COM20020I_06 Datasheet, PDF (20/65 Pages) SMSC Corporation – 5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM

5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
RT
LTC1480 or
Equiv.
+3.3V
RBIAS
+3.3V
RBIAS
RT
+3.3V
RBIAS
COM2002
COM2002
COM2002
FIGURE 5 - COM20020I NETWORK USING RS-485 DIFFERENTIAL TRANSCEIVERS
1
1
0
20MHZ
CLOCK
(FOR REF.
ONLY)
100ns
nPULSE1
100ns
nPULSE2
200ns
DIPULSE
RXIN
400ns
FIGURE 6 - DIPULSE WAVEFORM FOR DATA OF 1-1-0
Revision 12-06-06
20
DATASHEET
SMSC COM20020I 3.3V