MM74HCT273WM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-Speed, CMOS Logic, Octal D-Type Flip-Flop
• Package: 20-Pin Wide SOIC (Small Outline Integrated Circuit)
• Essence: The MM74HCT273WM is a versatile flip-flop IC that can store and transfer data in electronic circuits.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

The MM74HCT273WM has the following specifications:

• Supply Voltage: 2V to 6V
• Logic Family: HCT (High-Speed CMOS)
• Number of Flip-Flops: 8
• Clock Trigger Type: Positive Edge-Triggered
• Output Type: Standard
• Propagation Delay Time: 15 ns (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MM74HCT273WM has a total of 20 pins. The pin configuration is as follows:

1. CLR (Clear Input)
2. D0 (Data Input 0)
3. D1 (Data Input 1)
4. D2 (Data Input 2)
5. D3 (Data Input 3)
6. D4 (Data Input 4)
7. D5 (Data Input 5)
8. D6 (Data Input 6)
9. D7 (Data Input 7)
10. GND (Ground)
11. Q7 (Output 7)
12. Q6 (Output 6)
13. Q5 (Output 5)
14. Q4 (Output 4)
15. Q3 (Output 3)
16. Q2 (Output 2)
17. Q1 (Output 1)
18. Q0 (Output 0)
19. CP (Clock Input)
20. VCC (Supply Voltage)

Functional Features

The MM74HCT273WM offers the following functional features:

• Octal Flip-Flop: The IC consists of eight individual D-type flip-flops, allowing for efficient storage and transfer of data.
• Positive Edge-Triggered: The flip-flops are triggered by a positive edge on the clock input, ensuring accurate timing and synchronization.
• CMOS Logic: The HCT logic family provides high-speed operation while maintaining low power consumption.
• Clear Input: The clear input allows for resetting all flip-flops to a known state when activated.

Advantages and Disadvantages

Advantages of the MM74HCT273WM include:

• High-speed operation
• Versatile octal flip-flop functionality
• Low power consumption

Disadvantages of the MM74HCT273WM include:

• Limited voltage supply range (2V to 6V)
• Propagation delay time may affect timing-sensitive applications

Working Principles

The MM74HCT273WM operates based on the principles of D-type flip-flops. Each flip-flop stores a single bit of data and can be controlled by the clock input. On a positive edge of the clock signal, the data present at the D inputs is transferred to the corresponding Q outputs. The clear input allows for resetting all flip-flops simultaneously.

Detailed Application Field Plans

The MM74HCT273WM finds applications in various electronic systems, including:

1. Digital Counters: The flip-flops can be used to store and update count values in digital counters, enabling precise counting operations.
2. Register Storage: The IC can serve as a register for temporary data storage in microprocessors and other digital systems.
3. Address Decoding: The flip-flops can be utilized in address decoding circuits to select specific memory locations or peripheral devices.
4. State Machines: The MM74HCT273WM is suitable for implementing state machines, where the flip-flops store and transition between different states based on input conditions.

Detailed and Complete Alternative Models

Some alternative models to the MM74HCT273WM include:

1. SN74HC273N: Similar octal D-type flip-flop IC from Texas Instruments
2. CD74HCT273E: Octal positive-edge-triggered D-type flip-flop IC from Texas Instruments
3. 74HCT273: Octal D-type flip-flop IC from NXP Semiconductors

These alternative models offer similar functionality and can be used as substitutes for the MM74HCT273WM in various applications.

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