29
SCHEMATIC DIAGRAM
TK-2000
5M
C402
12p
R372
47k
R 3 7 0
4 7 k
R401
1k
R 3 7 5
1 0 k
CN504
CN505
CN506
CN507
CN508
I C 5 0 3
N J M 2 8 7 8 F 4 - 0 5
1
N C
2
V S S
3
C E
V I N
V o U T
C513
1u
C514
1u
R509
100k
Q 3 0 5
R371
8.2k
I C 4 0 0
F 2 1 3 6 A C N K D R D
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1 7
1 8
1 9
2 0
2 1
2 2
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 0
3 1
3 2
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
4 9
5 0
5 1
5 2
5 3
5 4
5 5
5 6
5 7
5 8
5 9
6 0
6 1
6 2
6 3
6 4
R508
47k
R E 1 C 0 0 1 Z P
Q 5 0 1
C 4 0 3
1 p(B)
C406
12p
L S C R 5 2 3 E B F S 8
Q 4 0 0
C 4 0 0
0 . 1 u
C 4 0 1
1 0 0 0 p
C 4 0 5
1 0 0 0 p
C 4 0 4
0 . 1 u
CN502
X400
(11.0592MHz
)
R 3 7 4
4 7 k (D)
C350
1000p
C352
1000p
R376
47k
R 4 5 5
5 . 6 k
R400
4.7k
CN503
C N 4 0 4
C N 4 0 2
C N 4 0 1
C N 4 0 3
C 3 4 3
0 . 1 8 u
C 3 2 4
0 . 1 8 u
C344
0.027u
C 3 4 7
1 u
R 3 6 6
1 0 0 k
R 3 6 3
5 . 6 k
R 3 6 4
4 7 0
I C 3 0 3
BA2904FVM
1
oUT1
2
IN1-
3
IN1+
4
VSS
INT2+
INT2-
oUT2
VDD
C 3 3 5 0 . 1 8 u
C337
0.18u
R 3 4 2
1 5 k
R 3 5 0
470
I C 3 0 5
B A 2 9 0 4 F V M
1
2
3
4
G N D
5
6
7
8 V +
R 3 4 8
1 8 k
R 3 5 1 5 6 0
C 3 4 6
0 . 1 8 u
C358
0.1u
C357
0.1u
R 4 1 3
1 k
R414
470k
Q 5 0 2
LTA023JEBFS8
CN511
C515
1000p
C516
1000p
C349
0.047u
R388
8.2k
C517
4.7u
C522
1000p
C523
1000p
C524
1000p
D A 2 J 1 0 1
C338
330p
C339
0.1u
R 3 5 2
1 0 0 k
R 3 5 4
3 3 0 k
R 3 6 9
1 0 k
SQL
5MSC
5MS
5R
5T
5M
RSSI
HSDO
BATT
5M
SB
5MS
5T
5C
5R
PTT
TXD
RXD
PTT
S
P
MUT
SPMUT
VDCSW
THDET
BSFT
PLUL
PFKEY
EN4
EN3
EN2
EN1
SB
LSDO
WID/NAR
T/RSHF
5TC
PTT
5CC
5TC
5RC
PFKEY
TXD
RXD
INT
NC
VREF
MODE
NC
NC
RESET
XOUT
VSS
XIN
VCC
BSFT
NC
NC
NC
CLOCK
PLDL
DACLD
PLUL
EN4
EN3
EN2
EN1
NC
LEDR
LEDG
SPMUT
5MSC
5TC
NC
5CC
T/RSHF
WID/NAR
PTT
PFKEY
INT
VDCSW
VOX IN
CV DET
NC
TYPE2
TYPE1
5RC
LSDO
HSDO
BATT
RSSI
SQL
LSDIN
THDET
CURDET
TXD
RXD
NC
NC
5VC
NC
NC
+B
CVDET
DATA
PLPS
E
2
DAT
E2CLK
E2W
P
NC
OPTDET
5MSC
OPTDET
OPTDET
-
QT/DQT FILTER
LSDIN
-
AF FILTER
+
+
VREF
5RC
5MSC
RESET
D 4 0 2
1000p
1000p
1000p
1000p
C412
C413
C414
C415
VOXIN
VOXIN
7
8
SPMUT
MCU
VOLTAGE
REGULATOR/5V
4
5
DC SW
DC SW
SWITCH
W/N SW
+B
+B
WID/NAR
PLPS
R408
100
PFKEY
CLOCK
DATA
LSDO
5R
HSDO
CLOCK
DATA
DACLD
PFKEY
EN4
EN1
EN2
EN3
LEDR
LEDG
LEDR
LEDG
T0
T0
T0
5VC
BPF
BPF
VOXIN
HSDO
POWC
WID/NAR
RSSI
SQL
T/RSHF
CURDET
THDET
VDCSW
CVDET
5CC
PTT
SPMUT
5TC
OPTDET
5MSC
T0
LSDI
LSDI
BPF
5R
SB
5R
5C
5T
5M
CLOCK
DATA
CURDET
DACLD
PLDL
SB
5C
POWC
POWC
E2DAT
E2CLK
E2WP
VREF
SB
5C
5
6
LTC014YEBFS8
L77-2974-05
R394
0
WID: 0V
NAR:5.0V
R:2.49V
T:2.45V
7.5V
5.0V
R:4.93V
T: 0V
TX-RX UNIT(X57-8093-00)
X57-809 2/4
Summary of Contents for TK-2000
Page 23: ...TK 2000 23 MEMO ...