MM74HC273N

Product Overview

• Category: Integrated Circuit
• Use: Flip-Flop
• Characteristics: High-Speed, CMOS Logic, Octal D-Type Flip-Flop
• Package: DIP (Dual In-Line Package)
• Essence: The MM74HC273N is an octal D-type flip-flop that utilizes high-speed CMOS logic. It is designed to store and transfer data in various applications.
• Packaging/Quantity: The MM74HC273N is typically available in a tube packaging with a quantity of 25 units.

Specifications

• Logic Family: HC
• Number of Flip-Flops: 8
• Input Voltage: 2V - 6V
• Propagation Delay: 14 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MM74HC273N has a total of 20 pins, which are assigned as follows:

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

Functional Features

• The MM74HC273N operates as an octal D-type flip-flop, capable of storing and transferring data.
• It has a high-speed CMOS logic design, allowing for efficient data processing.
• The flip-flop outputs are buffered, providing enhanced signal integrity.
• The device features a master reset input (MR), which allows for resetting all flip-flops simultaneously.

Advantages and Disadvantages

Advantages

• High-speed operation enables quick data transfer.
• CMOS logic design offers low power consumption.
• Buffered outputs ensure reliable signal transmission.
• Compact DIP package allows for easy integration into various circuit designs.

Disadvantages

• Limited number of flip-flops (8) may not be sufficient for certain applications requiring more storage capacity.
• The operating temperature range (-40°C to +85°C) may not be suitable for extreme environments.

Working Principles

The MM74HC273N operates based on the principles of D-type flip-flops. When a clock pulse is applied to the CP input, the data present at the D inputs is transferred to the corresponding Q outputs. The master reset input (MR) can be used to clear all flip-flops simultaneously, setting their outputs to a known state.

Detailed Application Field Plans

The MM74HC273N can be utilized in various applications, including:

1. Data storage and transfer in microcontrollers and microprocessors.
2. Register-based systems where multiple bits of information need to be stored and manipulated.
3. Digital communication systems for buffering and synchronizing data signals.
4. Control systems where sequential logic is required.

Detailed and Complete Alternative Models

1. SN74HC273N: Similar octal D-type flip-flop with the same functionality, but manufactured by Texas Instruments.
2. CD74HC273E: Octal D-type flip-flop from ON Semiconductor, offering similar features and performance.

These alternative models can be considered as substitutes for the MM74HC273N, depending on availability and specific requirements.

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