74HC4040PW-Q100 查看數據表（PDF） - NXP Semiconductors.

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74HC4040PW-Q100

12-stage binary ripple counter

NXP Semiconductors. 

Nexperia

74HC4040-Q100; 74HCT4040-Q100

12-stage binary ripple counter

7. Functional description

7.1 Function table

Table 3. Function table

Input

CP

MR



L



L

X

H

Output

Q0 to Q11

no change

count

L

[1] H = HIGH voltage level; L = LOW voltage level; X = don’t care;  = LOW-to-HIGH clock transition;  = HIGH-to-LOW clock transition.

7.2 Timing diagram

CP input

MR input

Q0

Q1

Q2

Q3

Q4

Q5

Q6

Q7

Q8

Q9

Q10

Q11

Fig 7. Timing diagram

1 2 4 8 16 32 64 128 256 512 1024 2048 4096

001aad587

74HC_HCT4040_Q100

Product data sheet

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

Rev. 1 — 24 March 2014

© Nexperia B.V. 2017. All rights reserved

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