193
SCHEMATIC DIAGRAM /
原理图
NXR-800H
Note : The components marked with a dot (
•
) are parts of layer 1.
X56-312 (A/3) 6/6
7
6
5
4
3
2
1
AD
AC
AB
AA
Z
D
L434
390n
REF_SW2
33MPU
OCXO_EXIST
GND
IN
oUT
OCXO_EXIST
R866
0
33MPU
oX_SDo2
CN403
R821
0
FAN_CONT2
DDS_EN
C578
330p
PWR_PRT
C574
330p
SCLK1
FWD_PWR
FAN_CURR
2DA_CE
R822
0
TEMP_RST
C848
22u35
FAN_CONT
CN807
1
2
R831
0
SR_EN
CoNT_5.0V
R823
0
R814
0
MOD
C858
470p
WP
oX_SCLK2
R840
0
R816
0
oX_SDo2
R830
0
PLL_19_EN
R836
0
C857
0.01u
C860
0.01u
R817
0
C576
18p
SDo1
R845
0
CN803
1
33MPU
2
GND
3
oX_SDA
4
oX_SCL
5
oCXo_VR_EN
6
oCXo_oN
7
oX_SCLK2
8
oCXo_CURR
9
oX_SDi2
10
oCXo_EXiST
11
oX_SDo2
12
GND
13
REF_SW2
3DA_EN
CN801
2
1
3
SR_OE
VCXO_DA_EN
132_EN
SCK
R833
0
C575
18p
SDI1
2DA_EN
RFL_PWR
440_EN
R832
0
CN407
VR_EN
PWR_CONT
R834
0
LDT
DGND
PA_CURR
8AD_EN
CN802
PAG
SDA
R865
100k
440_CE
R812
0
132_CE
CN804
1
GND
2
GND
3
WP
4
MoD
5
GND
6
SDo1
7
SCLK0
8
SCLK1
9
SDo0
10
SDi1
11
SR_EN
12
8AD_EN
13
SR_oE
14
2DA_CE
15
3DA_EN
16
2DA_EN
17
LDT
18
132_CE
19
440_CE
20
132_EN
21
440_EN
22
VR_EN
23
DDS_EN
24
ANT_SW
25
TEMP_PRT
26
SCK
27
D_GND
28
SDA
29
D_GND
30
CoNT_5.0V
31
D_GND
32
CoNT_5.0V
33
GND
34
PAG
35
GND
36
GND
CN405
C856
10u25
R835
0
R867
0
R869
100k
R813
0
R837
0
D409
CSA70-401L
CN805
1
GND
2
GND
3
33MPU
4
oX_SCLK2
5
GND
6
oX_SDo2
7
GND
8
PLL_19_CE
9
GND
10
PLL_19_EN
11
GND
12
REF_LDT
13
GND
14
VCXo_DA_EN
15
GND
16
oCXo_EXiST
17
GND
18
oCXo_CURR
19
GND
20
oCXo_oN
21
GND
22
oCXo_VR_EN
23
GND
24
oX_SDi2
25
GND
26
REF_iN_oUT
27
iMP_H_L
28
REF_EXiST
29
oX_SDA
30
EXT_EXiST
31
oX_SCL
32
REF_SW
33
WP
34
REF_SW2
35
GND
36
GND
C573
330p
C859
470p
R819
0
R815
0
CN806
1
GND
2
GND
3
WP
4
GND
5
D_GND
6
SDA
7
D_GND
8
SCK
9
D_GND
10
CoNT_5.0V
11
D_GND
12
TEMP_PRT
13
GND
14
ANT_SW
15
GND
16
TEMP_RST
17
GND
18
FAN_CoNT2
19
GND
20
FAN_CoNT
21
GND
22
PWR_CoNT
23
GND
24
PWR_PRT
25
GND
26
RFL_PWR
27
GND
28
FWD_PWR
29
GND
30
FAN_CURR
31
GND
32
PA_CURR
33
GND
34
NC(FAN_CURR2)
35
GND
36
GND
CN408
C577
330p
L433
390n
CN406
R824
0
R818
0
R820
0
oX_SCLK2
REF_LDT
REF SIGNAL
OUTPUT
13.8V
19.2MHz -->
19.2MHz -->
<--10MHz
X42-328 -CN1
OPTION UNIT(OCXO)
FINAL UNIT
-CN1
X45-386 (C/5)
10MHz--->
B
B
E
-CN12
X45-386 (C/5)
FINAL UNIT
X55-310 -CN45
RX UNIT
X53-414 -CN302
CONTROL UNIT
GND
OCXO
X42-328 -CN3
CONTROL UNIT
X53-414 -CN400
FINAL UNIT
X45-386 (A/5)-CN20
19.2MHz -->
CONTROL UNIT
19.2MHz -->
SCLK0
TX oUT
REF_IN
REF oUT
SDo0
13.8V
REF2
LPF12
LPF13
REF1
<--10MHz
OPTION UNIT(OCXO)
X53-413 -CN56
SDo0
OCXO
OPTION UNIT(OCXO)
X42-328 -CN2
+20dBm
SCLK0
440-470MHz
440-470MHz
13.8V
IC809
NJM7808FA-ZB
VOLTAGE
REGULATOR
V-8
T:13.6V
R:13.7V
+18dBm
8V
TX UNIT (X56-312X-XX) (A/3)
Summary of Contents for NXR-800H
Page 180: ...1 E CN300 RX_IF_VN 168 ...