Datasheet


  


SGLS211A − OCTOBER 2003 − REVISED MAY 2008
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
TEST CIRCUIT
Output
R
L
= 110 Ω
5 V
S1
50 Ω
3 V or 0 V
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
C
L
= 50 pF
(see Note B)
Generator
(see Note A)
1.5 V
Figure 5. Driver Test Circuit and Voltage Waveforms
NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 1 MHz, 50% duty cycle, t
r
≤ 6 ns, t
f
≤ 6 ns,
Z
O
=50Ω.
B. C
L
includes probe and jig capacitance.
−I
OH
+I
OL
V
OL
V
ID
V
OH
Figure 6. Receiver V
OH
and V
OL
51 Ω
C
L
= 15 pF
(see Note B)
Output
1.5 V
0 V
TEST CIRCUIT
VOLTAGE WAVEFORMS
1.5 V
3 V
0 V
Input
Output
1.3 V
V
OH
V
OL
t
PHL
t
PLH
Generator
(see Note A)
1.5 V
1.3 V
NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 1 MHz, 50% duty cycle, t
r
≤ 6 ns, t
f
≤ 6 ns,
Z
O
=50Ω.
B. C
L
includes probe and jig capacitance.
Figure 7. Receiver Test Circuit and Voltage Waveforms