Datasheet

Test circuits and typical characteristics
ST3485EB, ST3485EC, ST3485EI, ST3485EIY
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DocID9102 Rev 11
Figure 16: Receiver enable and disable times waveform (test 1)
Figure 17: Receiver enable and disable times waveform (test 2)
Figure 18: Receiver enable and disable times waveform (test 3)
IN
OUT
1.5 V
t
PRZH
t
PRSH
1.5 V
S1 open
S2 closed
S3 = 1.5 V
3 V
0 V
V
OH
0 V
IN
OUT
1.5 V
S1 closed
S2 open
S3 = -1.5 V
t
PRZL
t
PRSL
1.5 V
3 V
0 V
V
CC
V
OL
IN
OUT
1.5 V
t
PRHZ
V
OH
- 0.25 V
S1 open
S2 closed
S3 = 1.5 V
3 V
0 V
V
OH
0 V