Select

Inputs

Data

Outputs

A

1

B

2

Y3

3

Y2

5

Y1

6

Y0

7

SN74LVC1G139

www.ti.com

SCES602D – AUGUST 2004 – REVISED AUGUST 2015

8 Detailed Description

8.1 Overview

The LVC1G139 decodes the 2-bit input to one of the four outputs. The B input is the most significant bit and the

Y outputs are active low. The propagation delays are very short and well matched (see Figure 1). Supply voltage

from 1.65-V to 5.5-V is supported.

8.2 Functional Block Diagram

8.3 Feature Description

NanoStar and NanoFree package technology is a major breakthrough in IC packaging concepts, using the die as

the package.

preventing damaging current backflow through the device when it is powered down.

8.4 Device Functional Modes

Table 1 lists the functional modes of the SN74LVC1G139.

Table 1. Function Table

INPUTS

OUTPUTS

B

A

L

L

L

H

H

H

L

H

H

L

H

H

H

L

H

H

L

H

H

H

H

H

H

L

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