74AC521SCX_NL Fairchild Semiconductor, 74AC521SCX_NL Datasheet - Page 4

• Manufacturer Part Number: 74AC521SCX_NL
• Manufacturer: Fairchild Semiconductor
• Type: Identity Comparatorr

Specifications of 74AC521SCX_NL

• Logic Family: AC
• Technology: CMOS
• Number Of Bits: 8
• High Level Output Current: -24mA
• Low Level Output Current: 24mA
• Output Function: A=B
• Package Type: SOIC
• Quiescent Current: 4uA
• Mounting: Surface Mount
• Pin Count: 20
• Polarity: Inverting
• Abs. Propagation Delay Time: 12.5ns
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Operating Supply Voltage (max): 6V
• Operating Supply Voltage (min): 2V
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Compliant

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V
V
V
V
I
I
I
I
I
t
t
t
t
DC Electrical Characteristics for ACT
IN
CCT
OLD
OHD
CC
Note 6: All outputs loaded; thresholds on input associated with output under test.
Note 7: Maximum test duration 2.0 ms, one output loaded at a time.
AC Electrical Characteristics for AC
Note 8: Voltage Range 3.3 is 3.3V
PLH
PHL
PLH
PHL
IH
IL
OH
OL
Symbol
Symbol
Voltage Range 5.0 is 5.0V
Minimum HIGH Level
Input Voltage
Maximum LOW Level
Input Voltage
Minimum HIGH Level
Output Voltage
Maximum LOW Level
Output Voltage
Maximum Input
Leakage Current
Maximum
I
Minimum Dynamic
Output Current (Note 7)
Maximum Quiescent
Supply Current
Propagation Delay
A
Propagation Delay
A
Propagation Delay
I
Propagation Delay
I
CC
A
A
n
n
/Input
or B
or B
B
B
to O
to O
n
n
to O
to O
A
A
Parameter
A
A
B
B
Parameter
B
B
r
r
0.3V
0.5V
V
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
5.5
5.5
5.5
5.5
5.5
(V)
CC
(Note 8)
0.001
0.001
4.49
5.49
V
Typ
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
1.5
1.5
1.5
1.5
0.6
(V)
CC
T
A

25
4
q
Min
C
3.86
4.86
0.36
0.36
r
3.5
2.5
4.5
3.0
3.0
2.5
3.0
2.0
2.0
2.0
0.8
0.8
4.4
5.4
0.1
0.1
4.0
0.1
Guaranteed Limits
T
C
A
L
T
A
Typ
7.0
5.0
7.5
5.5
5.5
4.0
5.5
4.0

50 pF
25

40
q
C
3.76
4.76
0.44
0.44
r
40.0

q
2.0
2.0
0.8
0.8
4.4
5.4
0.1
0.1
1.5
75
1.0
C to
75
Max
11.0
11.5

8.0
8.5
8.0
6.0
8.0
6.0
85
q
C
T
A
Units
mA
mA
mA
Min
3.0
2.0
3.5
2.5
2.5
2.0
2.5
2.0
P
P
V
V
V
V
V
V
A
A
C

40
L
q
C to
50 pF
V
or V
V
or V
I
V
I
I
I
V
I
I
V
V
V
V
V
or GND
OUT
OH
OH
OUT
OL
OL
OUT
OUT
IN
IN
I
I
OLD
OHD
IN
= 24 mA
= 24 mA (Note 6)
=
=

CC
CC
Max
12.0
12.5
V
V
9.0
9.0
9.0
7.0
9.0
7.0
85
V


V
V
Conditions
CC
CC

50
24 mA
24 mA (Note 6)


1.65V Max
0.1V
0.1V
IL
IL
3.85V Min
CC
q
50
C
, GND
0.1V
0.1V

or V
or V
P
P
A
2.1V
A
IH
IH
Units
ns
ns
ns
ns