MC54HC160A 데이터 시트보기 (PDF) - Motorola => Freescale

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MC54HC160A

Presettable Counters High−Performance Silicon−Gate CMOS

Motorola => Freescale 

MC54/74HC160A MC54/74HC162A

HC160A, HC162A TIMING DIAGRAM

Sequence illustrated in waveforms:

1. Reset outputs to zero.

2. Preset to BCD seven.

3. Count to eight, nine, zero, one, two, and three.

4. Inhibit.

RESET (HC160A)

RESET (HC162A)

LOAD

(ASYNCHRONOUS)

(SYNCHRONOUS)

P0

PRESET P1

DATA

INPUTS P2

P3

CLOCK

(HC160A)

CLOCK

(HC162A)

COUNT

ENABLES

ENABLE P

ENABLE T

Q0

Q1

OUTPUTS

Q2

Q3

RIPPLE

CARRY

OUT

7 89 0 1 2

3

COUNT

RESET LOAD

INHIBIT

High–Speed CMOS Logic Data

9

DL129 — Rev 6

MOTOROLA

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