Datasheet

SN54BCT125A, SN74BCT125A
QUADRUPLE BUS BUFFER GATES
WITH 3-STATE OUTPUTS
SCBS032F – SEPTEMBER 1988 – REVISED MARCH 2003
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
C
L
= 50 pF,
R1 = 500 Ω,
R2 = 500 Ω,
T
A
= 25°C
V
CC
= 4.5 V to 5.5 V,
C
L
= 50 pF,
R1 = 500 Ω,
R2 = 500 Ω,
T
A
= MIN to MAX
§
UNIT
’BCT125A SN54BCT125A SN74BCT125A
MIN TYP MAX MIN MAX MIN MAX
t
PLH
A
Y
1.6 3.5 5.2 1.6 6 1.6 5.7
ns
t
PHL
A
Y
2.7 5 6.9 2.7 8 2.7 7.7
ns
t
PZH
OE
Y
3.4 6.7 9 3.4 11.1 3.4 10.3
ns
t
PZL
OE
Y
5 8.2 10.4 5 12.8 5 11.7
ns
t
PHZ
OE
Y
3 5.8 7.4 3 9.4 3 8.9
ns
t
PLZ
OE
Y
2.8 5.5 7.3 2.8 9.9 2.8 8.6
ns
§
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.