74HC193D 데이터 시트보기 (PDF) - NXP Semiconductors.

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74HC193D

Presettable synchronous 4-bit binary up/down counter

NXP Semiconductors. 

NXP Semiconductors

12. Application information

74HC193; 74HCT193

Presettable synchronous 4-bit binary up/down counter

data input

up clock

down clock

asynchronous

parallel load

reset

D0 D1 D2 D3

CPU

TCU

CPD IC1 TCD

PL

MR

Q0 Q1 Q2 Q3

D0 D1 D2 D3

CPU

TCU

CPD IC2 TCD

PL

MR

Q0 Q1 Q2 Q3

carry

borrow

data output

001aag420

Fig 17. Application for cascaded up/down counter with parallel load

74HC_HCT193

Product data sheet

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

Rev. 4 — 24 June 2013

© NXP B.V. 2013. All rights reserved.

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