SN74LS221NG ON Semiconductor, SN74LS221NG Datasheet - Page 4

• Manufacturer Part Number: SN74LS221NG
• Manufacturer: ON Semiconductor

Specifications of SN74LS221NG

• Logic Family: LS
• High Level Output Current: -400uA
• Low Level Output Current: 8mA
• Quiescent Current: 11uA
• Number Of Elements: 2
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (max): 5.25V
• Operating Supply Voltage (typ): 5V
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Technology: Bipolar
• Abs. Propagation Delay Time: 80ns
• Operating Supply Voltage (min): 4.75V
• Lead Free Status / RoHS Status: Compliant

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
V
V
V
V
V
V
V
V
V
I
I
I
I
IH
IL
OS
CC
T+
T−
T+
T−
IH
IL
IK
OH
OL
Symbol
Positive-Going Threshold
Voltage at C Input
Negative-Going Threshold
Voltage at C Input
Positive-Going Threshold
Voltage at B Input
Negative-Going Threshold
Voltage at B Input
Input HIGH Voltage
Input LOW Voltage
Input Clamp Voltage
Output HIGH Voltage
Output LOW Voltage
Input HIGH Current
Input LOW Current
Short Circuit Current (Note 1)
Power Supply Current
Input A
Input B
Clear
Quiescent
Triggered
Parameter
Min
−20
0.7
0.8
2.0
2.7
http://onsemi.com
Limits
0.35
Typ
1.0
0.8
1.0
0.9
3.4
4.7
19
4
−100
Max
−1.5
−0.4
−0.8
−0.8
2.0
2.0
0.8
0.5
0.1
20
11
27
(unless otherwise specified)
Unit
mA
mA
mA
mA
μA
V
V
V
V
V
V
V
V
V
V
V
V
V
Guaranteed Input HIGH Voltage for
A Input
Guaranteed Input LOW Voltage for
A Input
V
V
I
V
V
V
V
V
OL
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
= 8.0 mA
= MIN
= MIN
= MIN
= MIN
= MIN, I
= MIN, I
= MAX, V
= MAX, V
= MAX, V
= MAX
= MAX
IN
OH
Test Conditions
IN
IN
IN
= − 18 mA
= MAX
= 2.7 V
= 7.0 V
= 0.4 V
V
CC
= MIN