XR33032/35/38
5
REV. 1.0.0 WIDE SUPPLY 18V TOLERANT RS-485/RS-422 TRANSCEIVERS
DRIVER AC CHARACTERISTICS XR33032 (250kbps)
t
DPLH
Driver Prop. Delay (Low to High) 250 1500 ns
C
L
= 50pF, R
L
= 54,
Figure 6
t
DPHL
Driver Prop. Delay (High to Low) 250 1500 ns
|t
DPLH
-t
DPHL
|
Differential Driver Output Skew 20 200 ns
t
DR
, t
DF
Driver Differential Output
Rise or Fall Time
350 1600 ns
Maximum Data Rate 250 kbps
1/t
UI
, Duty Cycle 40 to 60%
t
DZH
Driver Enable to Output High 200 2500 ns
C
L
= 50pF, R
L
= 500,
Figure 7
t
DZL
Driver Enable to Output Low 200 2500 ns
t
DHZ
Driver Disable from Output High 6 100 ns
t
DLZ
Driver Disable from Output Low 6 100 ns
t
DZH(SHDN)
Driver Enable from Shutdown to
Output High
5500 ns
C
L
= 50pF, R
L
= 500,
Figure 7
t
DZL(SHDN)
Driver Enable from Shutdown to
Output Low
5500 ns
t
SHDN
Time to Shutdown 50 200 600 ns Notes 3
RECEIVER AC CHARACTERISTICS XR33032 (250kbps)
t
RPLH
Receiver Prop. Delay (Low to High) 200 ns
C
L
= 15pF, V
ID
= ±2V,
V
ID
Rise and Fall times < 15ns
Figure 8
t
RPHL
Receiver Prop. Delay (High to Low) 200 ns
|t
RPLH
-t
RPHL
|
Receiver Propagation Delay Skew 30 ns
Maximum Data Rate 250 kbps
1/t
UI
, Duty Cycle 40 to 60%
t
RZH
Receiver Enable to Output High 50 ns
C
L
= 15pF, R
L
= 1k,
Figure 9
t
RZL
Receiver Enable to Output Low 50 ns
t
RHZ
Receiver Disable from Output High 50 ns
t
RLZ
Receiver Disable from Output Low 50 ns
t
RZH(SHDN)
Receiver Enable from Shutdown
to Output High
3500 ns
C
L
= 15pF, R
L
= 1k,
Figure 9
t
RZL(SHDN)
Receiver Enable from Shutdown
to Output Low
3500 ns
t
SHDN
Time to Shutdown 50 200 600 ns Notes 3
Unless otherwise noted: V
CC
= +2.8V to +5.5V, T
A
= -40C to +85C. Typical values are at V
CC
= 3.3V, T
A
= +25°C.
S
YMBOL PARAMETERS MIN.TYP.MAX.UNITS CONDITIONS