SN54HC08, SN74HC08
QUADRUPLE 2-INPUT POSITIVE-AND GATES
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SCLS081F–DECEMBER 1982–REVISED JANUARY 2007
Recommended Operating Conditions(1)
SN54HC08
SN74HC08
UNIT
MIN
2
NOM
MAX
MIN
2
NOM
MAX
VCC Supply voltage
5
6
5
6
V
VCC = 2 V
1.5
3.15
4.2
1.5
3.15
4.2
VIH
High-level input voltage
Low-level input voltage
VCC = 4.5 V
VCC = 6 V
VCC = 2 V
VCC = 4.5 V
VCC = 6 V
V
V
0.5
1.35
1.8
0.5
1.35
1.8
VIL
VI
Input voltage
0
0
VCC
VCC
1000
500
400
125
0
0
VCC
VCC
1000
500
400
85
V
V
VO
Output voltage
VCC = 2 V
VCC = 4.5 V
VCC = 6 V
∆t/∆v Input transition rise or fall rate
ns
TA
Operating free-air temperature
–55
–40
°C
(1) All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
3
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