Datasheet
SN54AHC02, SN74AHC02
QUADRUPLE 2-INPUT POSITIVE-NOR GATES
SCLS254K− DECEMBER 1995 − REVISED JULY 2003
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
SN54AHC02 SN74AHC02
UNIT
MIN MAX MIN MAX
UNIT
V
CC
Supply voltage 2 5.5 2 5.5 V
V
CC
= 2 V 1.5 1.5
V
IH
High-level input voltage
V
CC
= 3 V 2.1 2.1
V
V
IH
High level
input
voltage
V
CC
= 5.5 V 3.85 3.85
V
V
CC
= 2 V 0.5 0.5
V
IL
Low-level input voltage
V
CC
= 3 V 0.9 0.9
V
V
IL
Low level
input
voltage
V
CC
= 5.5 V 1.65 1.65
V
V
I
Input voltage 0 5.5 0 5.5 V
V
O
Output voltage 0 V
CC
0 V
CC
V
V
CC
= 2 V −50 −50 mA
I
OH
High-level output current
V
CC
= 3.3 V ± 0.3 V −4 −4
mA
I
OH
High level
output
current
V
CC
= 5 V ± 0.5 V −8 −8
mA
V
CC
= 2 V 50 50 mA
I
OL
Low-level output current
V
CC
= 3.3 V ± 0.3 V 4 4
mA
I
OL
Low level
output
current
V
CC
= 5 V ± 0.5 V 8 8
mA
Δt/Δv
Input transition rise or fall rate
V
CC
= 3.3 V ± 0.3 V 100 100
ns/V
Δt/Δv Input transition rise or fall rate
V
CC
= 5 V ± 0.5 V 20 20
ns/V
T
A
Operating free-air temperature −55 125 −40 85 °C
NOTE 4: All unused inputs of the device must be held at V
CC
or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
T
A
= 25°C SN54AHC02 SN74AHC02
UNIT
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
2 V 1.9 2 1.9 1.9
I
OH
= −50 mA
3 V 2.9 3 2.9 2.9
V
OH
I
OH
50
mA
4.5 V 4.4 4.5 4.4 4.4
V
V
OH
I
OH
= −4 mA 3 V 2.58 2.48 2.48
V
I
OH
= −8 mA 4.5 V 3.94 3.8 3.8
2 V 0.1 0.1 0.1
I
OL
= 50 mA
3 V 0.1 0.1 0.1
V
OL
I
OL
50
mA
4.5 V 0.1 0.1 0.1
V
V
OL
I
OL
= 4 mA 3 V 0.36 0.5 0.44
V
I
OL
= 8 mA 4.5 V 0.36 0.5 0.44
I
I
V
I
= 5.5 V or GND 0 V to 5.5 V ±0.1 ±1* ±1 mA
I
CC
V
I
= V
CC
or GND, I
O
= 0 5.5 V 2 20 20 m A
C
i
V
I
= V
CC
or GND 5 V 4 10 10 pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested at V
CC
= 0 V.