TC74LCX138F_12 datasheet(2/11 Pages) TOSHIBA

Part #	TC74LCX138F

Description	Low-Voltage 3-to-8 Line Decoder with 5-V Tolerant Inputs and Outputs

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Manufacturer	TOSHIBA [Toshiba Semiconductor]

Direct Link	http://www.semicon.toshiba.co.jp/eng

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2 / 11 page

TC74LCX138F/FT/FK

2012-02-29

2

Pin Assignment (top view)

IEC Logic Symbol

Truth Table

Inputs

Outputs

Enable

Select

G1

A

2

G

B

2

G

C

B

A

0

Y

1

Y

2

Y

3

Y

4

Y

5

Y

6

Y

7

Y

Selected Output

L

X

H

None

X

H

X

H

None

X

H

X

H

None

H

L

H

0

Y

H

L

H

L

H

1

Y

H

L

H

L

H

L

H

2

Y

H

L

H

L

H

3

Y

H

L

H

L

H

L

H

4

Y

H

L

H

L

H

L

H

5

Y

H

L

H

L

H

L

H

6

Y

H

L

H

L

7

Y

X: Don’t care

VCC

16

0

Y

1

Y

2

Y

3

Y

4

Y

15

14

13

12

11

10

A

1

2

3

4

5

6

7

B

C

A

2

G

B

2

G

G1

7

Y

5

Y

8

GND

9

6

Y

1

EN

0

3

2

5

4

7

6

B

A

C

G1

A

2

G

(14)

(15)

(12)

(13)

(10)

(11)

(7)

(9)

(1)

(3)

(2)

(6)

(5)

(4)

2

1

4

&

Bin/Oct

1

Y

3

Y

5

Y

6

Y

0

Y

B

2

G

2

Y

4

Y

7

Y

0

G

7

1

0

3

2

5

4

7

6

B

A

C

G1

A

2

G

(14)

(15)

(12)

(13)

(10)

(11)

(7)

(9)

(1)

(3)

(2)

(6)

(5)

(4)

0

2

&

Dmux

1

Y

3

Y

5

Y

6

Y

0

Y

B

2

G

2

Y

7

Y

4

Y

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Similar Description - TC74LCX138F_12

Manufacturer	Part #	Datasheet	Description
Toshiba Semiconductor	TC7MZ138FK	192Kb / 8P	Low Voltage 3-to-8 Line Decoder with 5 V Tolerant Inputs and Outputs
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TC74LCX138F Datasheet(PDF) 2 Page - Toshiba Semiconductor

TC74LCX138F Datasheet(HTML) 2 Page - Toshiba Semiconductor

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