Encyclopedia Entry: 74LVT374WM

Product Overview

Category

The 74LVT374WM belongs to the category of integrated circuits (ICs), specifically a type of flip-flop latch.

Use

This IC is commonly used in digital electronic systems for data storage and transfer. It serves as a transparent latch with eight D-type flip-flops, allowing for efficient data manipulation.

Characteristics

• High-speed operation: The 74LVT374WM operates at a high clock frequency, enabling rapid data processing.
• Low power consumption: This IC is designed to minimize power usage, making it suitable for battery-powered devices.
• Wide voltage range: It can operate within a broad voltage range, providing flexibility in various applications.
• Compatibility: The 74LVT374WM is compatible with both TTL and CMOS logic levels, ensuring seamless integration into different systems.

Package and Quantity

The 74LVT374WM is available in a small-outline integrated circuit (SOIC) package. Each package contains one IC.

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• High-Level Input Voltage: 2.0V (minimum), 3.85V (maximum)
• Low-Level Input Voltage: -0.3V (minimum), 0.8V (maximum)
• High-Level Output Voltage: 2.4V (minimum), VCC (maximum)
• Low-Level Output Voltage: 0V (minimum), 0.4V (maximum)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The 74LVT374WM features a 20-pin configuration, as follows:

┌───┬───┐ OE ─┤1 20├─ VCC D0-Q0 ─┤2 19├─ D7-Q7 D1-Q1 ─┤3 18├─ GND D2-Q2 ─┤4 17├─ CLK D3-Q3 ─┤5 16├─ MR D4-Q4 ─┤6 15├─ Q7 D5-Q5 ─┤7 14├─ Q6 D6-Q6 ─┤8 13├─ Q5 GND ─┤9 12├─ Q4 └───┴───┘

Functional Features

The 74LVT374WM offers the following functional features:

• Transparent Latch: The IC allows data to pass through when the output enable (OE) pin is active.
• Eight Flip-Flops: It contains eight D-type flip-flops, providing storage for multiple data inputs.
• Clock Input: The CLK pin controls the timing of data transfer within the IC.
• Master Reset: The MR pin resets all flip-flops to their initial state when activated.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data processing.
• Low power consumption makes it suitable for battery-powered devices.
• Wide voltage range allows for versatile applications.
• Compatibility with TTL and CMOS logic levels ensures seamless integration.

Disadvantages

• Limited number of flip-flops may restrict its use in complex systems requiring more storage capacity.
• Lack of built-in error detection or correction mechanisms.

Working Principles

The 74LVT374WM operates based on the principles of digital electronics. When the OE pin is active, data from the input pins (D0-D7) passes through to the corresponding output pins (Q0-Q7). The CLK pin controls the timing of data transfer, while the MR pin resets all flip-flops when activated.

Application Field Plans

The 74LVT374WM finds applications in various digital electronic systems, including but not limited to: - Microcontrollers - Data storage devices - Communication equipment - Industrial automation systems - Consumer electronics

Alternative Models

Alternative models that offer similar functionality to the 74LVT374WM include: - 74HC374: A CMOS logic IC with eight D-type flip-flops. - SN74LS374: A TTL logic IC featuring eight transparent latch flip-flops. - CD4013B: A dual D-type flip-flop IC with complementary outputs.

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

In conclusion, the 74LVT374WM is a versatile integrated circuit used for data storage and transfer in digital electronic systems. Its high-speed operation, low power consumption, and wide voltage range make it suitable for various applications. However, its limited number of flip-flops and