2/4
KX-TEA308CE MAIN NO.4 (2/4)
(1) (2)
(3)
(4)
(5)
(6)(7)
(z)
(A)
(B)
(C)
(D)
(E)
(F)
(G)
+3.3VB
1K
R717
IC708
5
3
C712
0.022
DG
107
AIN0
108
AIN1
109
AIN2
110
VREF1
111
AOUT0
112
AOUT1
113
AOUT2
114
VREF2
115
AOUT3
116
AOUT4
117
AOUT5
118
AOUT6
119
AGND119
120
AVDD3120
121
AGND121
122
ROSC1
123
ROSC2
124
BACKUPn
125
BVSS
126
BVDD2
127
P00
128
P01
129
P02
130
P03
131
P04
132
P05
133
P06
134
P07
135
P10
136
P11
137
P12
138
DVDD3138
139
DGND139
140
DVDD2140
141
DGND141
142
P13
143
P14
144
P15
145
P16
146
P17
147
P20
148
P21
149
P22
150
P23
151
P24
152
P25
153
P26
154
P27
155
P30
156
DVD2156
157
DGND157
158
P31
159
P32
160
P33
161
P34
162
P35
163
P36
164
P37
165
PRX0
166
PRX1
167
PRX2
168
PTX0
169
PTX1
170
PTX2
171
PTXE0
172
DVDD3172
173
DGND173
174
PTXE1
175
PTXE2
176
TOA
177
TOB
178
TOC
PRX[0]
PTX[0]
PTXE[0]
C713
18P
C714
22P
DG
R718
39
+3.3V
R716
10K
IC710
14
7
DG
C711
0.022
DG
+3.3V
R715
130K
R738
5.1M
L702
0
DG
J706
NC
+2.5V
C708
0.47
J702
NC
L700
0
C740 2.2u
SW2
1
23
FIL701
1
2
3
FIL704
1
2
3
C706
NC
1.2K
R713
4.7K
R714
+3.3V
C710 0.1u
C707
1u
MRSTN
AG
AG
50V/3.3u
C766
50V/3.3u
C768
+2.5V
+3.3V
DG DG
XTP_2.5V
XTP_3.3V
C767
0.1u
C765
0.1u
D702
BAT700
CR2354/1VC
D703
IC702
1
VIN
2
Vss
3
CE
4
NC
5
VOUT
Q703
E
C
B
J703
TP579
TP525
TP542
TP586
TP547
TP549
TP544
TP582
TP552
TP543
TP527
TP546
TP551
TP539
TP545
TP541
TP540
TP538
TP550
TP548
+3.3V+3.3V
TP515
TP529
Q702
E
C
B
Q704
E
C
B
C709
2.2u
C752
1u
C751
2.2u
+2.5V
J708
NC
FIL706
1
2
3
L744
0
C741 1u
C748 0.1u
C743 0.1u
C745 0.1u
C747 0.1u
C746 0.1u
C749 0.1u
C744 0.1u
C742 0.1u
C750 0.1u
DG
DG
DG
DG
DG
DG
DG
R749 10K
R750 10K
+3.3V
Q[1-4],STD1,STD2,TOE1,TOE2
TP555
TP556
TP554
TP557
TP558
TP553
TP560
TP559
XTP_BAT700
XTP_J703
TP520
IC710
12
TP535
NRESET
TP584
TP565
TP573
TP564
TP569
TP567
TP581
TP588
TP575
TP577
TP563
TP571
TP596
TP598
TP592
TP591
TP594
620Hz
480Hz
PTXE[1]
PTXE[2]
25Hz
RA716
10K
43
2
1
8765
+3.3V
TP528
RESET
4545
4646
4747
4848
4949
5050
5151
5252
5353
5454
5555
5656
5757
5858
5959
6060
DG
AG
J711
0
DG
XTP_AG
+27V
CN710
11
22
33
44
55
66
77
C701
0.01u
C703
0.01u
25V/100uC700
DG
J700
0
J709
0
DG
IC703
1
VSS
2
VOUT
3
VIN
C770
1u
DG
C769
1u
XTP_32K
50V/100u
C704
TP511
XTP_3.3VB
TP518
TP512
XTP_2.5VB
J710
0
DG
XTP_+27V
IC701
1
OUT
2
GND
3
VCC
+12V
+15V
C702
0.01u
XTP_+12V
25V/100u
C705
25V/100u
C774
C775
0.01u
XTP_+15V
C739
0.1u
TP533
TP536
NCS24
C738 0.1u
C737 0.1u
C736 0.1u
C735 0.1u
C772
2.2u
C773 1u
X701
32.768kHz
1
23
4
LED_SW
J701
0
FG
J717
NC
IC711
14
7
C780
0.022
+3.3V
DG
D705
R763
1K
DG
TP843
TP844
IP700
IP701
DSP_MDMRX
DSP_OGMIN[1]
DSP_OGMOUT[1]
CDT[1-3],DET_CID,DET_DPH,DET_TAM,MOH_SW,NRESET,PAG_SW,RESET
ROSC1
BELLA[1-3],BELLB[1-3],CONF[1-3],DL[1-3],DS[1-3],MUTE[1-3],PAD[1-3],SHUNT[1-3]
CONF[2]
STD2
Q[2]
TOE1
Q[1]
Q[4]
TOE2
STD1
Q[3]
NRESET
NRESET
DET_DPH
DET_TAM
DET_CID
ROSC2
RESET
BELLB[2]
DS[2]
PAD[2]
BELLA[2]
DL[2]
SHUNT[2]
SHUNT[3]
CONF[3]
MUTE[3]
BELLA[3]
DS[3]
DL[3]
PAD[3]
BELLB[3]
+2.5VB
DSP_MELODY
DSP_DTMFG
DSP_INTCID[1]
DSP_INTCID[2]
DSP_MDMTX
NBACKUP
BELLB[2]
BELLA[2]
PAD[2]
SHUNT[2]
DS[2]
DL[2]
MUTE[2]
BELLA[1]
PAD[1]
BELLB[1]
SHUNT[1]
DS[1]
MUTE[1]
DL[1]
CONF[1]
SYSCLR
CDT[3]
DET_TAM
DET_DPH
CDT[1]
CDT[2]
DET_CID
LED_SW
NRESET
H:LED ON
L:LED OFF
Slide Switch
F
E
H
456321
79
KX-TEA308CE
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