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70
KX-TG7125RUS/KX-TG7125RUT/KX-TGA711RUS/KX-TGA711RUT
12.2. Schematic Diagram (Base Unit_Main)
C
L2R
J1
NC
(2125)
J2
NC
(2125)
L1
33u
L2
33u
K680p
C9
K680p
C10
D3
4
1
3
2
C
C
C
R11
10
(3216)
C
J3
NC
J4
0
100k
R14
2.7k
R15
(2125)
C
C11
NC
LINE_DC
10k
R16
C
C
C13
NC
C
27k
R18
Q5
3
2
1
C20
NC
47k
R24
C21
NC
C
R25
NC
R26
NC
NC
D7
12
C
Q3
3
2
1
SA1
NC
D15
12
D16
NC
1
2
R2
NC
(3216)
Q2
BC847B
1
3
2
Q4
1
3
2
C18
NC
C
C
K4700p
C14
8.2k
R19
C
100k
R23
K0.056u
C23
C
C24
NC
C
+2.5V
C
C
C
C
100k
R27
470k
R28
C
C
D9
12
NC
D2
1
2
Q1
NC
2
3
1
C
R1
10k
(1005)
C
C1
NC
(1005)
C
1500p
C3
1M
R4
C5
K1000p
1500p
C4
1M
R6
R5
180k
C6
K1000p
R7
NC
100k
R8
C
C
+2.5V
D5
NC
1
2
D6
NC
12
R9
NC
100k
R10
C
C
IC7
1
*INT1/P11
2
VDDIO1
3
VDD1
4
VSS1
5
SDA1/P25
6
SCL1/P24
7
*INT5/VDDE/P15
8
*INT2/P12
9
AVD
10
AVS
11
CAP
12
Xtal1
13
VSSRF
14
RFCLKp
15
RSSI/RFCLKm
16
VDDRF
17
RFCLKd
18
TDO
19
RDI
20
SK
21
PD1/SIO
22
LE
23
P31/PD1
24
P32/PD2
25
P33/PD3
26
P34/PD4
27
TDOD/P35/PD5
28
P36/PD6
29
VSS2
30
VDDIO2
31
VDD2
32
32: PCM_FSC/*INT0/P10
33
P00/UTX
34
P01/URX
35
P02/JTIO
36
P03/SDA2
37
P04/SCL2
38
P05/SPICLK/PCM_CLK
39
P06/SPIDO/PCM_DOUT
40
P07/SPIDI/PCM_DIN
41
VSS3
42
VDD3
43
P23/ADC1
44
P17/CHARGE/INT7
45
*RST
46
VBAT1
47
LDO1_CTRL
48
LDO2_CTRL
49
49: LDO1_Sense
50
AVS2
51
AVD2
52
*CIDIN
53
*LSR/REF
54
LSRp/REF
55
RINGING
56
*MIC/CIDOUT
57
VREFm
58
AGND
59
MICp
60
CIDINp
61
P14/*INT4
62
P13/*INT3
63
ADC2
64
ADC0
J101
J104
C
J103
J102
C
C
R76
1k
(1005)
C77
NC
(1005)
C79
NC
(1005)
C78
NC
(1005)
C
C
C76
NC
SW1
NC
1
2
R81
3.3k
(1005)
Q9
1
3
2
K0.1u
C56
C54
K0.022u
(1005)
C
+1.8V
D12
1
2
15
R72
(1005)
Q8
VDD1
+2.5V
C
C
C
C
C
C
C
C
+2.5V
C
IC6
I/O
1
O/I
2
VSS
3
VDD
5
CONT
4
C63
D6p
X1
1
2
3
C62
J27p
(1005)
C
VDD2
10u
C64
C
C
R63
2.2k
(1005)
+2.5V
C
C
+2.5V
Q14
2
3
1
C50
(1005)
K0.01u
C
R61
1k
(1005)
R60
22k
(1005)
C
+3.3V
R58
6.8k
(1005)
C
NC
IC4
I/O
1
O/I
2
VSS
3
VDD
5
CONT
4
C
C47
NC
R54
NC
(1005)
R52
NC
(1005)
R51
NC
R48
NC
(3216)
C46
NC
C
C44
NC
(1005)
D11
NC
12
Q6
NC
1
3
2
C45
NC
C
C
R49
NC
(1005)
Q7
NC
2
3
1
R53
NC
C
K0.1u
C51
(1005)
C60
K0.1u
(1005)
C61
K0.1u
(1005)
C73
K0.1u
(1005)
TP16
TP15
C
C74
K0.1u
(1005)
C75
K0.1u
(1005)
C59
K0.1u
(1005)
C67
K0.1u
(1005)
IC3
NC
1
CD
2
+VREF
3
+VIN
4
-VIN
5
VOUT1
6
V+
7
GND
8
VOUT2
IC2
NC
1
Vout
2
NC
3
GND
4
Cn
5
Cont
6
Sub
7
Vin
C
C
C
C
+4.0V VDD4
C
D10
12
C
C
C
330u
C36
C
VDD3
+3.3V
120
R38
(1005)
200
R39
(1005)
C
IC1
4
Fin
1
ADJ/GND
3
Input
2
Output
+8.0V
C
C
C55
K0.1u
(1005)
DCM
SP+
SP+
SP-
SP-
1k
R79
(1005)
1k
R80
(1005)
(1005)
R45
NC
SP+
NC
(1005)
R47
NC
(1005)
R46
SP-
NC
R50
(1005)
L2T L1T L1R
22
R55
(6332)
22
R56
(6332)
CN2
2
1
C
C
C
NC
C30
C
NC
(1005)
C69
C
(1005)
R44
NC
R43
NC
C
C
CN1
1
2
3
4
2
3
4
5
6
10u
C71
K1u
C68
(1005)
2.2k
R62
(1005)
100k
R34
12
R21
(4532)
K1u
(1005)
C65
R37
NC
D8
NC
12
D17
NC
12
2.2k
R59
K1u
C70
100k
R32
SA2
NC
J220p
C52
J220p
C53
D1
NC
1
2
CN4
NC
1
2
2
27
R22
(4532)
3.3M
R73
(1005)
0
R65
NC
R66
NC
R68
0
R69
0
R70
C2
NC
18
R67
K220n
C72
C12
NC
100
R75
TP23
3.9k
R57
(1005)
R74
NC
(1005)
TP10
TP9
TP_RLY1
L1T/TP_RLY2
L2T/TP_RLY3
L1R/TP_RLY4
TP_RLY5
L1T/TP_RLY2
L2T/TP_RLY3
L1R/TP_RLY4
TP_RLY5
D4
12
10k
R77
(1005)
10k
R78
(1005)
+2.5V
C
C8
10p
C7
10p
C
C
C
C
10p
C37
(1608)
10p
C49
10p
C48
3.3k
(1005)
R71
1k
R35
C
56
R29
3.3k
R117
(1005)
1k
R33
(1005)
C57
NC
18
R116
(1005)
IC5
1
A0
2
A1
3
A2
4
GND
5
SDA
6
SCL
7
WP
8
VCC
R3
180k
C141
56n
(1005)
1u
(2125)
C15
(2125)
NC
C16
(2125)
K2.2u
C17
1u
(2125)
C22
(2125)
K2.2u
C31
(1005)
NC
C138
(1005)
NC
C139
10p
(1005)
C144
10p
(1005)
C145
C
10p
(1005)
C146
C
10p
(1005)
C147
C
(1005)
NC
C58
10p
(1005)
C149
10p
(1005)
C135
10p
(1005)
C136
10p
(1005)
C137
0.1u
C140
NC
C33
NC
C34
NC
C35
NC
C38
NC
C39
NC
C40
NC
C41
NC
C42
(2125)
NC
C43
(1005)
NC
NC
R40
NC
R41
NC
R42
10p
C148
R13
680
2.2k
R17
470
R30
2.2k
R20
R12
10k
10p
C19
R36
150k
(1005)
NC
C134
(1005)
NC
C143
10p
(1005)
C151
C
(1005)
NC
C66
C
10p
(1005)
C150
(1005)
NC
R64
100u
C32
0
L9
47n
C25
RSSI
LE
SIO
TDO
RDI
SK
RDY
RESET
KEY0
ROW2
KEY1
SPIDI
SPIDO
SPICLK
TAM_CSn
ROW1
ROW0
ROW0
TAM_RSTn
TAMIC_CSn
NSA/CLIP
RFCLK
RFCLK
Charge +
Charge -
DC_IN
GND
JTAG
RX
TX
for NL
forJT
for TG7100/8100
for TG7120/8120
for TG7100/8100
for TG7100
except TG7100
for TG7120/8120
except TG7120/8120
NC: No Components
BBIC
EEPROM
(1)
(2)
(3)
Charge Current
Beep Bell signal
RX_AF
1.8V
2.5V
3.3V
TX_AF
Loop Current
25mV p-p
0V
0.7V
Caller ID,
Bell Signal
Bell Signal
Bell signal
TX DATA
RX DATA
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