Datasheet

CD54HC573, CD74HC573
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCLS454A – FEBRUARY 2001 – REVISED APRIL 2003
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
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
V
CC
Supply voltage 2 6 2 6 2 6 V
V
CC
= 2 V 1.5 1.5 1.5
V
IH
High-level input voltage
V
CC
= 4.5 V
3.15 3.15 3.15
V
V
CC
= 6 V 4.2 4.2 4.2
V
CC
= 2 V 0.5 0.5 0.5
V
IL
Low-level input voltage
V
CC
= 4.5 V
1.35 1.35 1.35
V
V
CC
= 6 V 1.8 1.8 1.8
V
I
Input voltage 0 V
CC
0 V
CC
0 V
CC
V
V
O
Output voltage 0 V
CC
0 V
CC
0 V
CC
V
V
CC
= 2 V 1000 1000 1000
t
t
Input transition (rise and fall) time
V
CC
= 4.5 V
500 500 500
ns
V
CC
= 6 V 400 400 400
NOTE 3: 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
CC
T
A
= 25°C
T
A
= –55°C
TO 125°C
T
A
= –40°C
TO 85°C
UNIT
CC
MIN MAX MIN MAX MIN MAX
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
6 V 5.9 5.9 5.9
V
I
OH
= –6 mA 4.5 V 3.98 3.7 3.84
I
OH
= –7.8 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
6 V 0.1 0.1 0.1
V
I
OL
= 6 mA 4.5 V 0.26 0.4 0.33
I
OL
= 7.8 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
OZ
V
O
= V
CC
or 0 6 V ±0.5 ±10 ±5 µA
I
CC
V
I
= V
CC
or 0, I
O
= 0 6 V 8 160 80 µA
C
i
10 10 10 pF
C
o
20 20 20 pF