74HC4040 Просмотр технического описания (PDF) - NXP Semiconductors.

Номер в каталоге

Компоненты Описание

Список матч

74HC4040

12-stage binary ripple counter

NXP Semiconductors. 

NXP Semiconductors

74HC4040; 74HCT4040

12-stage binary ripple counter

VI 90 %

negative

pulse

GND

VI

positive

pulse

10 %

GND

VM

10 %

tf

tr

90 %

VM

VI

G

RT

tW

tW

VCC

DUT

VM

tr

tf

VM

VO

CL

001aah768

Fig 9.

Test data is given in Table 8.

Definitions test circuit:

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

CL = load capacitance including jig and probe capacitance.

Test circuit for measuring switching times

Table 8. Test data

Type

74HC4040

74HCT4040

Input

VI

VCC

3.0 V

tr, tf

6.0 ns

6.0 ns

Load

CL

15 pF, 50 pF

15 pF, 50 pF

Test

tPLH, tPHL

tPLH, tPHL

74HC_HCT4040

Product data sheet

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

Rev. 4 — 20 March 2014

© NXP Semiconductors N.V. 2014. All rights reserved.

11 of 20

Share Link: