Datasheet

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    
SCBS123F − AUGUST 1992 − REVISED APRIL 2004
24
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (normal mode) (see Figure 14)
SN54ABT8646
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
T
A
= 25°C
MIN
MAX
UNIT
(INPUT)
(OUTPUT)
MIN TYP MAX
MIN
MAX
f
max
CLKAB or CLKBA 100 130 100 MHz
t
PLH
A or B
B or A
2 3.7 4.5 2 5.5
ns
t
PHL
A or B B or A
2 3.5 4.6 2 5.8
ns
t
PLH
CLKAB or CLKBA
B or A
3 4.4 5.3 3 6.3
ns
t
PHL
CLKAB or CLKBA B or A
2.5 4.3 5.2 2.5 6.7
ns
t
PLH
SAB or SBA
B or A
2 4.8 6 2 7.5
ns
t
PHL
SAB or SBA B or A
2 4.7 5.9 2 7.8
ns
t
PZH
DIR
B or A
2.5 4.4 5.4 2.5 6.6
ns
t
PZL
DIR B or A
3 4.8 6.2 3 8.1
ns
t
PZH
OE
B or A
2.5 4.4 5.4 2.5 6.7
ns
t
PZL
OE
B or A
3 5.2 6.2 3 7.6
ns
t
PHZ
DIR
B or A
3 6 7.9 3 8.9
ns
t
PLZ
DIR B or A
3 5.2 6.6 3 8.1
ns
t
PHZ
OE
B or A
2 5.9 7.7 2.8 8.6
ns
t
PLZ
OE
B or A
3 5.2 6.2 3 8.3
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (normal mode) (see Figure 14)
SN74ABT8646
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
T
A
= 25°C
MIN
MAX
UNIT
(INPUT)
(OUTPUT)
MIN TYP MAX
MIN
MAX
f
max
CLKAB or CLKBA 100 130 100 MHz
t
PLH
A or B
B or A
2 3.7 4.5 2 5.2
ns
t
PHL
A or B B or A
2 3.5 4.4 2 5.5
ns
t
PLH
CLKAB or CLKBA
B or A
3 4.4 5.3 3 6
ns
t
PHL
CLKAB or CLKBA B or A
2.5 4.3 5.2 2.5 6.2
ns
t
PLH
SAB or SBA
B or A
2 4.8 6 2 7.3
ns
t
PHL
SAB or SBA B or A
2 4.7 5.9 2 7.4
ns
t
PZH
DIR
B or A
2.5 4.4 5.3 2.5 6.5
ns
t
PZL
DIR B or A
3 4.8 6.2 3 7.1
ns
t
PZH
OE
B or A
2.5 4.4 5.4 2.5 6.5
ns
t
PZL
OE
B or A
3 5.2 6.2 3 7.5
ns
t
PHZ
DIR
B or A
3 6 7 3 8.6
ns
t
PLZ
DIR B or A
3 5.2 6.2 3 7.9
ns
t
PHZ
OE
B or A
3 5.9 6.9 3 7.9
ns
t
PLZ
OE
B or A
3 5.2 6.2 3 7.4
ns