Datasheet

SN74F126
QUADRUPLE BUS BUFFER GATE
WITH 3-STATE OUTPUTS
SDFS017B – JANUARY 1989 – REVISED NOVEMBER 2002
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP
†
MAX UNIT
V
IK
I
I
= –18 mA 4.5 V –1.2 V
I
OH
= –3 mA
45V
2.4 3.3
V
OH
I
OH
= –15 mA
4
.
5
V
2 3.1
V
I
OH
= –3 mA 4.75 V 2.7
V
OL
I
OL
= 64 mA 4.5 V 0.4 0.55 V
I
I
V
I
= 7 V 0 0.1 mA
I
IH
V
I
= 2.7 V 5.5 V 20 µA
I
IL
V
I
= 0.5 V 5.5 V –20 µA
I
OZH
V
O
= 2.7 V 5.5V 50 µA
I
OZL
V
O
= 0.5 V 5.5 V –50 µA
I
OS
‡
V
O
= 0 5.5 V –100 –225 mA
I
CCH
Outputs open 5.5 V 20 30 mA
I
CCL
Outputs open 5.5 V 32 48 mA
I
CCZ
Outputs open 5.5 V 26 39 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 over recommended operating free-air temperature range (unless
otherwise noted) (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
2 4 6.5 2 7
ns
t
PHL
A
Y
3 5.5 8 2.8 8.5
ns
t
PZH
OE
Y
3.8 6 7.5 3.3 8.5
ns
t
PZL
OE
Y
3.8 6 8 3.5 8.5
ns
t
PHZ
OE
Y
2 4.5 6.5 2 7.5
ns
t
PLZ
OE
Y
3 5.5 7.5 3 8
ns
§
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.