SP505 Datasheet, PDF (28/35 Pages) Sipex Corporation – WAN Multi-Mode Serial Transceiver

RD(a) 70
RxD 1
RD(b) 71
RT(a) 37
RxC 20
RT(b) 38
CS(a) 66
CTS 80
CS(b) 67
DM(a) 68
DSR 78
DM(b) 69
RR(a) 35
DCD 19
RR(b) 36
IC(a) 39
RI 21
SCT(a) 76
SCT 79
SCTEN 7
SCT(b) 77
MODE: RS-449
DRIVER/RECEIVER
DEC₃ DEC₂ DEC₁ DEC₀
110
0
14 TxD
61 SD(a)
59 SD(b)
2 SDEN
13 DTR
58 TR(a)
56 TR(b)
3 TREN
16 RTS
54 RS(a)
52 RS(b)
4 RSEN
17 RL
47 RL(a)
18 RLEN
24 LL
51 LL(a)
RECEIVERS DRIVERS
5 LLEN
22 ST
42 ST(a)
44 ST(b)
23 STEN
15 TxC
63 TT(a)
65 TT(b)
6 TTEN
Figure 56. Mode Diagram — RS-449
Rev: A Date: 1/27/04
SP505 Multi–Mode Serial Transceiver
28
© Copyright 2004 Sipex Corporation