SN74HC166PWG4

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Logic devices are an important component of modern digital systems, and shift registers are a type of logic device used to move data from one point to another in a digital system. SN74HC166PWG4 is a 4-bit parallel-out serial shift register manufactured by Texas Instruments and is classified as a logic-shift register. This register has multiple applications in a wide range of digital systems.

The SN74HC166PWG4 is built with a silicon-gate CMOS process and has an operating temperature range of -40°C to +85°C. This device features an 8-bit input serial data register, a 4-bit output parallel register, clock signal and power-on reset (POR) input. It also has three selectable positive edge-triggered clock modes, a typical propagation delay of 9.2ns and a maximum data rate of 13MHz. The device can accept any clock signal compatible with its input voltage range of 2.0-5.5V DC.

The SN74HC166PWG4 works by receiving one bit of data on each clock cycle and shifting it through the register. At each clock rising edge, a new bit of data enters the first stage of the register, while each bit in the register is shifted to the next stage in sequence. The last bit of the register is shifted out of the register and provides the output. This process can be repeated continuously to provide the desired data output. The device also features an asynchronous reset function to reset the register and clear the data when it is not in use. This reset is active when the POR signal is active.

The SN74HC166PWG4 is a flexible and powerful device, with a wide range of application fields. It has been successfully used in data transmission, multiplexing/demultiplexing, timing and clock generation, bit selection, digital to analog conversion and pattern recognition. The device is also used in automotive and industrial applications, such as display and numerical data processing, electronic control systems, measurement and control devices and electronic data acquisition systems.

The SN74HC166PWG4 shift register has a wide range of applications and is an ideal choice for digital systems. It is easy to interface and offers fast data transmission with low power consumption and high reliability. With its versatile input and output options and wide operating temperature range, the SN74HC166PWG4 makes it an ideal choice for many embedded digital applications.

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