MM74HC541MTCX

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Shifter
• Characteristics: High-Speed, Octal Buffer/Line Driver with 3-State Outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: This integrated circuit is designed to provide high-speed logic level shifting and buffering capabilities for digital signals.
• Packaging/Quantity: The MM74HC541MTCX is typically sold in reels of 2500 units.

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 - 0.1V
• Low-Level Output Voltage: 0.1V
• Maximum Input Current: ±1µA
• Maximum Quiescent Supply Current: 80µA
• Maximum Operating Temperature: 125°C

Detailed Pin Configuration

The MM74HC541MTCX has a total of 20 pins arranged as follows:

+---+--+---+ OE1 |1 +--+ 20| VCC A1 |2 | B1 A2 |3 | B2 A3 |4 | B3 A4 |5 | B4 A5 |6 | B5 A6 |7 | B6 A7 |8 | B7 GND |9 | B8 OE2 |10 | Y8 Y1 |11 | Y7 Y2 |12 | Y6 Y3 |13 | Y5 Y4 |14 | Y4 GND |15 | Y3 VCC |16 | Y2 A8 |17 | Y1 OE3 |18 | GND B8 |19 | OE4 +---+--+---+

Functional Features

• High-Speed Operation: The MM74HC541MTCX is capable of handling high-frequency digital signals, making it suitable for applications requiring fast data transmission.
• Octal Buffer/Line Driver: This integrated circuit can buffer and drive up to eight digital lines, providing signal amplification and isolation between different sections of a circuit.
• 3-State Outputs: The 3-state outputs allow the MM74HC541MTCX to be easily connected to other devices without causing conflicts or bus contention.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transmission. - Octal buffer/line driver provides signal amplification and isolation. - 3-state outputs allow for easy connection to other devices.

Disadvantages: - Limited voltage range (2V to 6V) may not be suitable for all applications. - TSSOP package may require careful handling during assembly.

Working Principles

The MM74HC541MTCX operates by receiving digital input signals on its A1-A8 pins. These signals are then buffered and amplified by internal circuitry before being output on the Y1-Y8 pins. The OE1-OE4 pins control the enable/disable state of the outputs, allowing for 3-state functionality. When an output is disabled, it enters a high-impedance state, preventing it from interfering with other devices connected to the same bus.

Detailed Application Field Plans

The MM74HC541MTCX is commonly used in various digital systems where logic level shifting and buffering are required. Some specific application fields include:

1. Microcontroller Interfacing: The MM74HC541MTCX can be used to interface microcontrollers with other digital devices operating at different voltage levels.
2. Data Communication: It is suitable for buffering and driving digital signals in communication systems, such as UART, SPI, or I2C interfaces.
3. Memory Systems: The MM74HC541MTCX can be utilized in memory systems to amplify and buffer address or data lines.

Detailed and Complete Alternative Models

• SN74HC541N: This is a similar octal buffer/line driver from Texas Instruments, available in a DIP package.
• CD74HC541E: Another alternative from Texas Instruments, featuring the same functionality but in a PDIP package.
• 74HCT541: This model from NXP Semiconductors offers compatibility with both CMOS and TTL logic families.

(Note: The above list is not exhaustive and there may be other alternative models available in the market.)

In conclusion, the MM74HC541MTCX is a high-speed octal buffer/line driver integrated circuit