Encyclopedia Entry: 74AC273MTC

Product Overview

Category

The 74AC273MTC belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronic systems for storing and manipulating binary data.

Characteristics

• The 74AC273MTC is a high-speed, octal D-type flip-flop with clear.
• It operates on a wide voltage range, typically between 2V and 6V.
• This IC offers low power consumption and high noise immunity.
• It is designed to be compatible with both TTL and CMOS logic families.

Package

The 74AC273MTC is available in a small outline surface mount package (TSSOP-20).

Essence

The essence of the 74AC273MTC lies in its ability to store and transfer data in digital systems efficiently.

Packaging/Quantity

This IC is typically sold in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 2V to VCC
• Low-Level Input Voltage: GND to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 125 MHz
• Propagation Delay Time: 4.5 ns

Detailed Pin Configuration

The 74AC273MTC has a total of 20 pins, which are assigned specific functions as follows:

1. CP (Clock Pulse) Input
2. D0 (Data) Input
3. D1 (Data) Input
4. D2 (Data) Input
5. D3 (Data) Input
6. D4 (Data) Input
7. D5 (Data) Input
8. D6 (Data) Input
9. D7 (Data) Input
10. CLR (Clear) Input
11. Q0 (Output)
12. Q1 (Output)
13. Q2 (Output)
14. Q3 (Output)
15. Q4 (Output)
16. Q5 (Output)
17. Q6 (Output)
18. Q7 (Output)
19. GND (Ground)
20. VCC (Power Supply)

Functional Features

The 74AC273MTC offers the following functional features:

• Octal D-type flip-flop with clear functionality.
• Positive-edge triggered clock input for synchronous operation.
• Individual data inputs for each flip-flop.
• Clear input to reset all flip-flops to a known state.
• Outputs that reflect the current state of the flip-flops.

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data storage and manipulation.
• Wide voltage range compatibility enables versatile usage in various systems.
• Low power consumption contributes to energy efficiency.
• Compatibility with TTL and CMOS logic families enhances integration possibilities.

Disadvantages

• Limited number of flip-flops (8) may restrict certain applications requiring more storage capacity.
• Sensitive to electrostatic discharge (ESD), necessitating proper handling precautions.

Working Principles

The 74AC273MTC operates based on the principles of sequential logic. It utilizes positive-edge triggered clock signals to latch and store data at the inputs. The stored data is then available at the outputs until a clear signal is received, resetting the flip-flops to a known state.

Detailed Application Field Plans

The 74AC273MTC finds extensive application in digital systems where data storage and manipulation are crucial. Some specific application fields include:

1. Microprocessors and microcontrollers
2. Memory units and registers
3. Data communication systems
4. Control systems and automation
5. Digital signal processing

Detailed and Complete Alternative Models

1. 74HC273: Similar functionality but operates at a higher voltage range (2V to 6V).
2. 74LS273: Compatible with TTL logic family, but operates at a slower speed.
3. CD4013: Dual D-type flip-flop with similar characteristics, but operates at a wider voltage range (3V to 18V).

These alternative models offer similar functionalities to the 74AC273MTC, catering to different voltage requirements or specific logic families.

In conclusion, the 74AC273MTC is a versatile integrated circuit used for data storage and manipulation in digital electronic systems. Its high-speed operation, wide voltage range compatibility, and low power consumption make it a popular choice in various applications. However, its limited number of flip-flops and sensitivity to ESD should be considered when selecting this IC for specific projects.