74LVTH244AD Просмотр технического описания (PDF) - Nexperia B.V. All rights reserved

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74LVTH244AD

3.3 V octal buffer/line driver; 3-state

Nexperia B.V. All rights reserved 

Nexperia

74LVT244A; 74LVTH244A

3.3 V octal buffer/line driver; 3-state

10.1 Waveforms and test circuit

VI

nAn input

VM

VM

GND

VOH

tPLH

tPHL

nYn output

VM

VM

VOL

mna171

Measurement points are given in Table 8.

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

Figure 6. Input (nAn) to output (nYn) propagation delays

VI

nOE input

VM

GND

tPZL

tPLZ

3.0 V

nYn output

VOL

VOH

nYn output

VM

t PZH

VM

VX

t PHZ

VY

0V

001aae464

Measurement points are given in Table 8.

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

Figure 7. 3-state output enable and disable times

Table 8. Measurement points

Input

Output

VM

1.5 V

VM

1.5 V

VX

VOL + 0.3 V

VY

VOH - 0.3 V

74LVT_LVTH244A

Product data sheet

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

Rev. 5 — 16 August 2017

© Nexperia B.V. 2017. All rights reserved.

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