Datasheet

SN54ABT2245, SN74ABT2245
OCTAL TRANSCEIVERS AND LINE/MOS DRIVERS
WITH 3-STATE OUTPUTS
SCBS234D – SEPTEMBER 1992 – REVISED MAY 1997
6
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)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
T
A
= 25°C
SN54ABT2245 SN74ABT2245
UNIT
(INPUT)
(OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
t
PLH
A
B
1 2.5 3.4 1 4 1 3.8
ns
t
PHL
A
B
1 3.2 4.2 1 4.6 1 4.5
ns
t
PLH
B
A
1 2.2 3.2 1 3.8 1 3.6
ns
t
PHL
B
A
1 2.7 3.6 1 4.2 1 4
ns
t
PZH
OE
A
1 3.3 4.6 1 5.6 1 5.5
ns
t
PZL
OE
A
1 3.2 4.7 1 6 1 5.7
ns
t
PHZ
OE
A
2 4 5.1 2 5.7 2 5.6
ns
t
PLZ
OE
A
1 2.9 4 1 4.6 1 4.5
ns
t
PZH
OE
B
1.5 3.6 4.9 1.5 6.3 1.5 6.1
ns
t
PZL
OE
B
1.5 3.9 5.3 1.5 6.6 1.5 6.3
ns
t
PHZ
OE
B
1.5 3.6 4.7 1.5 5.5 1.5 5.3
ns
t
PLZ
OE
B
1.5 3.3 4.4 1.5 4.9 1.5 4.8
ns