Datasheet

 
   
  
SCLS135F − DECEMBER 1982 − REVISED AUGUST 2003
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
VOLTAGE WAVEFORMS
PROPAGATION DELAY AND OUTPUT TRANSITION TIMES
50%
50%
10%10%
90%
V
CC
V
OH
V
OL
0 V
t
f
Input
In-Phase
Output
50%
t
PLH
t
PHL
50%
10% 10%
90%
V
OH
V
OL
t
f
t
PHL
t
PLH
Out-of-Phase
Output
LOAD CIRCUIT
Test
Point
From Output
Under Test
C
L
= 50 pF
(see Note A)
V
CC
R
L
= 1 kΩ
NOTES: A. C
L
includes probe and test-fixture capacitance.
B. Phase relationships between waveforms were chosen arbitrarily. All input pulses are supplied by generators having the following
characteristics: PRR ≤ 1 MHz, Z
O
= 50 Ω, t
r
= 6 ns, t
f
= 6 ns.
C. The outputs are measured one at a time with one input transition per measurement.
VOLTAGE WAVEFORM
INPUT RISE AND FALL TIMES
50%50%
10%10%
90% 90%
V
CC
0 V
t
r
t
f
Input
Figure 1. Load Circuit and Voltage Waveforms