Data Sheet

©1994 Fairchild Semiconductor Corporation www.fairchildsemi.com
74LCX244 Rev. 1.12.2 2
74LCX244 — Low Voltage Buffer/Line Driver with 5V Tolerant Inputs and Outputs
Connection Diagram
Pin Assignments for SOIC, SOP, SSOP, and TSSOP
Pad Assignments for DQFN
(Top Through View)
Pin Description
Logic Diagram
Truth Tables
H = HIGH Voltage Level
L = LOW Voltage Level
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
(Bottom View)
DAP
No Connect
Note: DAP (Die Attach Pad)