74lcx540mtcx-nl Fairchild Semiconductor, 74lcx540mtcx-nl Datasheet - Page 2

• Manufacturer Part Number: 74lcx540mtcx-nl
• Description: 74lcx540 Low Voltage Octal Buffer/line Driver With 5v Tolerant Inputs And Outputs
• Manufacturer: Fairchild Semiconductor

©1995 Fairchild Semiconductor Corporation
74LCX540 Rev. 1.1
Connection Diagrams
Pin Descriptions
Pin Names
OE
O
I
1
0
0
, OE
–I
–O
7
GND
7
OE
Pad Assignment for DQFN
SOIC, SOP, SSOP, TSSOP
2
I
I
I
I
I
I
I
I
1
0
1
2
3
4
5
6
7
Pin Assignments for
I
I
I
I
I
I
I
I
0
1
2
3
4
5
6
7
10
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
GND
(Top View)
OE
10
3-STATE Output Enable Inputs
1
1
V
O
11
20
CC
7
19
18
17
16
15
14
13
12
Description
OE
O
O
O
O
O
O
O
Outputs
20
19
18
17
16
15
14
13
12
11
Inputs
0
1
2
3
4
5
6
2
V
OE
O
O
O
O
O
O
O
O
CC
0
1
2
3
4
5
6
7
2
2
Logic Symbol
Truth Table
H
L
X
Z
LOW Voltage Level
High Impedance
Immaterial
HIGH Voltage Level
OE
H
X
L
L
1
OE
OE
I
I
I
I
I
I
I
I
0
1
2
3
4
5
6
7
1
2
Inputs
OE
X
H
L
L
2
IEEE/IEC
&
EN
H
X
X
L
I
O
O
O
O
O
O
O
O
0
1
2
3
4
5
6
7
www.fairchildsemi.com
Outputs
O
H
L
Z
Z
n