88
NX-200
SCHEMATIC DIAGRAM
R : 0V
T : 2.11V
L : 1.66V
H : 2.07V
T : 1.596V
R : 17.5mV
H : 1.596V
L : 1.595V
T : 1.149V
R : 1.53V
T : 4.789V
R : 4.769V
R : 1.02V
T : 0.88V
R : 3.274V
T : 11.2mV
T : 140mV
R : 0.65V
R : 63mV
T : 128mV
T : 40mV
R : 3.294V
R : 13mV
T : 3.71V
R : 18mV
T : 3.92V
T : 1.52V
R : 1.59V
T : 1.52V
R : 7.11V
R : 4.849V
T : 5mV
R : 0.731V
T : 3.6mV
R : 2.66V
T : -0.8V
R : 2.03V
T : 85mV
T : -100mV
R : 1.81V
R : 4.694V
T : 5mV
T : 3.6mV
R : 0.697V
R : 61mV
T : 110mV
470p
CN201
10k
R256
2SC4215-F(Y)
450kHz
R229
10k
R299
47
10
0.1u
C249
R248
C237
10u
L250
0
7p
C208
68p
C212
68p
Q201
2SC5108(Y)F
C230
0.1u
C228
C225
0.1u
10
C221
0.1u
0.1u
R222
oUT
R204
C203
C204
0.01u
560
L201
560n
R71
R211
330k
C207
10p
47n
L203
100p
C295
10p
C209
AMDEToUTPUT
FMDEToUTPUT
C355
0.1u
oUT
IN
C246
R257
R251
0
0
R243
0.1u
18k
R238
2.2k
VSS
VDD
MCP6021-E/OT
R253
1k
IC203
1
V
oUT
2
5
VIN-
3
VIN+
C262
0.01u
4
R254
10k
0.1u
10u
C239
C236
R242
47k
CF201
0.01u
C238
R236
2.2k
RSSI
R233
C234
CN202
18k
0.47u
RSSIoUTPUT
RFAGCoUTPUT
AGCAMPoUTPUT
AMAGCINPUT
NoISEAMPINPUT
NoISEAMPoUTPUT
CoMPINPUT
CoMPoUTPUT
RFINPUT
100n
12
11
10
C231
10p
C227
0.1u
C314
0.1u
C356
0.1u
IN
FMIFDECoUPLING2
FMIFDECoUPLING1
AMIFDECoUPLING
QUADINPUT
LIMoUTPUT
9
FMIFINPUT
AMIFINPUT
8
7
6
5
TK10931VTL-G
1
MIXoUTPUT
VCC
oSC(E)
oSC(B)
4
3
2
IC202
C217
47p
20
AMSW
13
14
15
16
17
18
19
R223
270k
24
GND
21
22
23
R281
0
C224 0.1u
R226 10k
R231 22k
C276 0.1u
R227 4.7k
C275 0.1u
R282
10k
C206
R221 100k
0.01u
R214
560k
Q202
L202
1.8u
0.01u
C21
1
L226
R212
220
C210
R285
RSSI
10k
V
AGC
0.01u
100k
R293
R246
C31
1
100
C252
47k
R245
47p
TC75W51FUF
VSS
oUTA
IN-A
IN+A
VDD
8
IN+B
oUTB
IN-B
5
6
7
R283
100k
C310
1
R255
2.7k
4
3
2
IC404
47p
58.05MHz
22p
C215
VAGC
5p
C216
R216
220
C213
0.01u
OUT
C219
6p
R218
220
C220
0.01u
IN
R148
C143
C1
16
10k
R1
19
1000p
C
111
R101
R104
47
0
R295
HSC277
D201
C109
C1
14
470p
1000p
R106
15p
C100
3.3k
R100
10k
C101
2SC5636
Q100
100n
0.1u
L100
2.2k
R103
C102
270
R102
C150
1000p
C104
10p
R105
0
4.7k
R107
HSC277
D100
4.7k
C106
1000p
R111
0
L102
68n
C112
56p
C160
R1
18
100
R120
22k
Q102
2SK3077F
C134
470p
10p
C127
C131
0.1u
C120
D103
HZU2ALL
470p
R126
27k
C123
0.1u
R131
2SC5383-T111
Q104
R149
180k
C133
470p
150k
R165
470k
Q109
SSM3K15TE(F)
R164
10k
R150
180k
0.39
D106
HZU5CLL
C128
6.8u10
560
R136
+
R134
560
1u
R144
150k
R145
R141
R138
0.39
0.39
470p
C141
180k
R147
180k
100p
22p
C124
RD01MUS1-T113
C117
1000p
12p
C1
15
1000p
0.1u
L104
R123
330
100n
L103
R177
330
18
R176
330
C178
R124
R127
R130
33k
18p
C1
19
47n
47k
C122
C177
R129
47
L105
Q103
C125
L107
1000p
100n
R133
56p
L106
330
C139
TH100
100k
R154
R153
DTC144EE
Q105
C155
470p
100k
R158
100k
2SK1824-A
0
47k
R157
Q107
C159
TA75W01FUF
2
3
4
IN1-
VEE
IN1+
1
IC100
OUT1
10k
7
6
5
OUT-B
IN2+
IN2-
8
VCC
R151
R156
1.8k
470p
470k
R155
Q110
EMD5
R161
0
CN102
470p
1000p
1000p
50T
THP
50C
19.2M
/DSW
/APCSW
50R
50IF
+B
33C
IF_DET
TX
50T
+B
1st LO
50R
RX
BUFFER AMP
LOCAL SWITCH
DRIVE AMP
PRE-FINAL AMP
APC SWITCH
APC
SWITCH
APC SWITCH
APC SWITCH
CONTROL
AUTO POWER
APC SWITCH
TRIPLER
2nd LOCAL
FM IC
BUFFER
(RSSI/VAGC)
OP AMP
IF AMP
APC PROTECT
SWITCH
LOCAL
D201
APC
SWITCH
-t
°
33C
50T
+B
50R
50IF
33C
CF200
XF200
450kHz
TX
27p
C261
L230
27u
C264
27p
C259
82p
4
4
3
X57-736 (A/2) 3/4
BI
BJ
BK
BL
BM
TX-RX UNIT (X57-7360-10) (A/2)