Datasheet

SN54HC541, SN74HC541
OCTAL BUFFERS AND LINE DRIVERS
WITH 3-STATE OUTPUTS
SCLS305C – JANUARY 1996 – REVISED AUGUST 2003
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
SN54HC541 SN74HC541
UNIT
MIN NOM MAX MIN NOM MAX
UNIT
V
CC
Supply voltage 2 5 6 2 5 6 V
V
High-level input voltage
V
CC
= 2 V 1.5 1.5
V
V
IH
High-level input voltage
V
CC
= 4.5 V 3.15 3.15
V
IH
V
CC
= 6 V 4.2 4.2
V
Low-level input voltage
V
CC
= 2 V 0.5 0.5
V
V
IL
Low-level input voltage
V
CC
= 4.5 V 1.35 1.35
V
IL
V
CC
= 6 V 1.8 1.8
V
I
Input voltage 0 V
CC
0 V
CC
V
V
O
Output voltage 0 V
CC
0 V
CC
V
t/ v
Input transition rise/fall time
V
CC
= 2 V 1000 1000
ns
∆
t/
∆
v
Input transition rise/fall time
V
CC
= 4.5 V 500 500
ns
V
CC
= 6 V 400 400
T
A
Operating free-air temperature –55 125 –40 85 °C
NOTE 3: 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.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
T
A
= 25°C SN54HC541 SN74HC541
UNIT
PARAMETER
TEST CONDITIONS
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
V
V = V or V
I = –20 A
2 V 1.9 1.998 1.9 1.9
V
V
V = V or V
I
OH
= –20
µ
A
4.5 V 4.4 4.499 4.4 4.4
V
V
OH
V
I
= V
IH
or V
IL
OH
6 V 5.9 5.999 5.9 5.9
V
OH
IIH IL
I
OH
= –6 mA 4.5 V 3.98 4.3 3.7 3.84
I
OH
= –7.8 mA 6 V 5.48 5.8 5.2 5.34
V
V = V or V
I = 20 A
2 V 0.002 0.1 0.1 0.1
V
V
V = V or V
I
OL
= 20
µ
A
4.5 V 0.001 0.1 0.1 0.1
V
V
OL
V
I
= V
IH
or V
IL
OL
6 V 0.001 0.1 0.1 0.1
V
OL
IIH IL
I
OL
= 6 mA 4.5 V 0.17 0.26 0.4 0.33
I
OL
= 7.8 mA 6 V 0.15 0.26 0.4 0.33
I
I
V
I
= V
CC
or 0 6 V ±0.1 ±100 ±1000 ±1000 nA
I
OZ
V
O
= V
CC
or 0 6 V ±0.01 ±0.5 ±10 ±5 µA
I
CC
V
I
= V
CC
or 0, I
O
= 0 6 V 8 160 80 µA
C
i
2 V to 6 V 3 10 10 10 pF