1999 Sep 02

3

Philips Semiconductors

Product specification

Quad 2-input multiplexer; 3-state; inverting

74HC/HCT258

ORDERING INFORMATION

PIN DESCRIPTION

TYPE NUMBER

PACKAGE

NAME

DESCRIPTION

VERSION

74HC258N;

74HCT258N

DIP16

plastic dual in-line package; 16 leads (300 mil); long body

SOT38-1

74HC258D;

74HCT258D

SO16

plastic small outline package; 16 leads; body width 3.9 mm

SOT109-1

74HC258DB

SSOP16

plastic shrink small outline package; 16 leads; body width 5.3 mm

SOT338-1

PIN NO.

SYMBOL

NAME AND FUNCTION

1

S

common data select input

2, 5, 11 and 14

data inputs from source 0

3, 6, 10 and 13

data inputs from source 1

4, 7, 9 and 12

1Yto4Y

3-state multiplexer outputs

8

GND

ground (0 V)

15

OE

3-state output enable input (active LOW)

16

positive supply voltage

fpage

MGA830

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

258

S

1I0

1Y

2I0

2I1

2Y

GND

1I1

VCC

OE

3I1

4Y

4I0

4I1

3Y

3I0

Fig.1 Pin configuration.

fpage

MGA832

S

OE

1Y

2Y

3Y

4Y

2

3

5

6

14

13

11

10

15

1

4

7

9

12

1I0

1I1

2I0

3I1

4I0

4I1

3I0

2I1

Fig.2 Logic symbol.

fpage

MGA831

4

3

2

5

6

11

10

14

13

1

15

G1

EN

MUX

1

1

7

9

12

Fig.3 IEC logic symbol.