74HC1G14 Просмотр технического описания (PDF) - NXP Semiconductors.

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производитель

74HC1G14

Inverting Schmitt trigger

NXP Semiconductors. 

Nexperia

13. Waveforms

74HC1G14; 74HCT1G14

Inverting Schmitt trigger

A input

Y output

VM

tPHL

VM

Measurement points are given in Table 9.

Fig 5. The input (A) to output (Y) propagation delays

Table 9. Measurement points

Type number

Input

VI

74HC1G14

GND to VCC

74HCT1G14

GND to 3.0 V

VM

0.5  VCC

1.5 V

tPLH

mna033

Output

VM

0.5  VCC

0.5  VCC

PULSE

VI

GENERATOR

VCC

VO

DUT

RT

CL

50 pF

mna034

Test data is given in Table 8. Definitions for test circuit:

CL = Load capacitance including jig and probe capacitance.

RT = Termination resistance should be equal to output impedance Zo of the pulse generator.

Fig 6. Load circuitry for switching times

74HC_HCT1G14

Product data sheet

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

Rev. 6 — 27 December 2012

© Nexperia B.V. 2017. All rights reserved

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