Datasheet
SDFS063A − D2932, MARCH 1987 − REVISED OCTOBER 1993
2−4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251−1443
switching characteristics (see Note 2)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
C
L
= 50 pF,
R
L
= 500 Ω,
T
A
= 25°C
V
CC
= 4.5 V to 5.5 V,
C
L
= 50 pF,
R
L
= 500Ω,
T
A
= MIN to MAX
†
UNIT
(INPUT)
(OUTPUT)
′F244 SN54F244 SN74F244
MIN TYP MAX MIN MAX MIN MAX
t
PLH
A
Y
1.7 3.6 5.2 2 6.5 1.7 6.2
ns
t
PHL
A
Y
1.7 3.6 5.2 2 7 1.7 6.5
ns
t
PZH
OE
Y
1.2 3.9 5.7 2 7 1.2 6.7
ns
t
PZL
OE
Y
1.2 5 7 2 8.5 1.2 8
ns
t
PHZ
OE
Y
1.2 4.1 6 2 7 1.2 7
ns
t
PLZ
OE
Y
1.2 4.1 6 2 7.5 1.2 7
ns
†
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
NOTE 2: Load circuits and waveforms are shown in Section 1.