Datasheet




SDFS008A − D2932, APRIL 1986 − 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)
′F280B SN54F280B SN74F280B
MIN TYP MAX MIN MAX MIN MAX
t
PLH
Any input
Σ EVEN
3.2 6.1 9 2.7 13 2.7 10
ns
t
PHL
Any input Σ EVEN
3.2 6.6 10 2.7 15 2.7 11
ns
t
PLH
Any input
Σ ODD
3.2 6.1 9 2.7 14 2.7 10
ns
t
PHL
Any input
Σ
ODD
3.2 6.6 10 2.7 14 2.7 11
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.