MC74HC589ADTR2

Series:	74HC
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Logic Type:	Shift Register
Output Type:	Tri-State
Number of Elements:	1
Number of Bits per Element:	8
Function:	Parallel or Serial to Serial
Voltage - Supply:	2 V ~ 6 V
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	16-TSSOP
Base Part Number:	74HC589

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Introduction to Logic - Shift Registers

Shift Registers are a type of sequential logic used for memory storage and various digital logic functions. It is a type of electronic device used to store, move and manipulate electronic data signals. Shift registers can be used for a variety of purposes, including data storage and encoding.

Benefits of Using a Shift Register

Shift registers offer many advantages in comparison to other ways of storing and manipulating data. First of all, they are relatively easy to use and understand. Shift registers can store more data than other memory components and can be used in a wide range of applications and systems. They are also extremely fast and efficient at moving, creating, shifting and manipulating data.

MC74HC589ADTR2 Application Field and Working Principle

The MC74HC589ADTR2 is an 8-bit parallel-in/serial-out Shift Register with a clear (reset) feature. It is designed to receive 8-bit parallel data and then shift the data out serially in bit-by-bit manner. The MC74HC589ADTR2 is mainly used in systems which require data to be shifted or stored. Additionally, they can also be used for encoding, decoding and data acquisition amongst other applications.The MC74HC589ADTR2 has a VCC pin which is the power supply pin and it should be connected between 4.5V and 7.5V. Additionally, the MC74HC589ADTR2 also has both an enable and a reset pin. The enable pin (EN) must be high for the shift register to work properly. The reset pin (R\) is an active low pin, if a low signal is applied, then the shift register will be reset and all flip-flops in the register will be cleared.The MC74HC589ADTR2 operates as a Serial-in/Parallel-out register, meaning that it first stores the data serially and then it outputs the data in a parallel manner. The working principle is that the data is first applied to the Data Input (DI) pin. This data is then stored in the first flip-flop. It is then transferred to the second flip-flop, and so on. This process is repeated until the data has been shifted out of the Shift Register.The clock is used to control the entire process as it is responsible for shifting the data. It should be applied to the clock (CLK) pin. The clock consists of two phases: low phase and high phase. This means that each time the clock changes from low phase to high phase, a positive edge, the data will be shifted to the next flip-flop in the register.The output of the MC74HC589ADTR2 is connected to the Data Output (DO) pin. This is where the serial data is shifted out of the Shift Register and can be used by other components or systems.

Conclusion

The MC74HC589ADTR2 is a popular shift register used in many different applications and systems. These Shift Registers help store, move, encode and manipulate electronic data signals. This makes them incredibly useful for a variety of data manipulation tasks. By understanding the working principle of the MC74HC589ADTR2 and its features, users can harness its tremendous power for their own tasks.

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