74lv251 NXP Semiconductors, 74lv251 Datasheet - Page 3

• Manufacturer Part Number: 74lv251
• Description: 8-input Multiplexer 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
PIN CONFIGURATION
LOGIC SYMBOL
FUNCTIONAL DIAGRAM
1998 May 20
8-input multiplexer (3-State)
11
10
9
7
OE
S 0
S 1
S 2
15
14
13
12
4
3
2
1
GND
4
I 0
QE
I
I
I
I
Y
Y
3
2
1
0
3
I 1
2
3
4
5
6
7
8
1
I 0
I 1
I 2
I 3
I 4
I 5
I 6
I 7
S0
11
2
I 2
MULTIPLEXER
OE
S1
Y
6
10
7
1
I 3
S2
9
Y
Y
15
I 4
SV00629
SV00630
16
15
14
12
11
10
13
9
14
I 5
Y
5
V
I
I
I
I
S
S
S
4
5
6
7
CC
5
6
0
1
2
13
I 6
SV00632
12
I 7
3
PIN DESCRIPTION
LOGIC SYMBOL (IEEE/IEC)
4, 3, 2, 1, 15,
14, 13, 12
5
6
7
8
11, 10, 9
16
NUMBER
PIN
I
Y
Y
OE
GND
S
V
SYMBOL
0
0
CC
to I
to S
10
15
14
13
12
11
9
4
3
2
1
7
7
2
Multiplexer inputs
Multiplexer output
Complementary multiplexer output
3-State output enable input (active
LOW)
Ground (0 V)
Select inputs
Positive supply voltage
EN
0
2
0
1
2
3
4
5
6
7
G 0
MUX
7
SV00631
FUNCTION
5
6
Product specification
74LV251