SP507 Datasheet, PDF (23/28 Pages) Sipex Corporation – +5V, Single Chip WAN Multi-Mode Serial Transceiver

RD(a) 70
RxD 1
RD(b) 71
RT(a) 37
RxC 20
RTEN 2
RT(b) 38
CS(a) 66
CTS 80
CS(b) 67
DM(a) 68
DSR 78
DM(b) 69
RR(a) 35
DCD 19
RREN 3
RR(b) 36
TM(a) 39
TM 21
TMEN 4
SCT(a) 76
DTE_ST 79
SCTEN 7
SCT(b) 77
MODE: X.21
DRIVER/RECEIVER
M2 M1 M0
011
RECEIVERS DRIVERS
14 TxD
61 SD(a)
59 SD(b)
13 DTR
58 TR(a)
56 TR(b)
16 RTS
54 RS(a)
52 RS(b)
17 RL
47 RL(a)
45 RL(b)
18 RLEN
24 LL
51 LL(a)
5 LLEN
22 DCE_ST
42 ST(a)
44 ST(b)
23 STEN
15 TxCE
63 TT(a)
65 TT(b)
6 TTEN
Figure 49. Mode Diagram – X.21
Rev: A Date:1/27/04
SP507 Multi–Mode Serial Transceiver
23
© Copyright 2004 Sipex Corporation