74AHC257 Просмотр технического описания (PDF) - NXP Semiconductors.

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74AHC257

Quad 2-input multiplexer; 3-state

NXP Semiconductors. 

Nexperia

74AHC257; 74AHCT257

Quad 2-input multiplexer; 3-state

3. Ordering information

Table 1. Ordering information

Type number Package

Temperature range Name

74AHC257

74AHC257D

−40 °C to +125 °C SO16

74AHC257PW −40 °C to +125 °C TSSOP16

74AHCT257

74AHCT257D

−40 °C to +125 °C SO16

74AHCT257PW −40 °C to +125 °C TSSOP16

Description

plastic small outline package; 16 leads;

body width 3.9 mm

plastic thin shrink small outline package; 16 leads;

body width 4.4 mm

plastic small outline package; 16 leads;

body width 3.9 mm

plastic thin shrink small outline package; 16 leads;

body width 4.4 mm

Version

SOT109-1

SOT403-1

SOT109-1

SOT403-1

4. Functional diagram

1S

23

1I0 1I1

56

2I0 2I1

11 10

3I0 3I1

14 13

4I0 4I1

SELECTOR

15 OE

Fig 1. Functional diagram

3-STATE MULTIPLEXER OUTPUTS

1Y

2Y

3Y

4Y

4

7

9

12

mgr280

74AHC_AHCT257_2

Product data sheet

Rev. 02 — 9 May 2008

© Nexperia B.V. 2017. All rights reserved

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