Datasheet

SN54HC595
SN74HC595
SCLS041H –DECEMBER 1982–REVISED NOVEMBER 2009 www.ti.com
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range, C
L
= 50 pF (unless otherwise noted)
T
A
= 25°C SN54HC595 SN74HC595
FROM TO
PARAMETER V
CC
UNIT
(INPUT) (OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
2 V 6 26 4.2 5
f
max
4.5 V 31 38 21 25 MHz
6 V 36 42 25 29
2 V 50 160 240 200
SRCLK Q
H′
4.5 V 17 32 48 40
6 V 14 27 41 34
t
pd
ns
2 V 50 150 225 187
RCLK Q
A
−Q
H
4.5 V 17 30 45 37
6 V 14 26 38 32
2 V 51 175 261 219
t
PHL
SRCLR Q
H′
4.5 V 18 35 52 44 ns
6 V 15 30 44 37
2 V 40 150 255 187
t
en
OE Q
A
−Q
H
4.5 V 15 30 45 37 ns
6 V 13 26 38 32
2 V 42 200 300 250
t
dis
OE Q
A
−Q
H
4.5 V 23 40 60 50 ns
6 V 20 34 51 43
2 V 28 60 90 75
Q
A
−Q
H
4.5 V 8 12 18 15
6 V 6 10 15 13
t
t
ns
2 V 28 75 110 95
Q
H′
4.5 V 8 15 22 19
6 V 6 13 19 16
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range, C
L
= 150 pF (unless otherwise noted)
T
A
= 25°C SN54HC595 SN74HC595
FROM TO
PARAMETER V
CC
UNIT
(INPUT) (OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
2 V 60 200 300 250
t
pd
RCLK Q
A
−Q
H
4.5 V 22 40 60 50 ns
6 V 19 34 51 43
2 V 70 200 298 250
t
en
OE Q
A
−Q
H
4.5 V 23 40 60 50 ns
6 V 19 34 51 43
2 V 45 210 315 265
t
t
Q
A
−Q
H
4.5 V 17 42 63 53 ns
6 V 13 36 53 45
OPERATING CHARACTERISTICS
T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
pd
Power dissipation capacitance No load 400 pF
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