Datasheet

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DRIVER ELECTRICAL CHARACTERISTICS
DRIVER SWITCHING CHARACTERISTICS
SN65HVD485E
SLLS612C JUNE 2004 REVISED MARCH 2007
over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
I
O
= 0, No load 3 4.3
|V
OD
| Differential output voltage R
L
= 54 W, See Figure 1 1.5 2.3 V
V
TEST
= –7 V to 12 V, See Figure 2 1.5
Change in magnitude of differential output
|V
OD
| See Figure 1 and Figure 2 –0.2 0 0.2 V
voltage
V
OC(SS)
Steady-state common-mode output voltage See Figure 3 1 2.6 3 V
V
OC(SS)
Change in steady-state common-mode output
–0.1 0 0.1 V
voltage
V
OC(PP)
Common-mode output voltage See Figure 3 500 mV
I
OZ
High-impedance output current See receiver input currents µ A
I
I
Input current D, DE –100 100 µ A
I
OS
Short-circuit output current –7 V V
O
12 V, See Figure 7 –250 250 mA
(1) All typical values are at 25 ° C and with a 5-V supply.
over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
PLH
Propagation delay time, low-to-high-level output 30
t
PHL
Propagation delay time, high-to-low-level output 30
t
r
Differential output signal rise time R
L
= 54 , C
L
= 50 pF, See Figure 4 25 ns
t
f
Differential output signal fall time 25
t
sk(p)
Pulse skew ( |t
PHL
t
PLH
| ) 5
Propagation delay time, 150
t
PZH
high-impedance-to-high-level output
R
L
= 110 , RE at 0 V, See Figure 5 ns
Propagation delay time, 100
t
PHZ
high-level-to-high-impedance output
Propagation delay time, high-impedance-to-low-level 150
t
PZL
output
R
L
= 110 , RE at 0 V See Figure 6 ns
Propagation delay time, low-level-to-high-impedance 100
t
PLZ
output
Propagation delay time, shutdown-to-high-level R
L
= 110 , RE at VCC, See Figure 5 2600 ns
t
PZH(SHN)
output
t
PZL(SHDN)
Propagation delay time, shutdown-to-low-level output R
L
= 110 , RE at VCC, See Figure 6 2600 ns
4
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