74lvc257adb NXP Semiconductors, 74lvc257adb Datasheet - Page 5

• Manufacturer Part Number: 74lvc257adb
• Description: Quad 2-input Multiplexer With 5 Volt Tolerant Inputs/outputs 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2004 Jan 23
handbook, halfpage
handbook, halfpage
Quad 2-input multiplexer with 5 V
tolerant inputs/outputs; 3-state
11
10
14
13
15
2
3
5
6
1
S
OE
1I0
1I1
2I0
2I1
3I0
3I1
4I0
4I1
Fig.5 Functional diagram.
11
10
14
13
2
3
5
6
SELECTOR
Fig.3 Logic symbol.
1I0
1I1
2I0
2I1
3I0
3I1
4I0
4I1
S
1
OE
15
1Y
2Y
3Y
4Y
OUTPUTS
MNA865
PLEXER
3-STATE
MULTI-
12
4
7
9
MNA868
1Y
2Y
3Y
4Y 12
4
7
9
5
handbook, halfpage
handbook, halfpage
1I1
1I0
2I1
2I0
3I1
3I0
4I1
4I0
OE
S
Fig.4 Logic symbol (IEEE/IEC).
10
14
13
15
11
Fig.6 Logic diagram.
2
3
5
6
1
EN
G1
1
1
MUX
MNA866
Product specification
74LVC257A
12
4
7
9
MNA867
1Y
2Y
3Y
4Y