Datasheet

SN74F125
QUADRUPLE BUS BUFFER GATE
WITH 3-STATE OUTPUTS
SDFS016B – JANUARY 1989 – REVISED JULY 2002
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
†
MAX UNIT
V
IK
V
CC
= 4.5 V, I
I
= –18 mA –1.2 V
V
CC
=45V
I
OH
= – 3 mA 2.4 3.3
V
OH
V
CC
=
4
.
5
V
I
OH
= – 15 mA 2 3.1
V
V
CC
= 4.75 V, I
OH
= – 3 mA 2.7
V
OL
V
CC
= 4.5 V, I
OL
= 64 mA 0.4 0.55 V
I
I
V
CC
= 0, V
I
= 7 V 0.1 mA
I
IH
V
CC
= 5.5 V, V
I
= 2.7 V 20 µA
I
IL
V
CC
= 5.5 V, V
I
= 0.5 V –20 µA
I
OZH
V
CC
= 5.5 V, V
O
= 2.7 V 50 µA
I
OZL
V
CC
= 5.5 V, V
O
= 0.5 V –50 µA
I
OS
‡
V
CC
= 5.5 V, V
O
= 0 –100 –225 mA
I
CCH
V
CC
= 5.5 V, Outputs open 17 24 mA
I
CCL
V
CC
= 5.5 V, Outputs open 28 40 mA
I
CCZ
V
CC
= 5.5 V, Outputs open 25 35 mA
†
All typical values are at V
CC
= 5 V, T
A
= 25°C.
‡
Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second.
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
C
L
= 50 pF,
R
L
= 500 Ω,
T
A
= 25°C
V
CC
= 4.5 V to 5.5 V,
C
L
= 50 pF,
R
L
= 500 Ω,
T
A
= MIN to MAX
§
UNIT
MIN TYP MAX MIN MAX
t
PLH
A
Y
1.2 3.6 6 1.2 6.5
ns
t
PHL
A
Y
2.2 5.1 7.5 2.2 8
ns
t
PZH
OE
Y
2.7 5.1 7.5 2.7 8.5
ns
t
PZL
OE
Y
3.2 5.6 8 3.2 9
ns
t
PHZ
OE
Y
1 3.1 5 1 6
ns
t
PLZ
OE
Y
1 3.1 5.5 1 6
ns
§
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.