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SP503AN 데이터 시트보기 (PDF) - Signal Processing Technologies
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SP503AN
Application Note
Signal Processing Technologies
SP503AN Datasheet PDF : 13 Pages
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DTE-DCE flexibility with the SP503 on a DB-25 serial port
TxD
TxC
DTR
RTS
SCC
RxD
RxC
CTS
DCD
"0" = DTE
"1" = DCE
1Y 1A
2Y
1B
2A
3Y
2B
4Y 3A
3B
4A
SEL
4B
RDEC0
RDEC1
RDEC2
RDEC3
TDEC0
TDEC1
TDEC2
TDEC3
SP503
DTE
Config.
14
TxD
15
TxC
13
DTR
16
RTS
1
20
RxD
80
RxC
CTS
19
DCD
78
DSR
21
RI
79
SCT
24
LL
17
RL
22
ST
SD(A)
61
SD(B)
59
TT(A)
63
TT(B)
65
TR(A)
58
TR(B)
56
RS(A)
54
52
RS(B)
70
RD(A)
RD(B)
71
RT(A)
37
38
RT(B)
CS(A)
66
67
CS(B)
RR(A)
RR(B)
35
36
DM(A)
68
DM(B)
69
SCT(A)
76
SCT(B)
77
39
IC(A)
IC(B)
40
LL(A)
LL(B)
51
49
ST(A)
42
44
ST(B)
47
RL(A)
2 3 4 5 12 11 10 9
2 3 4 5 12 11 10 9
14
TxD
SD(A)
61
SD(B)
59
15
TxC
13
DTR
TT(A)
63
TT(B)
65
TR(A)
58
16
RTS
1
RxD
TR(B)
56
RS(A)
54
RS(B)
52
20
80
RxC
CTS
19
DCD
70
RD(A)
71
RD(B)
RT(A)
37
RT(B)
38
78
DSR
21
RI
79
SCT
24
LL
CS(A)
66
CS(B)
67
RR(A)
35
RR(B)
36
DM(A)
68
DM(B) 69
17
RL
22
ST
SCT(A)
76
SCT(B)
77
IC(A)
39
IC(B)
40
SP503
LL(A)
51
DCE
LL(B)
49
ST(A)
42
ST(B)
44
Config.
RL(A)
47
DB-25
Connector
3
16
17
9
6
22
5
13
2
14
24
11
4
19
18
20
23
21
8
10
15
12
22
7
1
SP503AN
SP503 Application Note
3
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