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74HC251PW

8-input multiplexer; 3-state

NXP Semiconductors. 

Nexperia

74HC251; 74HCT251

8-input multiplexer; 3-state

9,

2(LQSXW

*1'

9&&

RXWSXW

/2:WR2))

2))WR/2:

92/

92+

RXWSXW

+,*+WR2))

2))WR+,*+

*1'

90

W3/=

W3=/

W3+=





90

W3=+

90

RXWSXWV

HQDEOHG

RXWSXWV

GLVDEOHG

RXWSXWV

HQDEOHG

DDH

Fig 8.

Measurement points are given in Table 8.

VOL and VOH are typical voltage output levels that occur with the output load.

Enable and disable times

Table 8. Measurement points

Type

74HC251

74HCT251

Input

VM

0.5VCC

1.3 V

Output

VM

0.5VCC

1.3 V

74HC_HCT251

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 4 — 1 February 2016

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