74F521SC National Semiconductor, 74F521SC Datasheet - Page 3

• Manufacturer Part Number: 74F521SC
• Manufacturer: National Semiconductor
• Type: Identity Comparatorr

Specifications of 74F521SC

• Logic Family: F
• Technology: Bipolar
• Number Of Bits: 8
• High Level Output Current: -1mA
• Low Level Output Current: 20mA
• Output Function: A=B
• Package Type: SOIC
• Mounting: Surface Mount
• Pin Count: 20
• Polarity: Inverting
• Abs. Propagation Delay Time: 11ns
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Compliant

V
V
V
V
V
I
I
I
V
I
I
I
I
IH
BVI
CEX
OD
IL
OS
CCH
Absolute Maximum Ratings
DC Electrical Characteristics
Storage Temperature
Ambient Temperature under Bias
Junction Temperature under Bias
V
Input Voltage (Note 3)
Input Current (Note 3)
Voltage Applied to Output
Current Applied to Output
IH
IL
CD
OH
OL
ID
Symbol
CC
in HIGH State (with V
Standard Output
3-STATE Output
in LOW State (Max)
Pin Potential to Ground Pin
Input HIGH Voltage
Input LOW Voltage
Input Clamp Diode Voltage
Output HIGH
Voltage
Output LOW
Voltage
Input HIGH Current
Input HIGH Current
Breakdown Test
Output HIGH
Leakage Current
Input Leakage
Test
Output Leakage
Circuit Current
Input LOW Current
Output Short-Circuit Current
Power Supply Current
Parameter
CC
0V)
10% V
10% V
5% V
CC
CC
CC
twice the rated I
30 mA to 5.0 mA
65 C to 150 C
55 C to 125 C
55 C to 150 C
0.5V to 7.0V
0.5V to 7.0V
0.5V to 5.5V
(Note 2)
0.5V to V
4.75
Min
2.0
2.5
2.7
60
OL
(mA)
CC
Typ
21
3
Recommended Operating
Conditions
Note 2: Absolute maximum ratings are values beyond which the device
may be damaged or have its useful life impaired. Functional operation
under these conditions is not implied.
Note 3: Either voltage limit or current limit is sufficient to protect inputs.
Free Air Ambient Temperature
Supply Voltage
Max
3.75
0.8
0.5
5.0
7.0
50
150
32
1.2
0.6
Units
mA
mA
mA
V
V
V
V
V
V
A
A
A
A
V
Max
Max
Max
Max
Max
Max
Min
Min
Min
0.0
0.0
CC
V
Recognized as a HIGH Signal
Recognized as a LOW Signal
I
I
I
I
V
V
V
I
All Other Pins Grounded
V
All Other Pins Grounded
V
V
IN
OH
OH
OL
ID
IN
IN
OUT
IOD
IN
OUT
O
1.9 A
www.fairchildsemi.com
HIGH
20 mA
2.7V
7.0V
0.5V
18 mA
1 mA
1 mA
150 mV
V
0V
Conditions
CC
4.5V to 5.5V
0 C to 70 C