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KX-TG6521RUB/KX-TG6521RUT/KX-TG6522RUT/KX-TGA651RUB/KX-TGA651RUT
13.4. Schematic Diagram (Handset)
BATT+
BATT-
0.1
R45
BATTERY
+1.8V
GND
1k
R66
C45
K0.1u
C121
NC
+1.8V
GND
1u
C47
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
C44
K0.1u
GND
1.2k
R7
100
R8
CP+4.0V
+1.8V
k0.1u
C40
RF_RXp
PON
PSEL
VDD_PADRV
TXp
TXn
TXn
TXON
RXON
RF_RXn
CP+3.0V
0
R215
Q7
Q2
Q4
BATTERY
1u
C50
1u
C49
CP+4.0V
SOFT_C
12
SOFT_B
12
SOFT_A
12
SHARP
12
AST
12
GND
8
12
TA
L
K
1
2
4
12
7
12
3
12
9
12
1
12
6
12
2
12
0
12
5
12
S1
1
2
100
R63
F56k
R203
10k
R64
BATTERY
GND
NC
R2
C43
10p
C46
10p
NC
C39
GND
CP+3.0V
Q9
10
R20
NC
R6
*LED3
*LED2
*LED1
*LED12
D1
1M
R330
1u
C332
Q11
Q12
GND
GND
27k
R332
BATTERY
27k
R331
GND
GND
1k
RA1
1
2
3
45
6
7
8
GND
K10u
C53
K10u
C52
D10p
C54
GND
D10p
C55
K1u
C51
820
R27
K10u
C12
C17
D10p
K0.1u
C11
K0.1u
C13
3.3k
RA4
VREFm
C18
D10p
D10p
D10p
C96
820
R28
D10p
C97
VREFm
NC
C48
GND
0
R225
K2.2u
C10
6.3V
330u
CP2
C2
GND
RE2
RF-SHIELD
12
3
4
5
6
GND
UTX
URX
GND
URX
GND
JTAG
BAT
CP4.0V
CP3.0V
POWER
CKM
1.8V
CHG(+)
CHG(-)
STM
NC
C3
NC
C150
220
RA61
1
2
3
4
6.3V
330u
C1CP1
1u
C331
C182
3p
*R248
NC
GND
NC
R4
GND
NC
R400
GND
GND
NC
C400
NC
D400
NC
R405
Q400
NC
GND
Q401
NC
+1.8V
NC
R401
NC
R404
NC
R402
NC
R403
NC
R406
NC
R407
LEFT
1
2
DO
WN
12
RIGHT
12
UP
12
R
1
2
SP
12
L47
L46
330
*RA30
1
2
3
45
6
7
8
1.5k
R30
1k
R3
*LED22
NC
*LED23
NC
1k
R23
100
R31
C147
NC
120
*RA32
1
2
3
4
5
6
7
8
Power_adj
330
*RA31
1
2
3
4
K1u
C5
D7
NC
C340
J39p
C341
NC
C342
GND
GND
GND
NC
C38
NC
*C138
NC
*C139
*LED5
*LED7
*LED4
*LED6
*LED8
*LED9
*X1
10.368M
1
3
2
*LED21
NC
0
*R249
1
VSS_LNA1
2
RF_RXp
21
CIDINp/VREFp
3
RF_RXn
4
VSS_LNA2
5
RFP1
6
RFP0
7
REF_RES
8
A
VS_XT
AL
22
RINGp/P3_7
23
RINGn/P3_6
24
RINGOUT/RINGING/P3_5
25
PARADET/P3_4
26
ADC0/P3_3
27
ADC1/INT0/P1_0
28
NTC/ADC2
41
CP_C2y
42
CP_V
O
UT1/LED1
43
CP_V
O
UT2/LED2
44
PON/P1_6
45
VDD1
46
P2_7/BXT
AL
81
GND
9
XT
AL2
10
XT
AL1
11
A
VD_XT
AL
12
RF_SUPPL
Y1
13
LDO_CTRL
14
AV
D
15
LSRn
16
LSRp
17
VREFm
18
MICh
19
CIDOUT/MICn
20
CIDINn/MICp
29
SOCp
30
SOCn
31
CHARGE_CTRL
32
P1_7/CHARGE
33
PAOUTp/P3_1
34
VDDPA
35
PAOUTn/P3_0
36
VBAT1
37
CP_C1x
38
CP_C2x
39
CP_C1y
40
VBAT2
47
P1_5/INT5/RDI/VDDE
48
P1_4/INT4/TDOD
49
P1_3/INT3/SIO
50
P1_2/INT2/SK
51
P1_1/INT1/LE
52
P2_6/WTF_IN
53
P0_7/SPI_DI
54
P0_6/SPI_DO
55
P0_5/SPI_CLK
56
P0_4/SPI_EN
57
P0_3/SCL2
58
P0_2/SD
A2
59
P0_1/URX
60
P0_0/UTX
61
RSTn
62
JTAG
63
P2_5/PCM_FSC/SF
64
P2_4/SCL1/PCM_DO/DP3
65
P2_3/SDA1/PCM_DI/DP2
66
P2_2/PCM_CLK/CLK100
67
P2_1/ECZ2/PWM1/LED4
68
P2_0/ECZ1/PWM0/LED3
69
VDD2
70
LDORF_CTRL
71
RF_SUPPLY2
72
RFP0n
73
RFP4
76
VSS_PADR1
79
VSS_PADR2
77
RF_TXp
80
RFP2
75
VDD_PADR
78
RF_TXn
74
RFP3
F1
5.6n
J56p
C35
LDO_CTRL
COL0
CHARGE_CTRL
CHARGE
UTX
COL0
COL1
COL2
COL3
COL4
COL1
COL2
COL3
COL4
RO
W
3
RO
W
2
RO
W
1
CHARGE
CHARGE_CTRL
COL4
KEY_LED
BELL_LED_A
URX
LDO_CTRL
LCD_RESET
LCD_CD
LCD_SCL
LCD_SD
A
JTAG
SOCp
LCD_CSB
RO
W
0
SOCn
BELL_LED_A
COL5
COL1
COL2
COL5
RO
W
0
COL3
RO
W
1
RO
W
3
RO
W
2
SOCp
SOCn
KEY_LED
CHARGE
Terminal
BATTERY
BELL LED
(Amber)
(Amber)
TO RF BLOCK
[RU]
[EX /FX]
To PA
(MAX500mA)
KEY B/L
LCD B/L
*IC1
(1)
(2)
(3)
(2)
(3)
(4)
(6)
(5)
(8)
(9)
(10)
(10)
(11)
(12)
(13)
(14)
(15)
(7)
Charge Current
3.0V
4.0V
1.8V
0.75V
0V
250mVp-p
TX _RF
RX _RF
NC: No Components
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