74ACT11520 Datasheet, PDF (4/7 Pages) Texas Instruments – 8-BIT IDENTITY COMPARATORS

54ACT11520, 74ACT11520
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8ĆBIT IDENTITY COMPARATORS
SCAS009B − D2957, JULY 1987 − REVISED APRIL 1993
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
MIN TYP MAX
54ACT11520
MIN MAX
74ACT11520
MIN MAX
IOH = − 50 mA
4.5 V
4.4
5.5 V
5.4
4.4
4.4
5.4
5.4
VOH
IOH = − 24 mA
4.5 V 3.94
5.5 V 4.94
3.7
3.8
4.7
4.8
IOH = − 50 mA^{
IOH = − 75 mA^{
IOL = 50 mA
5.5 V
5.5 V
4.5 V
5.5 V
3.85
3.85
0.1
0.1
0.1
0.1
0.1
0.1
VOL
IOL = 24 mA
4.5 V
5.5 V
0.36
0.5
0.44
0.36
0.5
0.44
IOL = 50 mA^{
5.5 V
1.65
IOL = 75 mA^{
5.5 V
1.65
IIH
VI = VCC, Q inputs only
5.5 V
10
10
10
IIL
VI = GND, Q inputs only
5.5 V
− 0.3 − 0.6
−1
−1
II
VI = VCC or GND, P and G inputs only 5.5 V
± 0.1
±1
±1
Q inputs at GND,
Other inputs VI = VCC or GND
5.5 V
2.3 4.8
8
8
ICC
Q inputs at open,
Other inputs VI = VCC or GND
5.5 V
8
160
80
DICC^}
Q inputs open,
One input at 3.4 V and other inputs at
VCC or GND, P and G inputs only
5.5 V
0.9
1
1
Ci
VI = VCC or GND
5V
3.5
† _{Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.}
‡ _{This is the increase in supply current for each input that is at one of the specified TTL voltage levels rather than 0 V or VCC.}
UNIT
V
V
mA
mA
mA
mA
mA
mA
pF
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
PARAMETER
tPLH
tPHL
tPLH
tPHL
FROM
(INPUT)
P or Q
G
TO
(OUTPUT)
P=Q
P=Q
TA = 25°C
MIN TYP MAX
1.5 8.6 12.7
1.5
8 12.4
1.5 6.4 8.5
1.5 5.8
9
54ACT11520
MIN MAX
1.5 15.4
1.5 14.8
1.5 10.2
1.5 10.4
74ACT11520
MIN MAX
1.5 14.3
1.5 13.9
1.5 9.5
1.5 9.8
UNIT
ns
ns
operating characteristics, V_CC = 5 V, T_A = 25°C
PARAMETER
Cpd Power dissipation capacitance
TEST CONDITIONS
CL = 50 pF, f = 1 MHz
TYP UNIT
40
pF
2−4
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