Datasheet

©1988 Fairchild Semiconductor Corporation www.fairchildsemi.com
74AC244, 74ACT244 Rev. 1.4.0 2
74AC244, 74ACT244 — Octal Buffer/Line Driver with 3-STATE Outputs
Connection Diagram
Pin Description
Logic Symbol
IEEE/IEC
Truth Tables
X = Immaterial
Z = High Impedance
Pin
Names Description
OE
1
, OE
2
3-STATE Output Enable Inputs
I
0
–I
7
Inputs
O
0
–O
7
Outputs
Inputs Outputs
OE
1
I
n
(Pins 12, 14, 16, 18)
LL L
LH H
HX Z
Inputs Outputs
OE
2
I
n
(Pins 3, 5, 7, 9)
LL L
LH H
HX Z