1

2

7

6

G

A/B

B

A

5

Y

Y

3

SN74LVC2G157

SCES207M – APRIL 1999 – REVISED JUNE 2015

www.ti.com

8 Detailed Description

8.1 Overview

The SN74LVC2G157 device features a common strobe (G) input. When the strobe is high, Y is low and Y is

high. When the strobe is low, a single bit is selected from one of two sources and is routed to the outputs. The

device provides true and complementary data.

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

8.2 Functional Block Diagram

8.3 Feature Description

0.

8.4 Device Functional Modes

Table 1 lists the functional modes for SN74LVC2G157.

Table 1. Function Table

INPUTS

OUTPUTS

G

A/B

A

B

Y

Y

H

X

X

X

L

H

L

L

L

X

L

H

L

L

H

X

H

L

L

H

X

L

L

H

L

H

X

H

H

L

8

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