Datasheet
SCAS042B − MAY 1988 − REVISED APRIL 1996
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251−1443
operating characteristics, V
CC
= 5 V, T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
pd
Power dissipation capacitance per gate C
L
= 50 pF, f = 1 MHz 51 pF
PARAMETER MEASUREMENT INFORMATION
VOLTAGE WAVEFORMS
LOAD CIRCUIT
Input
(see Note B)
50% V
CC
50% V
CC
t
PHL
t
PLH
V
CC
Output
V
OL
V
OH
0 V
From Output
Under Test
C
L
= 50 pF
(see Note A)
500 Ω
NOTES: A. C
L
includes probe and jig capacitance.
B. Input pulses are supplied by generators having the following characteristics: PRR ≤ 1 MHz, Z
O
= 50 Ω, t
r
= 3 ns, t
f
= 3 ns.
C. The outputs are measured one at a time with one input transition per measurement.
50% V
CC
50% V
CC
Figure 1. Load Circuit and Voltage Waveforms