74ACT161SC

Timing:	Synchronous
Base Part Number:	74ACT161
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	4.5V ~ 5.5V
Trigger Type:	Positive Edge
Count Rate:	125MHz
Series:	74ACT
Reset:	Asynchronous
Number of Bits per Element:	4
Number of Elements:	1
Direction:	Up
Logic Type:	Binary Counter
Part Status:	Obsolete
Packaging:	Tube

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Introduction

The 74ACT161SC is an integrated circuit (IC) chip used in logic applications and counters, dividers or frequency measurement. It is a TTL registered counter and can be used in any number of counting, frequency measurement or waveform generation applications. The 74ACT161SC is part of the Texas Instruments 74 series of ICs and is available in 8/16/20 pin dual-in-line packages.

Application Field

The 74ACT161SC integrated circuit can be used in a variety of applications. Some of the most common include: electronic frequency counters, waveform generators, up/down counters, digital puzzlers and logic controllers.In an electronic frequency counter application, the 74ACT161SC is used to count the number of pulses per second from a frequency source. This application provides accurate readings of input frequencies up to several hundred MHz.In a waveform generator application, the 74ACT161SC IC is used to generate waveforms such as sine, square and triangle. This application requires precise timing and can be configured to generate waveforms of a specific frequency.The 74ACT161SC can also be used to generate up/down counters. This application is commonly used where counts between two values or directions are required in a certain period of time. In a digital puzzler application, the 74ACT161SC IC is used to generate random sequences of numbers. This is useful in generating puzzles and games that require an element of unpredictability.Finally, the 74ACT161SC can be used in a logic controller application. This is used in any system designed to generate various logic functions in response to various inputs.

Working Principle

The 74ACT161SC integrated circuit is a TTL registered counter, which is used to count or measure frequency. It is composed of two parts: a counter and a register.The counter part is composed of different types of counters, such as static, ripple and synchronous counters. These counters can be configured to count up or down, depending on the application.The register part is composed of a number of elements that can store a few bits of data. These elements are connected to the counter circuit, and their output is used to keep track of the current count. This allows the count to remain the same even when resetting the counter.When a count is requested, the counter part starts counting in accordance with the input. At the same time, the register part stores the count in its elements. This allows the count to remain the same even when the counter is reset.

Conclusion

The 74ACT161SC integrated circuit chip is an integral part of many logic and counter applications. It can be used in frequency counters, waveform generators, up/down counters, digital puzzlers and logic controllers. The chip works by combining a counter and register parts to store and keep track of the current count. This allows the count to remain the same even when resetting the counter.

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