ꢀꢁ ꢂꢃ ꢄꢅ ꢂ ꢆꢇ ꢈ ꢉ ꢀꢁꢊ ꢃꢄ ꢅꢂ ꢆꢇ ꢈ
ꢋ ꢌꢍꢎ ꢏ ꢍꢎ ꢁꢈꢐꢑ ꢅ ꢒꢓ ꢁ ꢏꢔ ꢐꢀ
ꢕ ꢎꢏ ꢄ ꢖ ꢌꢀꢏꢈꢏ ꢔ ꢒ ꢓꢏ ꢗꢓꢏ ꢐꢔꢘ ꢎ ꢀ ꢏꢔ ꢐꢀ
SCLS039F − DECEMBER 1982 − REVISED SEPTEMBER 2003
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
T
= 25°C
SN54HC590A SN74HC590A
A
PARAMETER
TEST CONDITIONS
V
UNIT
CC
MIN
TYP
MAX
MIN
1.9
4.4
5.9
3.7
3.7
5.2
5.2
MAX
MIN
1.9
MAX
2 V
4.5 V
6 V
1.9 1.998
4.4 4.499
5.9 5.999
4.4
I
= −20 µA
OH
5.9
RCO, I
= −4 mA
= −6 mA
= −5.2 mA
3.98
4.3
4.3
3.84
3.84
5.34
5.34
V
OH
V = V or V
IH IL
V
OH
I
4.5 V
6 V
Q −Q , I
OH
3.98
5.48
5.48
A
H
RCO, I
OH
5.8
Q −Q , I
= −7.8 mA
5.8
A
H
OH
2 V
4.5 V
6 V
0.002
0.001
0.001
0.17
0.17
0.15
0.15
0.1
0.1
0.1
0.1
0.1
0.1
0.1
I
= 20 µA
OL
0.1
0.1
0.1
RCO, I
OL
= 4 mA
= 6 mA
= 5.2 mA
0.26
0.26
0.26
0.26
100
0.5
0.4
0.33
0.33
0.33
0.33
1000
5
V
OL
V = V or V
V
I
IH
IL
4.5 V
6 V
Q −Q , I
OL
0.4
A
H
RCO, I
OL
0.4
Q −Q , I
OL
= 7.8 mA
0.4
A
H
I
I
I
V = V
or 0
6 V
6 V
6 V
1000
10
nA
µA
µA
I
I
CC
V
O
= V
or 0
0.01
OZ
CC
CC
V = V
or 0,
I
O
= 0
8
160
80
I
CC
2 V
to 6 V
C
3
10
10
10
pF
i
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
