DM74ALS165MX

Series:	74ALS
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Logic Type:	Shift Register
Output Type:	Complementary
Number of Elements:	1
Number of Bits per Element:	8
Function:	Parallel or Serial to Serial
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	0°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	16-SOIC
Base Part Number:	74ALS165

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DM74ALS165MX application field and working principle are very important in logic circuits. It is used in various applications such as digital circuitry, memory address decoding, multiplexers/demultiplexers and digital-to-analog converters.DM74ALS165MX is a 4-bit shift register with serial data input and parallel data output. It is a Logic-Shift Registers which is a device that allows data to be input one bit at a time and shifted into one register, then the data output can be obtained serially one bit at a time or parallelly four bits at a time.The working principle of DM74ALS165MX is simple. The four-bit parallel data that is loaded into the register, which consists of two 16 stage shift registers, is shifted one bit at a time either on the right or left when a clock pulse is fired. And the corresponding outputs will shift one place for each clock pulse, thus making it possible to have four-bit parallel output with the same data.DM74ALS165MX is widely used in digital memory systems such as EPROM, PROM, and RAM. It is used for address decoding in several ROM types. It is even used in parallel data communication systems. DM74ALS165MX is also useful in combinations with other devices like gates, latches, registers, and flipflops.Apart from its major role in digital memory systems, DM74ALS165MX can also be used to control multiplexers, programmable logic arrays and general logic circuits. As it is possible to monitor the register’s status, effects and transitions can be traced exactly. For industrial, telecommunication and medical electronic products, DM74ALS165MX is an ideal component to build a reliable device. As a 4-bit shift register, the data transmission rate of DM74ALS165MX is very fast. This makes it quite useful for handling data in high-speed digital systems such as single-chip microprocessors.In practical applications, DM74ALS165MX can be used in many logic circuits. It is basically used in systems which need long, specific information sequences and high transmission rates. In addition, DM74ALS165MX can perform data heading and verification, parallel to serial conversion and serial to parallel conversion. It is an ideal device to quickly transfer, sample or point out data.To sum up, DM74ALS165MX is commonly used in a variety of applications and is particularly useful in those involving the shifting of data. Its four-bit parallel and serial data ports allow it to become part of a variety of applications such as digital memory systems, data transfer, logic circuits and address decoding. Therefore, DM74ALS165MX is an essential component for reliable and high-speed logic circuits.

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