Datasheet

S1
A
50 Ω
Signal
Generator
†
Output
2.3 V
Input 0 V
3 V
1.5 V
t
PZH
0.5 V
0 V
V
OH
t
PHZ
3 V or 0 V w
Input
R
L
= 110 ΩC
L
= 50 pF
‡
Output
EN
Z
Y
†
PRR = 1 MHz, 50% Duty Cycle, t
r
< 6 ns, t
f
< 6 ns, Z
O
= 50 Ω
‡
Includes probe and jig capacitance
§
3 V if testing Y output, 0 V if testing Z output
SN65LBC174A
SN75LBC174A
www.ti.com SLLS446F –OCTOBER 2000–REVISED OCTOBER 2009
PARAMETER MEASUREMENT INFORMATION (continued)
Figure 5. Enable Timing Test Circuit and Waveforms, t
PZH
and t
PHZ
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