91
SCHEMATIC DIAGRAM
NXR-710
X57-794 4/8
T
S
R
Q
P
80C
TXVCOA
TXVCOB
33C
33C
Vr
ef
50C
Vref
R625
220
C616
47p
R643
100k
1
CoMMoN
2
INH
3
VEE
4
GND
5
A
6
CH1
7
CH0
8
VCC
R640
1k
R634
47k
R425
18k
R641
0
C618
47u10
1
IN+
2
VSS
3
IN-
4
oUT
5
VDD
X600
L77-1960-15
1
VC
2
GND
3
oUTPUT
4
VCC
C636
0.01u
R630
100k
R631
8.2k
C624
0.1u
R637
47k
CF401
L72-1028-05
1
CoMMoN
2
INH
3
VEE
4
GND
5
A
6
CH1
7
CH0
8
VCC
C635
10p
C630
0.01u
C629
0.01u
1
CoMMoN
2
INH
3
VEE
4
GND
5
A
6
CH1
7
CH0
8
VCC
R436
1.5k
R624
220k
R622
10k
R632
1.8k
C619
330p
C627
0.01u
R629
100k
R444
1.2k
R638
22
C632
0.1u
C426
0.1u
1
OUTPUT
2
V+
3
INPUT+
4
INPUT
-
5
V-
C642
0.1u
C620
18p
R437
1.5k
R616
10k
C649
0.1u
1
OUTPUT
2
V+
3
INPUT+
4
INPUT
-
5
V-
R633
22
R614
22k
1
VoUT
2
VSS
3
VIN+
4
VIN-
5
VDD
R447
0
C637
0.01u
R433
0
R428
47k
C626
10u20
C643
10u20
C641
0.01u
C631
10p
C438
0.1u
R620
0
C658
1000p
R636
100k
R431
0
C429
0.1u
R645
22
R619
220
C654
10u20
R635
2.2
R615
27k
C633
0.01u
C437
0.1u
CF402
L72-1027-05
R627
22
R650
1k
R628
470
CN601
1
CoMMoN
2
INH
3
VEE
4
GND
5
A
6
CH1
7
CH0
8
VCC
R648
270k
R443
820
C430
0.1u
CF403
L72-1041-05
C653
10u20
C644
10p
C639
0.01u
R617
100k
R426
8.2k
R623
5.6k
R435
0
L604
330n
C645
1u
R618
100
L606
1u
C638
1u
C623
0.01u
R429
22
C621
47u10
C428
0.1u
C427
0.1u
C628
10p
R626
4.7k
R649
0
1
IN+
2
VSS
3
IN-
4
oUT
5
VDD
R651
1k
R434
0
R438
1.5k
R642
100k
C655
1000p
C625
0.01u
C634
0.01u
C622
220p
R621
22
C439
0.1u
R427
47k
C656
10u35
L605
390n
R639
0
R442
820
C652
10p
33C
W_/N
VN_/N
LPF
Vref -->
<--16.8MHz
80C_1
450kHz -->
450kHz -->
VT1 -->
VT2 -->
VT1 -->
VT2 -->
VN_/N
W_/N
VN_/N
W_/N
19.2MHz -->
19.2MHz -->
19.2MHz -->
19.2MHz -->
MO -->
MB -->
16.8MHz-->
16.8MHz-->
Vref -->
33C
33C
OSC
IC405
TC7W53FK(F)
IC406
TC7W53FK(F)
ANALOG SW
ANALOG SW
WIDE
VERY NARROW
NARROW
IC408
TC7W53FK(F)
IC407
TC7W53FK(F)
ANALOG SW
ANALOG SW
CN603
MO
IC605
TC75S51FE(F)
OP AMP
IC603
TC75S51FE(F)
OP AMP
MB
2SC4617(R)
Q602
RF AMP
2SC4617(R)
Q603
RF AMP
2SC5383-T111
Q605
DC SW
IC604
LMC7101BIM5
OP AMP
IC404
MCP6021-E/OT
IF AMP
IC606
LMC7101BIM5
OP AMP
CN602
MB_CV2
1.70V
4.94V
1.16V
4.96V
3.02V
2.37V
3.26V
3.27V
1.48V
3.27V
1.63V
7.93V
7.27V
7.91V
3.25V
3.27V
W:3.28V
N:0V
VN:0V
W:3.28V
N:0V
VN:3.28V
AW:-98.4dBm
AN:-99.0dBm
VN:-100.2dBm
TX-RX UNIT (X57-7940-10)