5 www.fairchildsemi.com
74AC16244 • 74ACT16244
AC Electrical Characteristics for AC
Note 7: Voltage Range 5.0 is 5.0V 0.5V.
Voltage Range 3.3 is 3.3V
0.3V.
AC Electrical Characteristics for ACT
Note 8: Voltage Range 5.0 is 5.0V 0.5V.
Capacitance
V
CC
T
A
25 CT
A
40 C to 85 C
Symbol Parameter (V)
C
L
50 pF C
L
50 pF
Units
(Note 7) Min Typ Max Min Max
t
PLH
Propagation Delay 3.3 2.0 6.3 9.4 2.0 10.8
ns
Data to Output 5.0 1.6 4.6 6.5 1.6 7.1
t
PHL
Propagation Delay 3.3 2.4 5.7 10.7 2.4 11.8
ns
Data to Output 5.0 2.0 4.3 7.0 2.0 7.9
t
PZH
Output Enable Time 3.3 2.2 6.2 10 2.2 11.5
ns
5.0 1.7 4.6 6.7 1.7 7.5
t
PZL
Output Enable Time 3.3 2.9 6.4 13.0 2.9 14.6
ns
5.0 2.2 4.7 8.1 2.2 9.0
t
PHZ
Output Disable Time 3.3 3.1 5.5 8.4 3.1 9.1
ns
5.0 1.9 3.9 7.8 1.9 8.4
t
PLZ
Output Disable Time 3.3 2.4 4.7 8.1 2.4 8.8
ns
5.0 1.7 3.6 7.2 1.7 7.6
V
CC
T
A
25 CT
A
40 C to 85 C
Symbol Parameter (V)
C
L
50 pF C
L
50 pF
Units
(Note 8) Min Typ Max Min Max
t
PLH
Propagation Delay
5.0
3.0 5.2 7.3 3.0 7.8
ns
t
PHL
Data to Output 2.5 4.8 6.8 2.5 7.3
t
PZH
Output Enable
5.0
2.5 5.0 7.4 2.5 7.9
ns
t
PZL
Time 2.7 4.6 7.5 2.7 8.0
t
PHZ
Output Disable
5.0
2.3 5.0 7.9 2.3 8.2
ns
t
PLZ
Time 2.0 4.6 7.4 2.0 7.9
Symbol Parameter Typ Units Conditions
C
IN
Input Pin Capacitance 4.5 pF V
CC
5.0V
C
OUT
Output Pin Capacitance 12 pF V
CC
5.0V
C
PD
Power Dissipation Capacitance 74AC16244 35
pF V
CC
5.0V
74ACT16244 30