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XR33032 Datasheet, PDF (13/19 Pages) Exar Corporation – WIDE SUPPLY 18V TOLERANT RS-485/RS-422 TRANSCEIVERS
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XR33032/35/38
REV. 1.0.0
WIDE SUPPLY 18V TOLERANT RS-485/RS-422 TRANSCEIVERS
FIGURE 9. RECEIVER ENABLE AND DISABLE TEST CIRCUITS & TIMING DIAGRAMS
B
R
RO
A
RE
RL
CL
3V
RE
0V
VA = VCC
VB = 0V
VOH
RO
0V
1.5V
tRZH
VOH
2
B
R
A
RE
1.5V
tRHZ
VOH - 0.25V
VCC
RL
RO
CL
3V
RE
0V
VA = 0V
VB = VCC
VCC
RO
VOL
1.5V
tRZL
VCC + VOL
2
1.5V
tRLZ
VOL + 0.25V
13
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