74hct193 NXP Semiconductors, 74hct193 Datasheet - Page 22

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74hct193

Manufacturer Part Number

74hct193

Description

Presettable Synchronous 4-bit Binary Up/down Counter

Manufacturer

NXP Semiconductors

Datasheet

1.74HCT193.pdf (29 pages)

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12. Application information

74HC_HCT193_3

Product data sheet

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

asynchronous

parallel load

down clock

up clock

reset

CPU

CPD

PL

D0 D1 D2 D3

Q0 Q1 Q2 Q3

Rev. 03 — 23 May 2007

IC1

TCU

TCD

Presettable synchronous 4-bit binary up/down counter

MR

data output

data input

CPU

CPD

PL

D0 D1 D2 D3

Q0 Q1 Q2 Q3

IC2

74HC193; 74HCT193

001aag420

TCU

TCD

MR

carry

borrow

© NXP B.V. 2007. All rights reserved.

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