M74HC221 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M74HC221 Datasheet PDF : 14 Pages
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M54/M74HC221/221A
DC SPECIFICATIONS
Symbol
Parameter
VIH High Level Input
Voltage
VIL Low Level Input
Voltage
VOH High Level
Output Voltage
(Q, Q Output)
VOL Low Level Output
Voltage
(Q, Q Output)
II
Input Leakage
Current
II
R/C Terminal Off
State Current
ICC Quiescent Supply
Current
ICC’ Active State
Supply Current (1)
(1): Per Circuit
Test Conditions
VCC
(V)
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
VI =
VIH
IO=-20 µA
6.0 or
4.5 VIL IO=-4.0 mA
6.0
IO=-5.2 mA
2.0
4.5
VI =
VIH
IO= 20 µA
6.0 or
4.5 VIL IO= 4.0 mA
6.0
IO= 5.2 mA
6.0 VI = VCC or GND
6.0 VI = VCC or GND
6.0 VI = VCC or GND
2.0 VI = VCC or GND
4.5
VIN = VCC/2
6.0
TA = 25 oC
54HC and 74HC
Min. Typ. Max.
1.5
3.15
4.2
0.5
1.35
1.8
1.9 2.0
4.4 4.5
5.9 6.0
4.18 4.31
5.68 5.8
0.0 0.1
0.0 0.1
0.0 0.1
0.17 0.26
0.18 0.26
±0.1
±0.5
4
45 250
400 530
0.7 1
Value
-40 to 85 oC
74HC
Min. Max.
1.5
3.15
4.2
0.5
1.35
1.8
1.9
4.4
5.9
4.13
5.63
0.1
0.1
0.1
0.33
0.33
±1
±5
40
260
650
1.3
-55 to 125 oC
54HC
Min. Max.
1.5
3.15
4.2
0.5
1.35
1.8
1.9
4.4
5.9
4.10
5.60
0.1
0.1
0.1
0.40
0.40
±1
±10
80
350
850
1.7
Unit
V
V
V
V
µA
µA
µA
µA
µA
mA
6/14
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