ꢀꢁ 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
switching characteristics over recommended operating free-air temperature range, C = 50 pF
L
(unless otherwise noted) (see Figure 1)
SN54HC590A
FROM
(INPUT)
TO
(OUTPUT)
T
A
= 25°C
TYP
8
PARAMETER
V
UNIT
MHz
ns
CC
MIN
MAX
MIN
4
MAX
2 V
4.5 V
6 V
2.5
13
16
20
24
35
40
80
20
15
70
18
14
70
18
14
80
20
15
80
20
15
38
8
f
t
t
t
t
t
max
2 V
150
31
225
45
4.5 V
6 V
CCLK↑
CCLR↓
RCLK↑
OE↓
RCO
RCO
Q
pd
26
38
2 V
130
28
195
39
4.5 V
6 V
ns
PLH
pd
23
33
2 V
140
31
210
42
4.5 V
6 V
ns
25
36
2 V
125
30
185
37
4.5 V
6 V
Q
ns
en
28
31
2 V
125
30
185
37
4.5 V
6 V
OE↑
Q
ns
dis
28
31
2 V
75
110
22
4.5 V
6 V
15
RCO
Q
6
13
19
*
t
t
ns
2 V
38
8
60
90
4.5 V
6 V
12
18
6
10
15
* This parameter is not production tested for the SN54HC590A.
7
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