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74163 Datasheet Synchronous Presettable Binary Counter

Manufacturer: Fairchild (now onsemi)

Overview: 74AC163 • 74ACT163 Synchronous Presettable Binary Counter November 1988 Revised February 2000 74AC163 • 74ACT163 Synchronous Presettable Binary.

General Description

The AC/ACT163 are high-speed synchronous modulo-16 binary counters.

They are synchronously presettable for application in programmable dividers and have two types of Count Enable inputs plus a Terminal Count output for versatility in forming synchronous multistage counters.

The AC/ACT163 has a Synchronous Reset input that overrides counting and parallel loading and allows the outputs to be simultaneously reset on the rising edge of the clock.

Key Features

  • s ICC reduced by 50% s Synchronous counting and loading s High-speed synchronous expansion s Typical count rate of 125 MHz s Outputs source/sink 24 mA s ACT163 has TTL-compatible inputs Ordering Code: Order Number 74AC163SC 74AC163SJ 74AC163MTC 74AC163PC 74ACT163SC 74ACT163SJ 74ACT163MTC 74ACT163PC Package Number M16A M16D MTC16 N16E M16A M16D MTC16 N16E Package.

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