Encyclopedia Entry: 74LVX273M

Product Overview

Category

The 74LVX273M belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This IC is primarily used for storing and manipulating digital data in electronic circuits. It serves as a D-type flip-flop, capable of storing a single bit of information.

Characteristics

• Low-voltage operation: The 74LVX273M operates at low voltage levels, typically between 2V and 5.5V.
• High-speed performance: It offers fast switching times, making it suitable for applications requiring quick data storage and retrieval.
• Multiple inputs and outputs: The IC features eight input pins and eight output pins, allowing for versatile data manipulation.
• Edge-triggered design: The flip-flop responds to changes in the clock signal's rising or falling edge, ensuring accurate data capture.

Package and Quantity

The 74LVX273M is available in a standard 20-pin small-outline package (SOP). It is commonly sold in reels containing multiple units, with each reel typically containing 250 ICs.

Specifications

• Supply Voltage Range: 2V 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: 100 MHz
• Propagation Delay: 6 ns (typical)

Pin Configuration

The pin configuration of the 74LVX273M is as follows:

+---+--+---+ D0 --|1 +--+ 20|-- Vcc D1 --|2 19|-- Q7 D2 --|3 18|-- Q6 D3 --|4 17|-- Q5 D4 --|5 74LVX273M 16|-- Q4 D5 --|6 15|-- Q3 D6 --|7 14|-- Q2 D7 --|8 13|-- Q1 GND --|9 12|-- Q0 CLK --|10 11|-- CLR +----------+

Functional Features

• Data Storage: The 74LVX273M can store a single bit of data, which remains unchanged until a new value is provided.
• Clock Triggered: The flip-flop responds to changes in the clock signal, capturing the input data and updating the output accordingly.
• Clear Function: The CLR pin allows for resetting the stored data to a known state when activated.
• Multiple Outputs: The IC provides eight output pins, each corresponding to one bit of stored data.

Advantages and Disadvantages

Advantages

• Low-voltage operation enables compatibility with various electronic systems.
• High-speed performance allows for efficient data manipulation.
• Edge-triggered design ensures accurate data capture.
• Compact package size facilitates integration into complex circuits.

Disadvantages

• Limited storage capacity: The 74LVX273M can only store a single bit of data.
• Lack of built-in logic functions: Additional circuitry may be required for more complex operations.

Working Principles

The 74LVX273M operates based on the principles of sequential logic. It utilizes positive-edge triggering, meaning that the stored data is updated only when a rising edge is detected on the clock input. When triggered, the input data is captured and transferred to the output pins, allowing for subsequent processing or storage.

Application Field Plans

The 74LVX273M finds applications in various digital systems, including but not limited to: - Microcontrollers and microprocessors - Data storage devices - Communication systems - Digital signal processing - Control systems

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the 74LVX273M include: - 74HC273: High-speed CMOS logic family with comparable specifications. - CD4013: Dual D-type flip-flop IC with additional features like set and reset inputs. - SN74LS273: Low-power Schottky TTL logic family offering similar functionality.

These alternative models can be considered based on specific project requirements and compatibility with existing circuitry.

In conclusion, the 74LVX273M is a versatile flip-flop IC that provides efficient data storage and manipulation capabilities. Its low-voltage operation, high-speed performance, and compact package make it suitable for various digital applications. However, its limited storage capacity and lack of built-in logic functions should be taken into consideration when selecting this IC for a particular project.