Datasheet

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
SLLS500A − MAY 2001 − REVISED MARCH 2005
4
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driver electrical characteristics over recommended operating conditions
PARAMETER TEST CONDITIONS MIN TYP
†
MAX UNIT
V
IK
Input clamp voltage I
I
= −18 mA −1.5 V
V
O
Output voltage I
O
= 0 0 V
CC
V
|V
OD
|
Differential output voltage
R
L
= 54 Ω, See Figure 1 1.5 2.2 V
CC
V
|V
OD
| Differential output voltage
V
test
= −7 V to 12 V,
See Figure 2 1.5 2.2 V
CC
V
∆V
OD
Change in magnitude of differential output voltage
See Figure 1
−0.2 0.2
V
OC(SS)
Steady-state common-mode output voltage
See Figure 1
1 3
V
∆V
OC(SS)
Change in steady-state common-mode output
voltage
See Figures 1 and 4
−0.2 0.2
V
V
OC(PP)
Peak-to-peak change in common-mode output
voltage during state transitions
See Figures 1 and 4
0.8 V
I
OZ
High-impedance output current See receiver input currents
I
IH
High-level input current (D, DE) V
I
= 2.4 V 50 µA
I
IL
Low-level input current (D, DE) V
I
= 0.4 V −50 µA
I
OS
Short-circuit output current V
O
= −7 V to 12 V −250 250 mA
I
CC
Supply current
SN75LBC182
No load, DE at V
CC
,
RE at V
CC
12 25
mA
I
CC
Supply current
SN65LBC182
No load, DE at V
CC
, RE at V
CC
12 30
mA
†
All typical values are at V
CC
= 5 V and T
A
= 25°C.
driver switching characteristics over recommended operating conditions (unless otherwise
noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
r
Differential output signal rise time 0.25 0.72 1.2
t
f
Differential output signal fall time
R
L
= 54 Ω,
C
L
= 50 pF,
0.25 0.73 1.2
t
PLH
Propagation delay time, low-to-high-level output
R
L
= 54 Ω,
See Figure 3
C
L
= 50 pF,
1.3
µs
t
PHL
Propagation delay time, high-to-low-level output
See Figure 3
1.3
µs
t
sk(p)
Pulse skew (t
PHL
− t
PLH
) 0.075 0.15
t
PZH
Output enable time to high level
R
L
= 110 Ω,
See Figure 5
3.5
s
t
PHZ
Output disable time from high level
R
L
= 110 Ω, See Figure 5
3.5
µs
t
PZL
Output enable time to low level
R
L
= 110 Ω,
See Figure 6
3.5
s
t
PLZ
Output disable time from low level
R
L
= 110 Ω, See Figure 6
3.5
µs