Datasheet

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SLLS500A − MAY 2001 − REVISED MARCH 2005
7
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PARAMETER MEASUREMENT INFORMATION
VOLTAGE WAVEFORMS
t
PHZ
1.5 V
2.3 V
0.5 V
0 V
3 V
t
PZH
Output
Input
1.5 V
S1
0 or 3 V
Output
C
L
= 50 pF
(see Note B)
TEST CIRCUIT
50 Ω
V
OH
V
off
≈ 0 V
R
L
= 110 Ω
Generator
(see Note A)
NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR = 1.25 kHz, 50% duty cycle, t
r
≤ 10 ns,
t
f
≤ 10 ns, Z
O
= 50 Ω.
B. C
L
includes probe and jig capacitance.
Figure 5. Driver t
PZH
and t
PHZ
Test Circuit and Voltage Waveforms
VOLTAGE WAVEFORMS
5 V
V
OL
0.5 V
t
PZL
3 V
0 V
t
PLZ
2.3 V
1.5 V
Output
Input
TEST CIRCUIT
Output
R
L
= 110 Ω
5 V
S1
C
L
= 50 pF
(see Note B)
50 Ω
0 or 3 V
Generator
(see Note A)
1.5 V
NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR = 1.25 kHz, 50% duty cycle, t
r
≤ 10 ns,
t
f
≤ 10 ns, Z
O
= 50 Ω.
B. C
L
includes probe and jig capacitance.
Figure 6. Driver t
PZL
and t
PLZ
Test Circuit and Voltage Waveforms
R
50 pF
(see Note A)
V
O
A
Input
Output
3 V
0 V
Inputs
Output
I
O
V
ID
1.5 V
B
RE
V
I
I
I
t
PLH
t
PHL
t
r
t
f
1.5 V
V
OH
V
OL
50%
90%
10%
50%
90%
10%
50%
NOTE A: This value includes probe and jig capacitance (± 10%).
Figure 7. Receiver t
PLH
and t
PHL
Test Circuit and Voltage Waveforms