SN74LV166AD

Product Overview

Category

SN74LV166AD belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as a parallel-in, serial-out shift register.

Characteristics

• Low-voltage operation: SN74LV166AD operates at low voltage levels, typically between 2.7V and 5.5V.
• High-speed performance: It offers fast data transfer rates, making it suitable for applications requiring quick data processing.
• Compact package: The IC is available in a small-sized package, allowing for space-efficient designs.
• Wide temperature range: SN74LV166AD can operate reliably across a wide temperature range, typically from -40°C to 85°C.

Package and Quantity

SN74LV166AD is packaged in a standard 16-pin SOIC (Small Outline Integrated Circuit) package. It is commonly available in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to 85°C
• Maximum Clock Frequency: 50 MHz
• Number of Input/Output Pins: 16

Pin Configuration

The pin configuration of SN74LV166AD is as follows:

__ __ |1 \/ 16| A0|2 15|QH' A1|3 14|QH A2|4 13|SER A3|5 12|CLK A4|6 11|GND A5|7 10|D7 A6|8 9|D0 |_________|

Functional Features

• Parallel-in, serial-out operation: SN74LV166AD allows parallel data to be loaded into the shift register and then shifted out serially.
• Asynchronous clear input: The IC includes a clear input that resets the shift register to its initial state.
• Serial data output: It provides two serial outputs, QH and QH', for cascading multiple shift registers.

Advantages and Disadvantages

Advantages

• Low-voltage operation enables compatibility with various systems.
• High-speed performance allows for quick data processing.
• Compact package facilitates space-efficient designs.
• Wide temperature range ensures reliable operation in different environments.

Disadvantages

• Limited number of input/output pins restricts the complexity of applications.
• Lack of built-in error detection or correction mechanisms may require additional circuitry for certain applications.

Working Principles

SN74LV166AD operates based on the principle of shifting data through a series of flip-flops. When the clock signal is applied, the parallel data is loaded into the shift register. Subsequently, each clock pulse shifts the data one position to the right, allowing it to be read out serially.

Detailed Application Field Plans

SN74LV166AD finds applications in various fields, including:

1. Data communication systems: It can be used for serial-to-parallel or parallel-to-serial data conversion in communication protocols.
2. Industrial automation: The IC can be employed in control systems that require efficient data handling and manipulation.
3. Consumer electronics: It can be utilized in devices such as digital cameras, printers, and audio/video equipment for data processing tasks.
4. Automotive electronics: SN74LV166AD can be integrated into automotive systems for functions like sensor data acquisition and transmission.

Detailed and Complete Alternative Models

Some alternative models to SN74LV166AD include:

1. 74HC166: This IC offers similar functionality but operates at a higher voltage range.
2. CD4015: It is a dual 4-bit static shift register that can be cascaded to achieve larger data storage capacity.
3. SN74HC595: This IC is a parallel-in, serial-out shift register with additional output latches.

These alternative models provide similar functionalities and can be chosen based on specific project requirements.

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