74ACT280M STMICROELECTRONICS [STMicroelectronics], 74ACT280M Datasheet - Page 4

• Manufacturer Part Number: 74ACT280M
• Description: 9 BIT PARITY GENERATOR/CHECKER
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

74ACT280
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
4/8
Symb ol
Symb ol
L
L
T
= 50 pF or equivalent (includes jigand probe capacitance)
= R
= Z
C
t
t
PD
C
PLH
PHL
PD
IN
OUT
1
isdefined as the value of the IC’sinternal equivalent capacitance which is calculated fromthe operating current consumption without load. (Referto
= 500 orequivalent
of pulse generator (typically 50 )
Propagation Delay Time
(Input - ODD, EVEN)
Input Capacitance
Power Dissipation
Capacitance (note 1)
Parameter
Parameter
5.0
V
V
5.0
(V)
(V)
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
3.0
V
T
T
CC
A
A
= 25
T yp.
= 25
T yp.
f
8.5
IN
75
4
r
+ I
= t
CC
o
o
f
C
C
Valu e
Valu e
Max.
Max.
=3 ns)
13.0
-40 to 85
-40 to 85
Min.
Min.
2.0
Max.
Max.
14.5
o
o
C
C
Un it
Un it
pF
ns
pF