74LVC169DB 查看數據表（PDF） - NXP Semiconductors.

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74LVC169DB

Presettable synchronous 4-bit up/down binary counter

NXP Semiconductors. 

NXP Semiconductors

12. Application information

74LVC169

Presettable synchronous 4-bit up/down binary counter

CP

U/D

PE

D0 D1 D2 D3

PE

U/D

CP

CEP

TC

CET

Q0 Q1 Q2 Q3

D0 D1 D2 D3

PE

U/D

CP

CEP

TC

CET

Q0 Q1 Q2 Q3

least significant

4-bit counter

Fig 14. Synchronous multistage counting scheme

D0 D1 D2 D3

PE

U/D

CP

CEP

TC

CET

Q0 Q1 Q2 Q3

D0 D1 D2 D3

PE

U/D

CP

TC

CEP

CET

Q0 Q1 Q2 Q3

most significant

4-bit counter

001aaa650

74LVC169

Product data sheet

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

Rev. 6 — 29 November 2012

© NXP B.V. 2012. All rights reserved.

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