38
TK-3302/3302
(
U
)
/3306
SCHEMATIC DIAGRAM
X57-758 3/4
K
L
M
N
O
-t
-t
B
Q104
*
1
oSCIN
2
oSCoUT
3
MIXoUT
4
VCC
5
IFIN
6
DEC
7
FILoUT
8
FILIN
9
AFoUT
10
QUAD
11
IFoUT
12
RSSI
13
N-DET
14
N-REC
15
GND
16
MIXIN
R209
3.3k
R132
47k
R131
1M
R348
1k
R352
150k
C390
1u
RSSI
C204
1000p
R212
220k
C372
1000p
R361
0
C371
10u
C386
0.01u
R353
12k
C362
470p
R365
3.3k
C222
470p
C137
100p
W/N
R342
10k
C136
470p
R360
5.6k
R341
10k
R357
56k
R114
8.2k
R369
82k
R206
2.7k
Q307
RT1N441U
R358
470k
C102
470p
R350
120k
R366
150k
C374
1000p
C360
0.1u
R364
100k
C202
10u
R214
330
C359
10u
C366
0.1u
C364
12p
C373
120p
C212
0.1u
C391
1u
C382
0.015u
C201
0.22u
C367
1u
XF201
L71-0619-05
38.85 MHz
IN
oUT
R134
56k
R367
39k
C358
0.22u
R349
1M
C144
470p
R354
330k
R126
0.39
R203
4.7k
MOD
C339
1u
C363
82p
C220
18p
C205
1800p
R363
100k
R372
0
R347
0
R362
180k
C216
0.01u
R123
0.39
R205
82k
C154
470p
CD201
L79-1866-05
C355
0.01u
C209
68p
C208
0.1u
C211 0.1u
R355
120k
R359
47k
R368
0
C365
82p
R213
390
L201
1u
IC308
AQUA-L
1
AGNDIN
2
TXIN
3
TXINo
4
LIML
V
5
EXTLIMIN
6
MoD
7
VDD
8
DTRLoADN
9
STD
10
TCLK/DTRDo
11
TDATA/DTRCLK
12
DI/o
13
RDF/FD
14
SCLK
15
DIR
16
XoUT
17
XIN
18
VSS
19
AMP3P
20
AMP3N
21
AMP3o
22
AMP4P
23
AMP4N
24
AMP4o
25
DTRAIN
26
RXAF
27
RXAFIN
28
EXPoUT
29
FILTERo
30
RXINo
31
RXIN
32
AGND
R325
4.7k
C381
390p
R129
330k(D)
R211
100
C385
0.1u
R207
3.3k
BUSY
R136
470k
R356
4.7k
R101
3.3k
C215
0.01u
C356
1000p
R324
4.7k
R133
0
C210
0.1u
D101
UDZW5.1(B)
R398
0
R135
C361
1u
TH101
100k
C341
470p
TH201
100k
C213 0.1u
C368
270p
R120
0.39
R351
330k
IC101
BA2904FVM
1
oUT1
2
-IN1
3
+IN1
4
VEE
5
+IN2
6
-IN2
7
oUT2
8
VCC
C128
470p
R345
27k
R130
330k(D)
C353
0.01u
R217
3.3k
C101
470p
C203
0.01u
R340
10k
C354
0.01u
C130
1u
C384
0.1u
C377
0.068u
R373
220k
C223
0.01u
R208
82k
C378
82p
R344
470k
CF201
L72-0973-05
450 kHz
L250
18n
C291
6p(B)
C290
2p(B)
C233
6p(B)
R102
27k
C104
*
L102
*
L101
18n
C106
1u
C103
*
C107
470p
C109
*
R103
330
R104
*
C108
1u
R105
*
L103
*
R106
330
C113
470p
R107
*
C111
1u
R124
*
C140
470p
R125
68k
L108
2T
L109
C135
470p
R119
0
C141
0.1u
R122
*
L106
C122
*
L107
*
R113
100k
R116
*
C127
*
C126
*
C123
*
R112
22
C125
*
C120
470p
R111
*
L105
*
C118
*
C124
470p
L104
8.2n
C117
*
C115
*
R141
0
R109
0
C112
470p
C114
0.1u
R121
*
R118
*
C133
1u
C131
0.01u
C129
470p
C219
1p
C214
2p
C206
560p
C207
560p
R210
*
R201
*
R204
10
AFVOLOUT
5R
W/N
DIR
DTMF
VOX
5C
DC_SW
AF_CONT
AF_CONT
1/2_OSC
OPTDET
5M
5T
TCLK/DTRDO
APC
PCTV
RDF/FD
MIC_MUTE
38.4 MHz
TDATA/DTRCLK
PTT
5M
QT/DQT_IN
2ND_LO
AFVOLOUT
TXD
APC_SW
OPTDET
AFVOLIN
RSSI
TH_DET
TXD
BUSY
MCF
MIC
AUDIO PROCESSOR
SB
5T
PCTV
PCTV
3.6864MHz CLK
B
MOD
W/N SW/TX
DI/O
5R
SCLK
RSSI
SB
PTT
R105
NO
R104
27k
30p
15k
4.7K
R210
3.9K
330
68k
L103
18k
39
C103
27k
R111
R107
C115
180k
4p
12p
R116
C109
22n
39k
82k
R124
L102
330
L105
47
6p
5p
C104
16p
15p
11p
39
22
47k
56
27n
100
R135
180k
100k
10k
R201
39n
R118
R121
C117
11p
R122
Q104
NO
RT1N441U
15n
18n
4.7n
L107
2.2n
2.7n
NO
NO
NO
C118
9p
C122
NO
1u
0.5p
C123
NO
10p
C125
15p
47p
16p
11p
C126
NO
C127
MIC_MUTE
VOX
QT/DQT_IN
VOLTAGE
PROTECTION
DTRLOADN
STD
M
TK-3302
-23
X57-7580-XX
-20
TK-3306
K,P,(U)K,M
TK-3306
M3
D10
MC2858
TX/RX
RF SW
RD07MVS1BT122
Q106
TX FINAL AMP
Q201
RT1P441U
W/N SW/RX
IC201
TA31136FNG
FM SYSTEM IC
DISCHARGE SW
R128
150k
(D)
R127
150k
(D)
Q107
RT1N441U
DC SW
RQA0004PXDQS
Q103
TX DRIVE AMP
Q109
RT1P441U
DC SW
2SK1824-A
Q108
DC SW
2SC4774
Q202
IF AMP
2SC4926YD
Q102
RF AMP
2SC5636
Q101
RF AMP
D307
MC2850
LIMITER
D306
KDR731
RECTIFICATION
*
T:4.35V(H)
:2.85V(L)
R:0V
T:3.21V
W:0.01V
N:5.01V
T:1.30V
R:3.19V
T:0V
R:7.57V
T:7.24V
T:4.6V
T:4.37V
R:7.57V
T:7.44V
T:4.61V
T:4.93V
TX-RX UNIT (X57-7580-XX)