37
SCHEMATIC DIAGRAM
TK-2360
X57-778 2/6
J
I
H
G
F
HPFO
50VC
EEPTXD
EEPCLK
R846
10k
R864
1k
R849
0
R859
0
R851
22k
C859
1u
R869
47k
R946
100k
TXD
C846
11
p
1
S
2
Q
3
W
4
VSS
5
6
7
8
R843
100k
CP802
RK75HA1J473J
C942
100p
C951
2700p
C848
680p
R844
10k
CP804
RK75HA1J472J
C961
6800p
C950
2700p
R867
10k
C838
1000p
C946
1000p
CP809
RK75HA1J473J
R871
100k
C837
1000p
R830
180k
R829
470k(D)
R825
120k
C962
6800p
R852
47k
CP81
1
RK75HA1J473J
R938
1M
R941
56k
C861
1000p
CP808
RK75HA1J473J
C841
470p
R835
0
R860
680k
R868
2.2k
C852
0.01u
R939
82k
C947
1800p
CP803
RK75HA1J102J
C834
0.1u
C860
1000p
C854
11
p
R828
10k(D)
R861
100k
C839
1000p
CP807
RK75HA1J102J
CE
MDSW
CP805
RK75HA1J473J
C953
0.1u
RXD
R836
0
CP820
RK75HA1J102J
X802
12.0MHz
L77-3049-05
C851
0.01u
R940
1M
R858
1k
R841
47k
R856
0
R842
1k
R848
3.3k
R850
47k
1
VoUT1
2
VIN1-
3
VIN1+
4
VSS
5
VIN2+
6
VIN2-
7
VoUT2
8
VDD
CP810
RK75HA1J473J
C857
3300p
EMP
R872
120
R862
0
R824
910k(D)
R866
1k
R945
100k
R857
180
C855
0.1u
R826
0
CNVSS
PULL UP
R853
10k
R854
0
R847
1M
C948
1800p
C949
1000p
R845
10k
CP818
RK75HA1J474J
R838
0
CP806
RK74HB1J102J
C843
0.047u
RESET
C844
0.1u
C842
0.1u
R863
22k
C849
0.1u
1
VoUT1
2
VIN1-
3
VIN1+
4
VSS
5
VIN2+
6
VIN2-
7
VoUT2
8
VDD
CLK
R839
22k
C856
1000p
R823
47k
R870
47k
R833
47k
R865
22k
R827
0
1
TXT
ONE
2
SIDET
ONE
3
WIDE
4
NARROW
5
HSDI
6
BYTE
7
CNVSS
8
NC
9
BSHIFT
10
RESET
11
XOUT
12
VSS
13
XIN
14
VCC1
15
NMI/SD
16
INT
17
VOXM
18
BBIRQ
19
BBCS
20
BBRXD
21
BBCLK
22
BBTXD
23
VOXSW
24
LSDO
25
EEPRXD
26
EEPCS
27
NC
28
NC
29
TXD1
30
RXD1
31
CLK1
32
BUSY
33
NC
34
NC
35
EEPTXD
36
EEPCLK
37
PTT
38
OPTDET
39
EPM
40
MDSW
41
EXTMICSW
42
TX
43
DACCE
44
CE
45
PLLDAT
46
PLLLE
47
PLLCLK
48
PLLLD
49
33BC
50
33MSC
51
52
50TC
53
50RC
54
50CC
55
AFSW
56
PDSW
57
EN4
58
EN3
59
EN2
60
VCC2
61
EN1
62
VSS
63
LEDR
64
LEDG
65
LEDB
66
APCSW
67
DCSW
68
EMGKEY
69
SIDE1
70
SIDE2
71
MICM
72
MDINT
73
NC
74
MDCS
75
MDRXD
76
MDTXD
77
MDCLK
78
NC
79
NC
80
TMP
81
VOLIN
82
VOX
83
ASQL
84
RSSI
85
LSDI
86
BATT
87
NC
88
NC
89
NC
90
NC
91
BSEL
92
NC
93
NC
94
AVSS
95
HSDI2
96
VREF
97
AVCC
98
NC
99
SIM1
100
SIM2
R855
1.5k
MDSW GND
R837
0
BUSY
C858
6800p
C850
1000p
C840
0.01u
VCC1
C952
0.1u
C831
10u
C835
10u
50CC
LEDG
33BC
33MSC
LEDR
50RC
50VC
50TC
LEDB
33MS
EN1
EN4
EN3
VOLIN
EN2
BSEL
50M
50R
50V
50C
50T
+B
TMP
33M
RESET
INT
SB
EMGKEY
SIDE1
SIDE2
PTT
PTT
VOX
ASQL
RSSI
MOD2
SB
WIDE
NARROW
TXTONE
SIDETONE
12.0MHz
BBIRQ
BBCS
BBRXD
BBCLK
BBTXD
LSDO
BBRXD
12.0MHz
TXTONE
VOX
MOD2
BBCS
BBTXD
ASQL
WIDE
SB
BBIRQ
BBCLK
SIDETONE
NARROW
RSSI
VOXM
DGND
TXD
PTT/RXD
OPTDET
50C
+B
50R
50T
50V
MICM
DCSW
APCSW
AFSW
33MS
50M
TX
EXTMICSW
33M
DACCE
PLLLE
PLLDAT
PLLCLK
PLLLD
33M
DISCFB
33MS
TMP
VOXSW
VOXSW
VOXM
33B
33M
33B
PDSW
2SC4919-S
Q807
IC809
F3640MDFBKDKA
MCU
IC816
HA1630D03MM
HPF
D
C
HoLD
VCC
BEAT SHIFT SW
2SC4919-S
Q806
BEAT SHIFT SW
IC810
EX25064ASA00A
EEPROM
IC808
HA1630D03MM
HSD AMP
AF AMP
3.3V
3.3V
3.3V
B-SHIFT
ON:3.3V
OFF:0V
TX-RX UNIT (X57-7780-10)