Encyclopedia Entry: 74VHC164FT

Product Overview

Category

The 74VHC164FT belongs to the category of integrated circuits (ICs) and specifically falls under the family of shift registers.

Use

This IC is commonly used for serial-to-parallel data conversion in various digital applications. It allows for efficient data transfer and storage, making it suitable for use in microcontrollers, communication systems, and other electronic devices.

Characteristics

• High-speed operation: The 74VHC164FT offers fast data processing capabilities, enabling quick data transfer and manipulation.
• Low power consumption: This IC is designed to operate efficiently with minimal power requirements, making it suitable for battery-powered devices.
• Wide voltage range: It can operate within a wide voltage range, typically between 2V and 5.5V, providing flexibility in different electronic systems.
• Compact package: The 74VHC164FT is available in a small-sized package, allowing for space-saving integration into electronic circuit boards.

Package and Quantity

The 74VHC164FT is commonly packaged in a small outline transistor (SOT) package, which ensures easy handling and compatibility with standard manufacturing processes. It is typically supplied in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply Voltage Range: 2V to 5.5V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100 MHz
• Number of Shift Register Stages: 8
• Output Current: ±6 mA

Pin Configuration

The 74VHC164FT features a 14-pin configuration, as follows:

┌───┬───┬───┬───┬───┬───┬───┬───┐ Q0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | └───┴───┴───┴───┴───┴───┴───┴───┘ GND | 9 14 | VCC └───────────────────────┘

Functional Features

The 74VHC164FT offers the following functional features:

• Serial-to-parallel conversion: It can convert a serial input data stream into parallel output data, allowing for efficient data processing.
• Shift register operation: The IC sequentially shifts the input data through its stages, providing synchronized outputs.
• Asynchronous clear input: It includes a clear input that allows for resetting the shift register to its initial state.

Advantages and Disadvantages

Advantages

• High-speed operation enables rapid data transfer.
• Low power consumption makes it suitable for battery-powered devices.
• Wide voltage range provides flexibility in various electronic systems.
• Compact package allows for space-saving integration.

Disadvantages

• Limited number of shift register stages (8 in this case).
• Requires external clock signal for proper operation.

Working Principles

The 74VHC164FT operates based on the principle of sequential logic. It utilizes a clock signal to shift the input data through its stages. The serial input data is transferred bit by bit, with each clock pulse causing the data to move one stage forward. The parallel outputs reflect the current state of the shift register.

Application Field Plans

The 74VHC164FT finds applications in various fields, including:

1. Microcontrollers: It can be used for interfacing microcontrollers with external devices, enabling efficient data transfer.
2. Communication Systems: This IC facilitates data transmission and reception in communication systems, ensuring accurate and synchronized data handling.
3. Display Systems: It can be employed in display systems to control the output of multiple LEDs or segments.

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the 74VHC164FT include:

1. SN74HC164N by Texas Instruments
2. CD74HC164E by Texas Instruments
3. MC74HC164AN by ON Semiconductor

These alternatives offer comparable features and can be considered based on specific project requirements.

In conclusion, the 74VHC164FT is a high-speed shift register IC commonly used for serial-to-parallel data conversion. Its compact size, low power consumption, and wide voltage range make it suitable for various digital applications. While it has limitations in terms of the number of stages and external clock requirement, its advantages outweigh these disadvantages. With its working principles and application field plans, it serves as a reliable component in electronic systems.