SP3508 Datasheet, PDF (33/36 Pages) Sipex Corporation – Rugged 3.3V, 20Mbps, 8 Channel Multiprotocol Transceiver with Programmable DCE/DTE and Termination Resistors

TxD
31
RxD
39
TxCE
32
RxC
40
ST
33
TxC
41
RTS
34
CTS
42
DTR
35
DSR
43
DCD_DCE
36
DCD_DTE
44
RL
37
RI
45
LL
38
TM
46
97
SD(a)
99
SD(b)
50
RD(a)
49
RD(b)
93
TT(a)
95
TT(b)
52
RT(a)
51
RT(b)
89
ST(a)
91
ST(b)
55
TxC(a)
53
TxC(b)
81
RS(a)
83
RS(b)
57
CS(a)
56
CS(b)
85
TR(a)
87
TR(b)
59
DM(a)
58
DM(b)
79
RRC(a)
77
RRC(b)
62
RR T(a)
61
RR T(b)
67
RL(a)
63
IC
65
LL(a)
64
TM(a)
Figure 50. Loopback Path
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • [phone] • www.exar.com
33
SP3508_100_072208