74HC590 查看數據表（PDF） - NXP Semiconductors.

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74HC590

8-bit binary counter with output register; 3-state

NXP Semiconductors. 

NXP Semiconductors

CPC

CPR

MRC

CE

OE

Q0

Q1

Q2

Q3

Q4

Q5

Q6

Q7

RCO

count

Fig 8. Typical timing sequence

74HC590

8-bit binary counter with output register; 3-state

inhibit

counter clear

high-impedance

OFF-state

001aac548

74HC590_2

Product data sheet

Rev. 02 — 28 April 2009

© NXP B.V. 2009. All rights reserved.

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