68
TK-3178
(
L
)
SCHEMATIC DIAGRAM /
原理图
X57-701 (A/4) 1/2
AE
AF
AG
AH
AI
-t
R609
18
C501
0.01u
C739
2p(B)
D505
1SV325F
L602
18n
C728
0.01u
TC501
10p
C906
0.01u
C533
3p
C924
470p
C524
100p
C566
0.5p(B)
R604
33k
R612
56
C740
15p
C789
2p(B)
R555
6.8k
C542
2p
R529
150
R525
330
C553
6p(B)
L707
18n
C578
470p
R601
4.7k
R732
330
C548
68p
C544
1.5p
L502
4.7n
R728
100
D507
1SV325F
L507
4.7n
R613
56k
C522
5p
R512
0
L517
270n
R513
47
C742
4p(B)
C904
470p
C917
0.1u
R545
33k(D)
L505
220n
R734
100k
C527
5p
L511
22n
D513
1SV278F
R547
4.7k
R557
6.8k
C556
4p(B)
C748
470p
C513
470p
2SK508NV(K52)
Q502
L705
560n
R913
1k
L503
C536
4p
1
CPGND
2
AGND
3
AGND
4
RFinB
5
RFinA
6
AVDD
7
AVDD
8
REFin
9
DGND
10
DGND
11
CE
12
CLK
13
D
ATA
14
LE
15
MUXOUT
16
DVDD
17
DVDD
18
VP
19
Rset
20
CP
R509
2.7k
C540
2p(B)
D509
1SV325F
R556
0
R541
10k
C923
470p
L513
33n
C601
470p
C552
100p
C523
0.1u35
R730
4.7k
D502
HSC277
C734
470p
R519
10k
C615
470p
R923
0
C562
470p
R731
2.2k
C575
6p
R550
0
R517
10k
C735
470p
R914
1k
L512
27n
C507
100p
C505
100p
R605
100
TH501
100k
R546
100k(D)
TC502
10p
2SC5488A-H
Q501
R531
22
C512
0.01u
L515
270n
R611
82k
C611
470p
C563
470p
C736
0.01u
C738
12p
R520
10k
C609
5p
R523
47k
C559
7p(B)
R504
10k
R610
330
L603
C921
0.022u
R511
0
C519
470p
C612
470p
C567
0.5p(B)
L508
82n
R507
100
R530
180
C508
100p
C730
8p(B)
C901
470p
C551
0.5p(B)
R727
680
C744
470p
R527
10k
R737
180k
C549
18p
C537
5p
X501
16.8MHz
L77-1971-05
VCoNT
GND
oUTPUT
VCC
R503
47
R514
680
C746
10p(B)
R614
470
C525
1u25
C577
470p
C581
470p
C745
470p
R516
0
2SC5488A-H
Q601
B
R915
1k
D515
HSC277
C546
1.5p
R608
330
C582
2p(B)
C584
6p(B)
R603
1k
C604
0.22u
R736
100k
L506
270n
C545
15p
R515
560
L901
BPF
C526
0.1u35
C565
0.1u
C538
100p
F901
F53-0324-05
2.5A
R518
100
C737
4p(B)
C580
470p
L514
270n
R506
150k
R916
1k
L518
270n
R502
1k
R544
100
C529
3p
L509
270n
CV
R552
0
C743
1p(B)
R505
1k
R735
180k
C506
0.01u
C732
0.01u
L708
18n
D503
HSC277
C741
0.01u
R738
10
C606
470p
R542
330
C579
4p(B)
R521
100
D511
1SV325F
L706
270n
L709
33n
C560
100p
C733
0.01u
3SK318
Q704
C747
470p
C555
4p(B)
L521
33n
R607
22
C583
0.1u
C564
0.1u
R729
47
C925
470p
2SK508NV(K52)
Q503
C554
6p(B)
C515
470p
R903
1k
R522
100
C613
470p
L704
CN901
1
GND
2
RX
3
TX
4
MOD
5
TCXO
6
5MS
7
UL
8
PCLK
9
PDAT
10
PLE
11
THM
12
BPF
13
ASQL
14
RSSI
15
DETAF
16
WIDE
17
NARROW
18
5R
19
5C
20
5C
21
5T
22
5T
23
APCSW
24
DSW
25
PC
26
GND
BATT
L601
22n
C558
5p(B)
BATT
C926
470p
R510
0
C514
100p
C503
100p
C539
1.5p(B)
C541
33p
C530
100p
C608
470p
R602
0
R558
0
R501
1k
C502
47p
L501
4.7u
R508
33
C517
470p
C509
15p
C520
1u
D901
GN1G
D501
MA2S077G
D517
MA2S077G
RF AMP
RX
LOCAL
SW
APCSW
Q503
RSSI
RX
5R
5C
MIXER
WIDE
APC
NARROW
5R
RX VCO
OSCILLATOR
BPF
2nd_Lo
5T
F-IN AMP
VOLTAGE
LIMITER
PC
TX-RX UNIT (X57-7013-06) (A/4)
DSW
ASQL
B
TX
B
RX
TX
2nd_Lo
DETAF
FREQUENCY
CONTROL/
RX VCO
D509,511
TX VCO
MODULATOR
D513
Q502
TX VCO
OSCILLATOR
F-IN FILTER
SHIFT SW
D502,503
D505,507
FREQUENCY
CONTROL/TX VCO
FAST LOCK UP DIODE
D501,517
2SK3077F
Q602
PRE-DRIVE AMP
D516
HSC277
TX RF SW
XF701
L71-0617-25
49.95MHz
IC501
ADF4111BCP7
PLL SYSTEM
2SC5488A-H
Q507
RF AMP
(COMMON)
T:0V
R:4.8V
T:4.1V
R:0V
T:0.5V(Hi)
0.45V(Lo)
T:0V
R:1.8V
T:0V
R:1.8V
4.9V
T:5V
R:0V
T:0V
R:5V
4.9V
0.85V
T:0V
R:4.1V
T:0V
R:0.45V