MM74HCT540MTC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-Speed, CMOS Technology
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The MM74HCT540MTC is a logic level shifter IC that allows for bidirectional voltage level translation between different logic levels. It is commonly used in digital systems where signals need to be shifted from one voltage level to another.
• Packaging/Quantity: The MM74HCT540MTC is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage: 2V to 6V
• Logic Family: HCT
• Number of Channels: 8
• Input/Output Compatibility: TTL/CMOS
• Propagation Delay: 10 ns (max)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MM74HCT540MTC has a total of 20 pins arranged as follows:

___________ | | 1A |1 20| VCC 2A |2 19| 1Y 3A |3 18| 2Y 4A |4 17| 3Y 5A |5 16| 4Y 6A |6 15| 5Y 7A |7 14| 6Y 8A |8 13| 7Y GND |9 12| 8Y GND |10 11| OE# |___________|

Functional Features

• Bidirectional voltage level shifting between TTL and CMOS logic levels.
• High-speed operation with low propagation delay.
• Wide operating voltage range allows compatibility with various digital systems.
• 3-state outputs for easy interfacing with other devices.
• ESD (Electrostatic Discharge) protection for improved reliability.

Advantages and Disadvantages

Advantages: - Provides seamless voltage level translation between different logic families. - High-speed operation enables efficient data transfer. - Wide operating voltage range offers flexibility in system design. - ESD protection enhances the reliability of the IC.

Disadvantages: - May not be suitable for applications requiring level shifting between non-standard logic families. - Limited number of channels may restrict its use in complex systems.

Working Principles

The MM74HCT540MTC utilizes CMOS technology to achieve bidirectional voltage level shifting. It consists of eight input/output channels that can be independently controlled. The IC operates by translating the input logic levels to the desired output logic levels based on the supply voltage and the selected logic family.

Detailed Application Field Plans

The MM74HCT540MTC is commonly used in various digital systems where voltage level translation is required. Some typical application areas include:

1. Microcontroller interfacing with different logic families.
2. Communication systems involving multiple voltage levels.
3. Data acquisition and processing systems.
4. Industrial automation and control systems.
5. Robotics and embedded systems.

Detailed and Complete Alternative Models

1. SN74HCT540N - Similar functionality, DIP package.
2. CD4050BE - Non-inverting level shifter, DIP package.
3. TXB0108PWR - Bidirectional voltage-level translator, TSSOP package.

These alternative models offer similar features and can be considered as substitutes for the MM74HCT540MTC depending on specific requirements.

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