Arithmetic Logic Functions | MC74AC161

同步可预置二进制计数器

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MC74AC161/74ACT161 和 MC74AC163/74ACT163 为高速同步 模数-16 二进制计数器。它们可进行同步预置，用于可编程分频器中的应用， 具有两种计数启用输入和一个端接计数输出，从而在形成的同步多级计数器中实现 多功能性。 MC74AC161/74ACT161 具有一个异步主重置输入， 可超控所有其他输入并强制输出处于低电平。MC74AC163/ 74ACT163 具有一个同步重置输入，可超控计数和并行负载 ，让输出能够在时钟的上升边同步重置。

  • Synchronous Counting and Loading
  • High-Speed Synchronous Expansion
  • Typical Count Rate of 125 MHz
  • Outputs Source/Sink 24 mA
  • ACT161 and ACT163 Have TTL Compatible Inputs
  • These devices are available in Pb-free package(s). Specifications herein apply to both standard and Pb-free devices. Please see our website at www.onsemi.com for specific Pb-free orderable part numbers, or contact your local ON Semiconductor sales office or representative.

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MC74AC161DG

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Pb

A

H

P

SOIC-16

751B-05

1

260

TUBE

48

N

Counter

2

6

9.5

0.35

24

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MC74AC161DR2G

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Last Shipments

CAD Model

Pb

A

H

P

SOIC-16

751B-05

1

260

REEL

2500

N

Counter

2

6

9.5

0.35

24

Price N/A

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