SP503AN Datasheet, PDF (4/13 Pages) Sipex Corporation – Application Note

Driver / Receiver Connections to a DB-25 Connector
DTE Mode
Drivers SP503CF
TxD
14
DTR
13
RTS
16
TxC
15
ST
22
RL
17
LL
24
Receivers
RxD
1
RxC
20
CTS
80
DSR
78
DCD
19
RI
21
SCT
79
61
59
58
56
54
52
63
65
42
44
47
45
51
49
70
71
37
38
66
67
68
69
to pin 22 for non-RS-232
35
36
39
40 ^{RI used for RS-232 only}
76
77
Male
Connector
SP503AN
SP503 Application Note
4
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