MC74VHC125DR2G

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Shifter
• Characteristics: High-Speed, Low-Power, Quad Buffer/Line Driver
• Package: SOIC-14
• Essence: Voltage Level Translation
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• High-Level Input Voltage: 2.0V to VCC
• Low-Level Input Voltage: GND to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Quiescent Supply Current: 4μA at 5.5V
• Maximum Propagation Delay: 6ns at 5.0V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC74VHC125DR2G has a total of 14 pins arranged as follows:

1. OE (Output Enable) 1
2. Y1 (Output) 1
3. A1 (Input) 1
4. B1 (Input) 1
5. GND (Ground)
6. B2 (Input) 2
7. A2 (Input) 2
8. Y2 (Output) 2
9. OE (Output Enable) 2
10. VCC (Supply Voltage)
11. Y3 (Output) 3
12. A3 (Input) 3
13. B3 (Input) 3
14. OE (Output Enable) 3

Functional Features

• Quad buffer/line driver with 3-state outputs
• Provides voltage level translation between different logic families
• High-speed operation with low power consumption
• Supports bidirectional data flow
• Enables interfacing between devices operating at different voltage levels

Advantages and Disadvantages

Advantages: - Allows seamless integration of components with different voltage requirements - Provides reliable signal transmission between incompatible logic families - Low power consumption enhances energy efficiency - High-speed operation ensures fast data transfer

Disadvantages: - Limited to voltage level translation and buffering functions - Not suitable for applications requiring complex logic operations - May introduce propagation delays in signal transmission

Working Principles

The MC74VHC125DR2G is designed to perform voltage level translation by accepting input signals from one logic family and providing output signals compatible with another logic family. It utilizes a quad buffer/line driver configuration with 3-state outputs, allowing bidirectional data flow. The device operates by switching the output drivers on or off based on the input signals and control inputs.

Detailed Application Field Plans

The MC74VHC125DR2G finds applications in various fields where voltage level translation is required. Some common application areas include:

1. Microcontroller interfacing with different peripheral devices
2. Communication systems involving multiple logic families
3. Industrial automation and control systems
4. Automotive electronics for signal conditioning
5. Consumer electronics for level shifting between digital components

Detailed and Complete Alternative Models

1. SN74LVC125A: Quad Buffer/Line Driver with 3-State Outputs
2. CD74HCT125E: High-Speed CMOS Logic Quad Buffer/Line Driver
3. 74ACT125SCX: Quadruple Bus Buffer Gates with 3-State Outputs
4. NC7SZ125P5X: TinyLogic UHS Buffer with 3-State Output

These alternative models offer similar functionality and can be considered as alternatives to the MC74VHC125DR2G based on specific application requirements.

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