUT
5
VCC
R553
22k
L424
L39-1517-05
8V #1ʼʼ
<--10MHz
10MHz--->
173
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