Datasheet
SCHS279D − DECEMBER 1998 − REVISED OCTOBER 2003
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions for CD74HCT4511 (see Note 4)
T
A
= 25°C
T
A
= −55°C
TO 125°C
T
A
= −40°C
TO 85°C
UNIT
MIN MAX MIN MAX MIN MAX
UNIT
V
CC
Supply voltage 4.5 5.5 4.5 5.5 4.5 5.5 V
V
IH
High-level input voltage 2 2 2 V
V
IL
Low-level input voltage 0.8 0.8 0.8 V
V
I
Input voltage V
CC
V
CC
V
CC
V
V
O
Output voltage V
CC
V
CC
V
CC
V
t
t
Input transition (rise and fall) time 500 500 500 ns
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.
’HC4511
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
T
A
= 25°C
T
A
= −55°C
TO 125°C
T
A
= −40°C
TO 85°C
UNIT
PARAMETER
TEST CONDITIONS
V
CC
MIN MAX MIN MAX MIN MAX
UNIT
2 V 1.9 1.9 1.9
I
OH
= −20 µA
4.5 V 4.4 4.4 4.4
V
OH
V
I
= V
IH
or V
IL
I
OH
= −20 µA
6 V 5.9 5.9 5.9
V
V
OH
V
I
= V
IH
or V
IL
I
OH
= −7.5 mA 4.5 V 3.98 3.7 3.84
V
I
OH
= −10 mA 6 V 5.48 5.2 5.34
2 V 0.1 0.1 0.1
I
OL
= 20 µA
4.5 V 0.1 0.1 0.1
V
OL
V
I
= V
IH
or V
IL
I
OL
= 20 µA
6 V 0.1 0.1 0.1
V
V
OL
V
I
= V
IH
or V
IL
I
OL
= 4 mA 4.5 V 0.26 0.4 0.33
V
I
OL
= 5.2 mA 6 V 0.26 0.4 0.33
I
I
V
I
= V
CC
or 0 6 V ±0.1 ±1 ±1 µA
I
CC
V
I
= V
CC
or 0, I
O
= 0 6 V 8 160 80 µA
C
i
10 10 10 pF