MC74HC161A View Datasheet(PDF) - ON Semiconductor

Part Name

Description

MFG CO.

MC74HC161A

Presettable Counters

ON Semiconductor 

MC74HC161A, MC74HC163A

TYPICAL APPLICATIONS VARYING THE MODULUS

HC163A

OTHER Q0

INPUTS

Q1

Q2

Q3

OPTIONAL BUFFER

FOR NOISE REJECTION

OUTPUT

RESET

HC163A

OTHER Q0

INPUTS

Q1

Q2

Q3

RESET

OPTIONAL BUFFER

FOR NOISE REJECTION

OUTPUT

Figure 16. Modulo–5 Counter

Figure 17. Modulo–11 Counter

The HC163A facilitates designing counters of any modulus with minimal external logic. The output is glitch–free due to

the synchronous Reset.

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