Datasheet

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  
   
SCLS039F − DECEMBER 1982 − REVISED SEPTEMBER 2003
9
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, C
L
= 150 pF
(unless otherwise noted) (see Figure 1)
FROM
TO
SN54HC590A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
T
A
= 25°C
MIN
MAX
UNIT
PARAMETER
(INPUT)
(OUTPUT)
V
CC
MIN TYP MAX
MIN
MAX
UNIT
2 V 100 300 447
t
pd
RCLK↑ Q
4.5 V 24 60 90
ns
t
pd
RCLK↑
Q
6 V 20 51 77
ns
2 V 90 200 300
t
en
OE Q
4.5 V 23 40 60
ns
t
en
OE
Q
6 V 19 34 51
ns
2 V 45 210 315
t
t
*
Q
4.5 V 17 42 63
ns
t
t
Q
6 V 13 36 53
ns
* This parameter is not production tested for the SN54HC590A.
switching characteristics over recommended operating free-air temperature range, C
L
= 150 pF
(unless otherwise noted) (see Figure 1)
FROM
TO
SN74HC590A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
T
A
= 25°C
MIN
MAX
UNIT
PARAMETER
(INPUT)
(OUTPUT)
V
CC
MIN TYP MAX
MIN
MAX
UNIT
2 V 100 300 380
t
pd
RCLK↑ Q
4.5 V 24 60 76
ns
t
pd
RCLK↑
Q
6 V 20 51 65
ns
2 V 90 200 250
t
en
OE Q
4.5 V 23 40 50
ns
t
en
OE
Q
6 V 19 34 43
ns
2 V 45 210 265
t
t
Q
4.5 V 17 42 53
ns
t
t
Q
6 V 13 36 45
ns
operating characteristics, T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
pd
Power dissipation capacitance No load 250 pF