Datasheet

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  
SCLS134E − DECEMBER 1982 − REVISED SEPTEMBER 2003
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, C
L
= 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
V
CC
T
A
= 25°C SN54HC259 SN74HC259
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
2 V 60 150 225 190
t
PHL
CLR Any Q
4.5 V 18 30 45 38
ns
t
PHL
CLR
Any Q
6 V 14 26 38 32
ns
2 V 56 130 195 165
Data Any Q
4.5 V 17 26 39 33
Data
Any Q
6 V 13 22 33 28
2 V 74 200 300 250
t
pd
Address Any Q
4.5 V 21 40 60 50
ns
t
pd
Address
Any Q
6 V 17 34 51 43
ns
2 V 66 170 255 215
G Any Q
4.5 V 20 34 51 43
G
Any Q
6 V 16 29 43 37
2 V 28 75 110 95
t
t
Any
4.5 V 8 15 22 19
ns
t
t
Any
6 V 6 13 19 16
ns
operating characteristics, T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
pd
Power dissipation capacitance per latch No load 33 pF