Encyclopedia Entry: 74ACT273MTC

Product Overview

Category

The 74ACT273MTC 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 systems. It serves as a D-type flip-flop, which can store one bit of information at a time.

Characteristics

• High-speed operation: The 74ACT273MTC is designed to operate at high clock frequencies, making it suitable for applications that require fast data storage and retrieval.
• Low power consumption: This IC is optimized for low power consumption, making it energy-efficient and suitable for battery-powered devices.
• Wide operating voltage range: It can operate within a wide voltage range, typically between 2V and 6V, allowing for compatibility with various electronic systems.
• Schmitt-trigger inputs: The IC features Schmitt-trigger inputs, which provide hysteresis and improve noise immunity, ensuring reliable operation even in noisy environments.

Package and Quantity

The 74ACT273MTC is available in a small outline integrated circuit (SOIC) package. It consists of 20 pins and is surface-mountable. It is commonly sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to 85°C
• Maximum Clock Frequency: 100 MHz
• Input/Output Logic Compatibility: TTL/CMOS

Pin Configuration

The pin configuration of the 74ACT273MTC is as follows:

+---+--+---+ Q1 |1 20| Vcc Q2 |2 19| D3 Q3 |3 18| D2 Q4 |4 17| D1 Q5 |5 16| D0 Q6 |6 15| GND Q7 |7 14| Clock GND |8 13| Enable D0 |9 12| Q0 D1 |10 11| Q0' +--------+

Functional Features

• Data Storage: The 74ACT273MTC can store one bit of digital data at a time, which remains unchanged until the next clock cycle.
• Edge-Triggered Operation: It operates on the rising edge of the clock signal, ensuring reliable and synchronized data storage.
• Asynchronous Clear: The IC features an asynchronous clear input that allows for immediate resetting of the stored data to a known state.
• Enable Input: The enable input controls the operation of the flip-flop, allowing for easy integration into larger digital systems.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data processing. - Low power consumption makes it suitable for portable devices. - Wide operating voltage range provides compatibility with various systems. - Schmitt-trigger inputs enhance noise immunity.

Disadvantages: - Limited storage capacity (one bit per flip-flop). - Requires external clock signal for proper operation. - Not suitable for applications requiring complex data manipulation.

Working Principles

The 74ACT273MTC operates based on the principles of sequential logic. It utilizes positive-edge triggering to latch and store the input data when a clock signal transitions from low to high. The stored data remains unchanged until the next clock cycle or until cleared asynchronously using the clear input.

Application Field Plans

The 74ACT273MTC finds applications in various digital systems, including but not limited to: - Microprocessors and microcontrollers - Memory units - Communication systems - Data acquisition systems - Control systems

Alternative Models

Some alternative models that offer similar functionality to the 74ACT273MTC include: - 74HC273: A CMOS-based flip-flop with comparable characteristics. - 74LS273: A low-power Schottky TTL-based flip-flop. - CD4013: A dual D-type flip-flop with complementary outputs.

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

In conclusion, the 74ACT273MTC is a high-speed, low-power flip-flop IC used for data storage in digital systems. Its wide operating voltage range, Schmitt-trigger inputs, and compact package make it suitable for various applications. However, its limited storage capacity and reliance on external clock signals should be taken into consideration when selecting this IC for specific projects.