Datasheet
SDAS211C − DECEMBER 1982 − REVISED JULY 1996
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251−1443
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 4.5 V to 5.5 V,
C
L
= 50 pF,
R1 = R2 = 500 Ω
,
T
A
= MIN to MAX
†
UNIT
PARAMETER
(INPUT)
(OUTPUT)
SN54ALS193A SN74ALS193A
UNIT
MIN MAX MIN MAX
f
max
25 30 MHz
t
PLH
UP
CO
3 20 3 16
ns
t
PHL
UP
CO
3 21 5 18
ns
t
PLH
DOWN
BO
4 20 4 16
ns
t
PHL
DOWN
BO
5 22 5 18
ns
t
PLH
UP or DOWN
Any Q
3 27 3 19
ns
t
PHL
UP or DOWN Any Q
4 23 4 17
ns
t
PLH
LOAD
Any Q
7 38 7 30
ns
t
PHL
LOAD
Any Q
8 37 8 28
ns
t
PHL
CLR Any Q 5 20 5 17 ns
†
For conditions shown MIN or MAX, use the appropriate value specified under recommended operating conditions.