Panasonic KX-TG8105RU - Schematic Diagram (Handset)

68
KX-TG8105RU/KX-TG8106RU/KX-TGA810RU
12.3. Schematic Diagram (Handset)
1s
(When on charge)
Charge Current
Back light OFF: 4.2V
Back light ON: 3.5V
TX DATA
RX DATA
115kHz
(Talk Mode)
1.8V
2.5V
0.7V
0V
25mVp-p
J1
J2
5.6n
F1
4.0V 330u
C1
47u
L1
D1
1 2
6.3V 330u
C2
100mR45
5.6kR46
K1u
C34
Q1
1
3
2
100mR1
68
R2
Q3
1
3 2
Q2
1
3 2
BATTERY
+4.2V
VDD3
+2.5V
+1.8V
VDD2
VDD1
10u
L4
10u
L5
Q4
1
3 2
D7
1 2
Q9
1
3
2
10kR6
Q5
2
3
1
D6
1 2
220k
R7
+2.5V
+1.8V
59
LDO1_CTRL
61
P16/PON/INT6
63
LDO1_sense
65
AVD2
67
LSRp/REF
69
VREFm
71
AGND
73
VREFp
4
VSS1
75
P14/*INT4
6
LED2/PWM1/P21
77
P22/CLK100
8
LED_BIAS/P36/PD6
79
ADC3
10
SCL1/P24
12
*INT2/P12
14
AVS
16
Xtal1
18
RFCLKp
20
VDDRF
22
TDO
24
SK
26
LE
28
P32/PD2
30
PAOUTm
32
PAOUTp
34
P33/PD3
36
TDOD/P35/PD5
38
VDDIO2
40
PCM_FSC/*INT0/P10
42
P01/URX
44
P03/SDA2
46
P05/SPICLK/PCM_CLK
48
P07/SPIDI/PCM_DIN
50
VDD3
52
P17/CHARGE/INT7
54
DC_STAB
56
DC_CTRL
58
VBAT1
60
LDO2_CTRL
62
P26/STOP_CHARGE
64
AVS2
66
*LSR/REF
68
*MIC
70
VBUF
72
MICp
1
*INT1/P11
3
VDD1
74
P30
5
LED1/PWM0/P20
76
P13/*INT3
7
LED3
78
AVS_sense
9
SDA1/P25
80
ADC0
11
*INT5/VDDE/P15
13
AVD
15
CAP
17
VSSRF
19
RSSI/RFCLKm
21
RFCLKd
2
VDDIO1
23
RDI
25
PD1/SIO
27
P31/PD1
29
VSSPA1
31
VDDPA
33
VSSPA2
35
P34/PD4
37
VSS2
39
VDD2
41
P00/UTX
43
P02/JTIO
45
P04/SCL2
47
P06/SPIDO/PCM_DOUT
49
VSS3
51
P23/ADC1
53
*RST
55
DC_I
57
DC_Sense
4.7R12
X1
1
2
3
5.6MR19
INT
1 2
CANCEL
1 2
SOFT_A
1 2
SOFT_C
1 2
R
1 2
UTX
URX
GND
C94
NC
1k
R66
10k
R64
+2.5V
+2.5V
10R91
POWER
K1u
C39
TP20
TP21
BAT
UP
1 2
DOWN
1 2
RIGHT
1 2
LEFT
1 2
47R71
R70 NC
K1u
C29
Q12
1
3
2
+4.2V
BATTERY
+1.8V
SOFT_B
1 2
SP
1 2
J15p
C7
C8
K0.22u
C9
NC
K0.1uC25
K0.1u
C26
7
1 2
4
1 2
TALK
1 2
S1
1 2
LED1
LED-
J3
J4
D8pC6
LED10
AK
NC
C91
NC
C92
K0.1uC19
K0.1uC24
2
12
3
12
1
1 2
6
12
8
12
5
12
9
12
AST
12
0
12
SHARP
12
L6
NC
5.6kR47
1kR61
1kR62
R63 NCJTAG
VDD4
K0.1u
C30
K0.1u
C32
J100p
C35
1k
R8
470R5
K0.01u
C38
39kR11
K1000pC18
K0.1u
C21
K0.1uC20
100R13
K0.1u
C22
10k
R65
C93
NC
1kR73
LED4
12
LED5
12
LED6
12
LED7
12
LED8
12
LED9
12
NC
C31
NC
C33
NC
C36
CN3
2
CN3
12
CN3
1
CN3
3
CN3
13
CN3
4
CN3
14
CN3
5
CN3
15
CN3
6
CN3
16
CN3
7
CN3
17
CN3
8
CN3
9
CN3
18
CN3
10
CN3
19
CN3
11
CN3
20
3.3k
R15
1k
R16
C23 NC
D8
21
1nC96
K0.1u
C84
0L7
D9
NC
12
NC
D10
12
NC
D11
12
NC
D12
12
0.1u
C3
Q7
B
C
E
Q8
B
C
E
120R92
1u
C15
D10p
C4
D2
1 2
2.2u
C5
2.2u
C10
1n
C114
1u
C27
NC
L14
NCL13
+2.5V
10kR108
100
R103
100
R95
100pC107
100pC106
100R96
100
R104
100n
C28
100
R105
100p
C105
100R97
100
R106
100R98100p
C104
100
R99
100
R107
100p
C103
1nC97
DC_I AVS_sense ADC3
STOP_CHARGE
UTX
URX
JTAG
ROW0 COL5 COL4 COL3 COL2 COL1 LE SIO SK RDI TD0
ADC3
AVS_sense
LCD_RESET
ROW3
KEY_LED
STOP_CHARGE
CHARGE
DC_CTRL
DC_I
LDO2_CTRL
LDO1_CTRL
ROW2
LCD_CD
RINGER_LED
LCD_CSB
ROW1
COL0
COL0
COL1
COL2
COL3
UTX
URX
JTAG
RSSI
KEY_LED
ROW0 ROW1 ROW3
CHARGE
LCD_BACK
LCD_BACK
COL5
COL4
ROW2
DC_CTRL
RESET
LCD_SDA
LCD_SCL
RINGER_LED
HEADSET_DET
RFCLK
LDO1_CTRL LDO2_CTRL
10k
R109
LCD_SDA
LCD_SCL
LCD_RESET
LCD_CSB
LCD_CD
IC1
BBIC
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
NC: No Components