Datasheet
SN54ABT16640, SN74ABT16640
16-BIT BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS107C – APRIL 1992 – REVISED JANUARY 1997
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
SN54ABT16640
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
MIN TYP MAX
t
PLH
AorB
BorA
0.5 2.5 4.1 0.5 5.2
ns
t
PHL
A
or
B
B
or
A
0.5 2.8 4 0.5 4.5
ns
t
PZH
OE
AorB
0.5 3.5 5.2 0.5 6.2
ns
t
PZL
OE
A
or
B
0.5 3.9 6 0.5 7.4
ns
t
PHZ
OE
AorB
0.5 3.8 6.8 0.5 7.9
ns
t
PLZ
OE
A
or
B
0.5 3 4.5 0.5 5
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
SN74ABT16640
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
MIN TYP MAX
t
PLH
AorB
BorA
1 2.5 3.4 1 4.3
ns
t
PHL
A
or
B
B
or
A
1.1 2.8 3.6 1.1 3.9
ns
t
PZH
OE
AorB
1.2 3.5 4.5 1.2 5.5
ns
t
PZL
OE
A
or
B
1.5 3.9 5 1.5 6.3
ns
t
PHZ
OE
AorB
1.8 3.8 4.8 1.8 6.3
ns
t
PLZ
OE
A
or
B
1.5 3 3.9 1.5 4.2
ns