74ACT16244 Fairchild Semiconductor, 74ACT16244 Datasheet - Page 5

• Manufacturer Part Number: 74ACT16244
• Description: 16-Bit Buffer/Line Driver with 3-STATE Outputs
• Manufacturer: Fairchild Semiconductor

AC ELECTRICAL CHARACTERISTICS (C
(*) Voltage range is 5V 0.5V
CAPACITIVE CHARACTERISTICS
1) C
Test Circuit).Average operating current can be obtained by the following equation. I
TEST CIRCUIT
C
R
R
Symb ol
Symb ol
t
t
t
PLH
PZL
PZH
L
L
T
= 50 pF or equivalent (includes jigand probe capacitance)
= R
= Z
C
C
PD
t
t
t
t
t
t
C
PLH
PHL
PZH
PHZ
PZL
PLZ
OUT
, t
, t
PD
, t
IN
OUT
1
isdefined as the value of the IC’sinternal equivalent capacitance which is calculated fromthe operating current consumption without load. (Referto
PLZ
= 500 orequivalent
PHL
PHZ
of pulse generator (typically 50 )
Propagation Delay Time
Output Enable Time
Output Disable Time
Input Capacitance
Output Capacitance
Power Dissipation
Capacitance (note 1)
Parameter
Parameter
T EST
V
5.0
5.0
5.0
V
(V)
(V)
5.0
5.0
5.0
CC
CC
(*)
(*)
(*)
Test Co nditions
T est Con ditio n
L
= 50 pF, R
L
CC
= 500 , Input t
(opr) = C
Min.
Min.
PD
2.0
3.0
4.0
3.0
4.0
3.0
V
T
T
CC
A
A
= 25
T yp.
= 25
T yp.
f
3.3
4.8
6.5
5.5
6.0
4.6
3.6
IN
11
42
r
+ I
= t
CC
o
o
/16 (per circuit)
f
C
C
Valu e
Valu e
Max.
Max.
=3 ns)
5.0
6.5
8.7
7.7
8.0
6.4
SW IT CH
-40 to 85
-40 to 85
Min.
Min.
Open
2V
GND
2.0
3.0
4.0
3.0
4.0
3.0
CC
74ACT16244
Max.
Max.
6.0
8.0
9.7
8.8
9.2
7.3
o
o
C
C
Un it
Un it
pF
pF
pF
ns
ns
ns
5/8