74LV595N 查看數據表（PDF） - NXP Semiconductors.

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74LV595N

8-bit serial-in/serial-out or parallel-out shift register; 3-state

NXP Semiconductors. 

NXP Semiconductors

74LV595

8-bit serial-in/serial-out or parallel-out shift register; 3-state

DS

SHCP

MR

STCP

OE

STAGE 0

DQ

FF0

CP

R

STAGES 1 TO 6

D

Q

STAGE 7

DQ

FF7

CP

R

DQ

LATCH

CP

DQ

LATCH

CP

Q7S

Fig 4. Logic diagram

SHCP

DS

STCP

MR

OE

Q0

Q1

Q6

Q7

Q7S

Fig 5. Timing diagram

Q0

Q1 Q2 Q3 Q4 Q5 Q6

mna555

Q7

Z-state

Z-state

Z-state

Z-state

mna556

74LV595_3

Product data sheet

Rev. 03 — 21 April 2009

© NXP B.V. 2009. All rights reserved.

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