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F
TX-RX UNIT (X57-6413-01)
UL
CP
DP
EP
4.87V
X1
L77-1871-05
R35
4
1
VC
VCC
0
2
3
GND
OUT
16.8MHz
5C
SAVE
INT
5TC
5T
+B
5R
SB
5MS
5M
CLK
EVSS
5CNS
RESET
V REF
2.00V
C730
5RC
2.2u6.3
CN300
1
XOUT
2
GND
3
AFCLR
3
AFRDT
4
4
5
AFRTM
5
6
AFTRD
6
AFMSKE
7
7
8
CLK
9
AFDAT
9
AFREG2
10
10
11
AFREG1
11
12
AFSTB
12
5CNS
13
14
MMUTE
14
15
5TC
5C
16
17
GND
18
MICI
19
PTT
20
ME
21
ME
22
TXHSD
GND
23
24
TXAF
25
RXAFI
5RC
26
27
HSDIN
28
RXAFO
GND
29
30
GND
RXAFO
RESET
5RC
ME
PTT
MICI
G
SCHEMATIC DIAGRAM / 原理图
PLL IC
IC1
CP1
CD8468
1k*2
1
20
5.05V
CLoCK
VDD
2
19
DATA
TEST
3
18
STRoBE
LoCK
R34
4
17
CP2
VSS
RF
1k*2
0
5
16
RFIN
RN
C2
6
15
RFIN
VDDA
1000p
7
14
VCCP
PHP
L1
C8
8
13
REFIN
PHI
4.7u
1000p
9
12
RA
VSSA
10
11
AUXIN
PHA
5.04V
AF AMP,FILTER
IC300
TC75W51FU
AF BUFFER
1
8
C302
VDD
2
0.1u
7
-
+
3
6
+
-
4
5
VSS
D300
RB706F-40
2.01V
R302
HSDI1
39k
AF AMP BIAS
R308
C306
4.7k
0.1u
V_REF
LSD BUFFER
TO TCXO
IC302
TC75W51FU
5.05V
1
8
VDD
2
7
-
+
3
6
+
-
4
5
VSS
R318
V_REF
100k
AF AMP,FILTER
HSD LPF
5.04V
H
C30
C22
10p
D1,3,7,8
4p
TX VCO
L5
C25
L6
L8
15n
10p
39n
100n
Q1
2SC5108(Y)
F IN RF AMP
C17
0.1u
L9
R4
8.2k
R5
33k
C18
0.1u
CV
D2,4,9,10
R8
1.0k
R9
L7
RX VCO
0
L10
100n
5C
SAVE
INT
5TC
5T
+B
5R
SB
5MS
5M
CLK
EVSS
5CNS
AF AMP,FILTER
TUNE
IC303
HSD BPF
TC75W51FU
C313
1
8
100p
VDD
2
7
R316
-
+
R313
R315
3
6
100k
+
-
10k
4.7k
4
5
VSS
C390
5.05V
0.1u
R320
56k
LSD SUM
C318
220p
IC305
TC75W51FU
R323
1
8
VDD
82k
2
7
-
+
3
6
+
-
4
5
VSS
AF AMP,FILTER
2.01V
LSD LPF
5.04V
R322
150k
IC306
R324
TC75W51FU
330k
1
8
VDD
R325
2
7
C325
-
+
330k
3
6
0.012u
+
-
4
5
R330
R334
VSS
180k
180k
AF AMP,FILTER
C322
0.01u
4
3
2
VSS
5
1
R327
R333
VDD
47k
47k
IC304
TC75S51F
AF AMP,FILTER
RXAFO
HSDI1
RESET
5RC
ME
PTT
AFOUT
MICI
I
TK-3148
T:3.60V
R:0V
C60
1000p
C700
D5
D8
0.5p(B)
TX VCO
MODULATION
HVC376B
C31
D3
9p
L15
C42
HVC376B
(B)
39n
4p(B)
TX VCO
OSCILATION
Q3
C68
R13
R15
2SK508NV(K52)
47k
47k
4.7u6.3
T:0V
R:3.68V
D10
HVC376B
D4
C33
L16
C38
22p
47n
3p(B)
HVC376B
RX VCO
OSCILATION
T:0V
R:0.91V
Q2
2SK508NV(K52)
POTENTIAL METER
IC307
M62364FP
1
24
VIN1
VIN8
2
23
VOUT1
VOUT8
R326
3
22
VOUT2
VOUT7
0
4
21
VIN2
VIN7
5
20
VDD
GND
R397
6
19
LD
RESET
0
7
18
CLK
VDAref
8
17
DI
DO
R319
C320
9
16
VIN3
VIN6
47k
0.1u
10
15
VOUT3
VOUT6
11
14
VOUT4
VOUT5
12
13
VIN4
VIN5
R328
R332
C330
R341
R343
100k
470k
0.1u
10k
10k
AF PREAMP
R340
R342
10k
22k
X300
EEPROM
9.8304MHz
IC310
L77-1810-05
AT24C16N10SI18
5.0V
R348
1
A0
VCC
4.7k
2
TEST
A1
Q300
3
2SC4649(N,P)
SCL
A2
BEET
4
GND
SDA
SHIFT
SWITCH
J
C47
0.5p
(B)
T:0.80V
R:0V
VCO SWITCH
Q4
2SJ347
R19
100
5C
SAVE
INT
5TC
5T
APC
TUNE
+B
5R
SB
5MS
5M
CLK
DATA
EVSS
5CNS
5.04V
V_REF
DSTB
5.04V
LSDI
DSTB
BEEP
LSDO
HSDO
XOUT
XIN
5MVCC
BSHIFT
5CNS
8
7
V_REF
6
CLK
SPOUT
5
EVSS
HSDI1
RESET
5RC
ME
PTT
AFOUT
MICI
61
X57-641 2/5
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