MC74LVX125MEL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, low-voltage, quad buffer/line driver
• Package: SOIC-14
• Essence: The MC74LVX125MEL is a logic level shifter IC that provides four independent buffer/line drivers with 3-state outputs. It operates at high speed and low voltage levels, making it suitable for various digital applications.
• Packaging/Quantity: The MC74LVX125MEL is available in a standard SOIC-14 package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage: 2.0V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Maximum Operating Frequency: 100MHz
• Propagation Delay: 4.5ns (typical)
• Output Drive Capability: ±24mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC74LVX125MEL has a total of 14 pins arranged as follows:

__ __ 1 | 1 \/ 14 | VCC 2 | 2 13 | A1 3 | 3 12 | Y1 4 | 4 11 | A2 5 | 5 10 | Y2 GND | 6 9 | A3 7 | 7 8 | Y3 --------

Functional Features

• Quad Buffer/Line Driver: The MC74LVX125MEL consists of four independent buffer/line drivers, each capable of driving a single line.
• 3-State Outputs: The outputs of the MC74LVX125MEL can be put into a high-impedance state, allowing multiple devices to share a common bus without interference.
• High-Speed Operation: With a maximum operating frequency of 100MHz, this IC is suitable for high-speed digital applications.
• Low-Voltage Operation: The MC74LVX125MEL operates at low voltage levels (2.0V to 5.5V), making it compatible with modern low-power systems.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer. - Low-voltage operation reduces power consumption. - 3-state outputs enable easy bus sharing.

Disadvantages: - Limited output drive capability may not be suitable for driving heavy loads. - Requires careful consideration of voltage compatibility with other components in the system.

Working Principles

The MC74LVX125MEL operates as a logic level shifter by accepting input signals at one voltage level and providing output signals at a different voltage level. It uses internal circuitry to convert the input logic levels to the desired output logic levels. The 3-state outputs allow the device to be effectively disconnected from the bus when not actively driving it.

Detailed Application Field Plans

The MC74LVX125MEL is commonly used in various digital systems that require level shifting capabilities. Some typical application fields include:

1. Microcontroller Interfacing: The IC can be used to interface microcontrollers operating at different voltage levels.
2. Communication Systems: It can be employed in communication systems to ensure compatibility between different logic families.
3. Data Acquisition: The MC74LVX125MEL can be utilized in data acquisition systems to shift logic levels between sensors and processing units.
4. Industrial Automation: It finds applications in industrial automation systems where different voltage levels need to be interfaced.

Detailed and Complete Alternative Models

1. SN74LVX125: Similar logic level shifter IC from Texas Instruments.
2. 74HC125: Quad buffer/line driver IC from NXP Semiconductors.
3. CD74HCT125E: High-speed CMOS logic level shifter IC from Texas Instruments.

These alternative models offer similar functionality and can be considered as alternatives to the MC74LVX125MEL based on specific requirements and availability.

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