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(1)
(2)
(3)
(8)
RA201
100K
8
7
6
5
4
3
2
1
(9)
(10)
(13)
81 NC
KEYIN_5
82 KEYIN_5
KEYIN_4
83 KEYIN_4
KEYIN_3
84 KEYIN_3
KEYIN_2
85 KEYIN_2
KEYIN_1
86 KEYIN_1
87 NC
(14)
88 EEP_CS
100-13/AGPIO_0-AGPIO_13
89 NC
16-27/EGPIO_4-EGPIO_15
90 NC
56/BGPIO_0/CE0
91 NC
59-61/BGPIO_3-BGPIO_5
92 KEY_BACKLIGHT
67-70/BGOIO_11-BGPIO_14
(15)
93 LCD_BACKLIGHT
74/CGPIO_0, 79/CGPIO_10
94 LCD_POWER_SW
98-99/CGPIO_12-CGPIO_13
95 EEP_WP
80-95/DGPIO15-DGPIO_0
96 GND
97 VCC
R273
98 NC
99 EEP_CLK
(22)
NC
100
NC
BT
(23)
RX
R212
100
TX
R213
100
(24)
(28)
(29)
(41)
VRF
3.0V
(42)
Q204
VCCPLL
50
GNDPLL
49
RSSI
48
MIP
47
MIN
46
IC201
VREF
45
HSMIP
44
GNDA
43
DC/DC_MONITOR
42
VCCA
41
NC
40
NC
39
NC
38
NC
37
LIN0
36
DCIN0
35
LOUT0
34
HSSPOUT
33
VCCPA
32
SPOUTN
31
GNDPA
3.0V
IC203
1
2
OUT
IN
GND
3.0V
3
VCC
R247
R278
100K
1.8K
C236 C4P
X201
8.192M
C237 C4P
R223
1K
C303
10
C214 0.1
L204
R231
C232
NC
1K
K0.018
C217
R229
C230
1.0
1K
K0.018
BATTLOW
R224
10K
R222
100
R233
Q205
0
3.6V
L210
D217
22uH
D
R226
G
NC
Q212
S
KX-TGA226LAS: SCHEMATIC DIAGRAM (HANDSET)
MICP
L211
L212
MICM
C257
6.3V22
SP1
5
L205
SP2
4
L206
MIC2
3
MIC1
2
L208
1
GND
CN203
HEADSET-DET
Q206
R302
47
TPM
R242
R243
TPP
Q207
R248
39K
POWERDOWN
2.6V
IC205
C234
R236
OUT
IN
1
2
NC
NC
4
3
VBAT
D208
D207
D205
D206
VSS
NC
MIC
+
NC
R253
2.2K
HEADSET-JACK
SPM
-
+
SPP
HANDSET SP
+
SP-phone
CHARGE2
CHG2
CHG1
CHARGE1
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