HD74HC192 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HD74HC192

Synchronous Up/Down Decade Counter (Dual Clock Line) Synchronous Up/Donw 4-bit Binary Counter (Dual Clock Line)

Hitachi -> Renesas Electronics 

Logic Diagram

HD74HC192

Count

Down

Count

Up

Data A

Data B

Data C

Data D

Load

Clear

HD74HC192/HD74HC193

CK CK

R

S

Q

Q

CK CK

R

S

Q

Q

CK CK

R

S

Q

Q

CK CK

R

S

Q

Q

Borrow

Carry

QA

QB

QC

QD

3

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