74HCT157BQ 查看數據表（PDF） - NXP Semiconductors.

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74HCT157BQ

Quad 2-input multiplexer

NXP Semiconductors. 

NXP Semiconductors

74HC157; 74HCT157

Quad 2-input multiplexer

VCC

E input

GND

VOH

nY output

VOL

VM

t PHL

VM

t PLH

mna485

Measurement points are given in Table 8.

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

Fig 8. Propagation delay input (E) to output (nY)

Table 8. Measurement points

Type

74HC157

74HCT157

Input

VM

0.5VCC

1.3 V

Output

VM

0.5VCC

1.3 V

74HC_HCT157

Product data sheet

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

Rev. 3 — 31 December 2010

© NXP B.V. 2010. All rights reserved.

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