SN74ALS161BDRE4

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The SN74ALS161BDRE4 is a 4-bit Synchronous Binary Counter manufactured by Texas Instruments. It is a high-speed counter that functions as a quaternary asynchronous up/down binary counter within a single monolithic integrated circuit. It is part of the ALS family of CMOS logic devices that are designed for high-speed application in both commercial and military applications. The SN74ALS161BDRE4 is a cost-effective, reliable, and easy-to-use device that is suitable for use in various applications. It features low-power operation and has high-speed capabilities to provide users with a cost-effective solution to their counting needs. With these features, this device is widely used in counting and timing applications, such as frequency dividers, PLLs, modulator/demodulators, communication and automotive systems, where power conservation is a major concern. Furthermore, the SN74ALS161BDRE4 has been used in resource sharing, such as computers, automotive control systems, Digital Signal Processors, embedded control systems and military systems.

The SN74ALS161BDRE4 is a high-speed synchronous binary counter with an asynchronous up/down counter mode. It contains four synchronous counter stages that can operate in either a single upward count mode (as an asynchronous down counter) or a two-direction count mode (as an asynchronous up/down counter). It operates at high-speed with very low voltage levels, making it ideal for use in low-voltage applications. This counter operates synchronously with a clock input (CLK) and is reset using a reset input (RESET). It allows the user to select between the two counting modes using a Mode (M1) input. The SN74ALS161BDRE4 also has an asynchronous resetting feature that allows it to be reset at any time using an asynchronous reset (RES).

In addition, the SN74ALS161BDRE4 is equipped with an active low data enable (DE) input that enables the user to hold or pre-load the data. The data can be pre-loaded into the counter stages by making the DE active low and keeping the RESET active high, thus allowing the loaded data to enter the counter’s flip-flop stages. The SN74ALS161BDRE4 also contains a count enable (CE) input that may be used to stop the counter from counting in either the up or down direction. It also has an overflow detect (OD) output that shows if the maximum/minimum count has been reached.

The SN74ALS161BDRE4 comes in a 16-pin small outline integrated circuit (SOIC) package. It is available in both high-speed and low-power versions. It is an attractive choice for applications in which power consumption is an issue because it has significant power consumption reduction compared to traditional counters. It also has a built-in self-test feature that provides a diagnostic check of the device’s power distribution and performance levels.

The SN74ALS161BDRE4 is a versatile, cost-effective alternative to conventional high-speed binary counters. This device is well suited for use in a wide range of logic and timing applications, such as frequency dividers, PLLs, modulator/demodulators, automotive systems, embedded control systems, and more. It provides users with a cost-effective and reliable solution to their counting needs. Furthermore, its low power consumption makes it an attractive choice for applications in which power conservation is an important factor.

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