MC74HCT161AN 데이터 시트보기 (PDF) - Motorola => Freescale

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MC74HCT161AN

Presettable Counters

Motorola => Freescale 

Reset (HCT161A)

Reset (HCT163A)

Load

P0

Preset P1

Data

Inputs P2

P3

Clock (HCT161A)

Clock (HCT163A)

Count

Enables

Enable P

Enable T

Q0

Q1

Outputs

Q2

Q3

Ripple Carry Out

(Asynchronous)

(Synchronous)

MC54/74HCT161A MC54/74HCT163A

12 13 14 15 0

1

2

Count

Reset Load

Figure 9. Timing Diagram

Inhibit

High–Speed CMOS Logic Data

7

DL129 — Rev 6

MOTOROLA

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