SP336EEY-0A-EB Datasheet, PDF (20/30 Pages) Exar Corporation – 3.3V / 5V PROGRAMMABLE RS-232/RS-485/RS-422 SERIAL TRANSCEIVER

SP336E
3.3V / 5V PROGRAMMABLE RS-232/RS-485/RS-422 SERIAL TRANSCEIVER
FIGURE 16. RS-485 RECEIVER ENABLE AND DISABLE TIMES TIMING DIAGRAM 1
S1 is open, S2 is closed, S3 = 1.5V
3V
RE
1.5V
t ZH
VOH
OUT
VOH /2
0V
FIGURE 17. RS-485 RECEIVER ENABLE AND DISABLE TIMES TIMING DIAGRAM 2
S1 is closed, S2 is open, S3 = -1.5V
3V
RE
1.5V
0V
t ZL
VCC
OUT
VOL= VCC /2
VOL
REV. 1.0.1
20