Datasheet
Table Of Contents
SN54AHC541
SN74AHC541
www.ti.com
SCLS261N –OCTOBER 1995–REVISED JUNE 2013
RECOMMENDED OPERATING CONDITIONS
(1)
SN54AHC541 SN74AHC541
UNIT
MIN MAX MIN MAX
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
= 3V 2.1 2.1 V
V
CC
= 5.5 V 3.85 3.85
V
CC
= 2 V 0.5 0.5
V
IL
Low-level Input voltage V
CC
= 3 V 0.9 0.9 V
V
CC
= 5.5 V 1.65 1.65
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
I
OH
High-level output current V
CC
= 3.3 V ± 0.3 V –4 –4 mA
V
CC
= 5 V ± 0.5 V –8 –8
V
CC
= 2 V 50 50
I
OL
Low-level output current V
CC
= 3.3 V ± 0.3 V 4 4 mA
V
CC
= 5 V ± 0.5 V 8 8
V
CC
= 3.3 V ± 0.3 V 100 100
Δt/Δv Input Transition rise or fall rate ns/V
V
CC
= 5 V ± 0.5 V 20 20
T
A
Operating free-air temperature –55 125 –40 125 °C
(1) 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 operating free-air temperature range (unless otherwise noted)
T
A
= –40°C TO
T
A
= –55°C TO T
A
= –40°C TO
125°C
125°C 85°C
T
A
= 25°C
Recommended
PARAMETER TEST CONDITIONS V
CC
UNIT
SN54AHC541 SN74AHC541 SN74AHC541
MIN TYP MAX MIN MAX MIN MAX MIN MAX
2 V 1.9 2 1.9 1.9 1.9
I
OH
= –50 µA 3 V 2.9 3 2.9 2.9 2.9
V
OH
4.5 V 4.4 4.5 4.4 4.4 4.4 V
I
OH
= –4 mA 3 V 2.58 2.48 2.48 2.48
I
OH
= –8 mA 4.5 V 3.94 3.8 3.8 3.8
2 V 0.1 0.1 0.1 0.1
I
OL
= 50 µA 3 V 0.1 0.1 0.1 0.1
V
OL
4.5 V 0.1 0.1 0.1 0.1 V
I
OH
= 4 mA 3 V 0.36 0.5 0.44 0.5
I
OH
= 8 mA 4.5 V 0.36 0.5 0.44 0.5
0 V to 5.5
I
I
V
I
= 5.5 V or GND ±0.1 ±1
(1)
±1 ±1 µA
V
V
O
= V
CC
or GND
I
OZ
(2)
5.5 V ±0.25 ±2.5 ±2.5 ±2.5 µA
V
I
(OE) = V
IL
or V
IH
V
I
= V
CC
or
I
CC
I
O
= 0 5.5 V 4 40 40 20 µA
GND,
C
i
V
I
= V
CC
or GND 5 V 2 10 10 pF
C
O
V
O
= V
CC
or GND 5V 4 pF
(1) On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
(2) For input and output, I
OZ
includes the input leakage current.
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