Panasonic KX-TDA0170 Service Manual page 82

R526
C509
R509
0.1u TP509 100K
TP523
VOUT[0]
TP524
C510 R510
DTMFR[0]
0.1u R527
100K
TP510
R528 100K
C511 R511
TP511
100K
0.1u TP525
VOUT[1]
C512 R512 TP526
DTMFR[1]
R529
0.1u
TP512 100K
R530
R513
C513
TP513
100K TP527
VOUT[2] 0.1u
C514
R514 TP528
DTMFR[2]
0.1u R531
100K
TP514
R532
R515
C515
TP515
100K
0.1u
VOUT[3]
C516 R516
DTMFR[3]
0.1u R533
TP516 100K
TP531
TP532
DTMF Reception
3V
+3.3V
0V
R534
R517
NC
NC
J502
J501
0
0
DG
R518 100K
R501
C501
TP501 100K
0.1u
VOUT[4]
C502 R502
DTMFR[4]
R519 100K
0.1u
TP502 100K
R520 100K
C503 R503
TP503 100K
0.1u
VOUT[5] TP517
C504 R504
TP518
DTMFR[5]
0.1u R521 100K
TP504 100K
R522 100K
C505 R505
0.1u TP505
100K
VOUT[6]
TP519
C506
R506 TP520
DTMFR[6]
R523 100K
0.1u 100K
TP506
R524
C507
R507
TP507
0.1u TP521
100K 100K
VOUT[7]
C508 R508
DTMFR[7] TP522
R525
0.1u
TP508 100K
100K
+3.3V
DTMFR[0-7]
VOUT[0-7]
CLK
CLK
TOE[0-7]
EST[0-7]
IC509
NC
TP774 TP775
4M SRAM
J511
J512
A[17] 1 A17 VCC 32
NC
A[16] 2 A16 31
A15
J513
A[14]
3 A14 A18 30
A[12]
4 A12 nWE 29
nWR
A[7]
5 A7 A13 28
A[6]
6 A6 A8 27
A[5] 7 A5 A9 26
A[4] 8 A4 A11 25
A[3] 9 A3 nOE 24
nRD
A[2] A2
10 A10 23
A[1] nCS2
11 A1 nCE 22
A[0] D[7]
12 A0 I/O7 21
D[0] D[6]
13 I/O0 I/O6 20
D[1] D[5]
14 I/O1 I/O5 19
D[2] D[4]
15 18
I/O2 I/O4
D[3]
VSS I/O3
16 17
A[0-21]
IC501
100K
S/nESEL 36
1
INP1
EST/STD4 35
2 EST[3]
INM1
TP533
100K EST/STD3 34
3 EST[2]
GS1
EST/STD2 33
4 EST[1]
TEST1
5 EST/STD1 32 EST[0]
INP2
D[3]
6 Q4 31
INM2
TP537
100K
Q3 30 D[2]
7
GS2
100K Q2 29 D[1]
8
VREF
TP538 Q1 28 D[0]
9
INP3
TOE[3]
TOE4 27
10 INM3
TOE[2]
100K
TOE3 26
11 GS3
TOE[1]
100K
TP539 TOE2 25
12
TEST2
TOE[0]
TP529 TOE1 24
13 INP4
TP530 nREST 23
INM4
14
100K CLKSEL 22
15 GS4
TP540 OSCI 21
16 GTSEL1
TP547
OSC0 20
17 GTSEL2
19
18 Vss Vdd
+3.3V
L705
0
J113 NC
3 1
2
FIL502
TP545
+3.3V
DG
TP548
DG
DG
IC502
TP534
36
1
INP1 S/nESEL
EST/STD4 35
TP535 2 EST[7]
INM1
34
3
EST[6]
GS1 EST/STD3
EST/STD2 33
TP536 4 EST[5]
TEST1
32
5 EST[4]
INP2 EST/STD1
Q4 31
6 D[3]
INM2
TP541
30
7 D[2]
GS2 Q3
Q2 29
8 D[1]
VREF
Q1 28
9 D[0]
TP542
INP3
10 TOE4 27 TOE[7]
INM3
TP543
11 TOE[6]
TOE3 26
GS3
TOE[5]
12 TOE2 25
TEST2
TOE[4]
13 TOE1 24
INP4
14 nREST 23
INM4
TP544
15 CLKSEL 22
GS4
16 OSCI 21
GTSEL1
TP549
17
OSC0 20
GTSEL2
18 Vdd 19
Vss
L706 J114 NC
3 1
0
TP546
2
FIL501
C521
2.2u
DG
DG
nRST
nCS2
nWR
nRD
1M SRAM TSOP
1
A[11]
A11
nOE
2
A[9]
A9
A10
nRST
3
A[8]
A8
nCE1
A[15]
NC
4
A[13]
A13
I/O7
A[18] 5
nWE I/O6
NC
6
CE2 I/O5
A[13]
7
A[15]
A15 I/O4
A[8]
8
VCC
I/O3
TP929
A[9] 9
NC
GND
A[11] 10
A[16]
A16
I/O2
11
A[14]
A14
I/O1
A[10]
12
A[12]
A12 I/O0
13
A[7]
A7 A0
14
A[6]
A6 A1
15
A[5]
A5
A2
16
A[4]
A4 A3
IC503
J112
NC
TP773
1 3
FIL509
C545
2
C544
1u
2.2u
DG
+3.3V
TP920
RA528 10K
IC504
8M FLASHROM
A[1] 25 A0 DQ0 29
TP577
A[2] 24 DQ1 31
A1 TP575
A[3] 23 DQ2 33
A2 TP573
A[4] 22 DQ3 35
A3 TP571
A[5] DQ4 38
21 A4 TP569
A[6] DQ5 40
20 A5 TP567
A[7] DQ6 42
19 A6 TP565
A[8] DQ7 44
18 A7 TP563
A[9] DQ8 30
8 A8 TP576
DQ9 32
A[10] 7 A9
TP574
DQ10 34
A[11] 6 A10
TP572
DQ11 36
A[12] 5 A11
TP570
A[13] 4 A12 DQ12 39
TP568
A[14] 3 A13 DQ13 41
TP566
A[15] 2 DQ14 43
A14 TP564
A[16] 1 DQ15/A_1 45
A15 TP562
A[17] 48
A16
A[18] Vcc 37
17 A17
A[19]
16 A18
A[20]
9 NC
A[21] Vss 27
10 NC
DG
Vss 46
+3.3V
R543
TP930
NC 13
10K
NC 14
47
BYTE
RY/BY 15
TP561 TP931
11 WE
28 OE
RESET 12
26 CE
+3.3V
L708
TP560
0
J111 NC
3 1
R535
2
FIL504
10K
C529
1u
J503
NC
DG
A[10]
1 A11
A[11]
2 A9
A[9]
3 A8
A[8]
4 A13
A[13]
5 nWE
6 CE2
nRST
7 A15
A[15]
TP554
8 VCC
9 NC
A[17]
10 A16
A[16]
11 A14
A[14]
A[12] 12 A12
DG
A[7] 13 A7
14 A6
A[6]
15 A5
A[5]
16 A4
A[4]
A[0]
A[1]
A[2]
A[3]
J110
NC
1 3
FIL503
2
C525
C524
1u
2.2u
+3.3V
32
R589
NC
TP758
31
A[10] nCS2
1
3
2
30
IC510
IC10
2 1
29
D[7]
TP772
28 A[17]
D[6]
1
nOC
27
D[5]
2
A[13]
1Q
26
D[4]
3
A[0]
1D
25
D[3]
4
A[1]
2D
24
5
A[14]
2Q
D[2]
23
6
A[15]
3Q
22 D[1]
7
A[2]
3D
21 D[0]
8
A[3]
4D
20
A[0]
9
A[16]
4Q
19
A[1]
10
GND
18
A[2]
17
A[3]
C527
0.1u
DG
+3.3V
L707
0
DG
A[0-21]
KX-TDA0170 SCHEMATIC DIAGRAM NO.2
TP922
TP921
RA530 10K
RA529 10K
TP778 TP779
RA526
68
TP708
220 D[0]
L521 1 8
TP709
220 D[1]
L519 2 7
220 TP710 D[2]
L517 3 6
220 TP711 D[3]
L515 4 5
220 TP712 D[4]
L513 4 5
220 TP713 D[5]
L511 3 6
220 TP714 D[6]
L509 2 7
220 TP715 D[7]
L507 1 8
TP591
L520 220 4 5 D[8]
TP592
L518 220 3 6 D[9]
TP593
L516 220 7 D[10]
2
220 TP594 8 D[11]
L514 1
220 TP595 5 D[12]
L512 4
220 TP596 D[13]
L510 3 6
220 TP597 D[14]
L508 2 7
220 TP598 D[15]
L506 1 8
RA520
68
DTMF Detection: 3.3V
Normal: 0V
RY/nBY
nPOW_RST
nCS0
nCS1
nCS2
IC506
nOE 32
A10 31
IC10 4
nCE1 30
6
5
I/O7 29
D[7]
TP757
I/O6 28 D[6]
I/O5 27
D[5]
I/O4 26
D[4]
I/O3 25
D[3]
GND 24
I/O2 23
D[2]
I/O1 22
D[1]
I/O0 21
D[0]
A0 20
A1 19
A2 18
A3 17
+3.3V
L709
0
DG
DG
+3.3V
IC505
VCC 20
+3.3V
TP578
19
8Q
R541
18
8D
TP579 10K
17
7D
TP580
16
7Q
15
6Q
TP581
14
6D
A[4]
13
5D
A[17]
12
5Q
11
EN
D[0-15]
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)