XR33052 Datasheet, PDF (12/18 Pages) Exar Corporation – 60V Fault Tolerant 3.0V to 5.5V RS-485/RS-422 Transceivers

Applications Information (Continued)
TESTING Z: DI = OV
TESTING Y: DI = VCC
D
DE
XR33052/53/55/58
Z
VOUT
Y
RL
CL
3V
DE
OV
VOH
VOUT
VOL
1.5V
tDZH
1.5V
tDHZ
VOH + VOL
2
VOH – 0.25V
TESTING Z: DI = VCC
TESTING Y: DI = OV
D
DE
VCC
RL
Z
VOUT
Y
CL
DE
3V
1.5V
OV
tDZL
1.5V
tDLZ
VOH
VOUT
VOL
VOH + VOL
2
VOL + 0.25V
Figure 8. Driver Enable and Disable Timing Test Circuits and Timing Diagrams
REV2A
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