74LV4040 Просмотр технического описания (PDF) - Philips Electronics

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Компоненты Описание

производитель

74LV4040

12-stage binary ripple counter

Philips Electronics 

Philips Semiconductors

12-stage binary ripple counter

Product specification

74LV4040

CP INPUT

MR INPUT

Q0 OUTPUT

Q1 OUTPUT

Q2 OUTPUT

Q3 OUTPUT

Q4 OUTPUT

Q5 OUTPUT

Q6 OUTPUT

Q7 OUTPUT

Q8 OUTPUT

Q9 OUTPUT

Q10 OUTPUT

Q11 OUTPUT

FUNCTION TABLE

INPUTS

CP

MR

°

L

±

L

X

H

NOTES:

H = HIGH voltage level

L = LOW voltage level

X = Don’t care

° = LOW -to-HIGH clock transition

± = HIGH-to-LOW clock transition

1

2

4

8

16 32

64 128 256 512 1.024 2.048 4.096

Figure 6. Timing diagram

OUTPUTS

Q0, Q3 to Q13

no change

count

L

SV00310

1998 Jun 23

4

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