SN74LVT125DG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: Low Voltage, Quad Bus Buffer with 3-State Outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: This IC is designed to provide buffering and driving capabilities for digital signals in low voltage applications.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 400MHz
• Number of Channels: 4
• Output Type: 3-State
• High-Level Output Current: -24mA
• Low-Level Output Current: 24mA
• Propagation Delay Time: 2.8ns (Max)

Detailed Pin Configuration

The SN74LVT125DG4 has a total of 14 pins, which are assigned as follows:

1. OE (Output Enable) 1
2. Y1 (Output) 1
3. A1 (Input) 1
4. GND (Ground)
5. A2 (Input) 2
6. Y2 (Output) 2
7. OE (Output Enable) 2
8. VCC (Supply Voltage)
9. Y3 (Output) 3
10. A3 (Input) 3
11. GND (Ground)
12. A4 (Input) 4
13. Y4 (Output) 4
14. OE (Output Enable) 4

Functional Features

• Low voltage operation allows compatibility with various logic families.
• 3-state outputs enable multiple devices to share a common bus.
• High-speed operation makes it suitable for applications requiring fast signal transmission.
• Schmitt-trigger inputs provide hysteresis and improve noise immunity.

Advantages and Disadvantages

Advantages: - Low voltage operation allows for compatibility with a wide range of systems. - 3-state outputs enable efficient bus sharing. - High-speed operation ensures fast signal transmission. - Schmitt-trigger inputs enhance noise immunity.

Disadvantages: - Limited number of channels (4) may not be sufficient for certain applications requiring more outputs. - Propagation delay time may affect timing-sensitive applications.

Working Principles

The SN74LVT125DG4 operates by receiving digital input signals through its input pins (A1, A2, A3, A4). These signals are then buffered and amplified by the internal circuitry. The output pins (Y1, Y2, Y3, Y4) provide the amplified signals to the external devices connected to them. The Output Enable (OE) pins control the state of the outputs, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

The SN74LVT125DG4 is commonly used in various applications, including:

1. Microcontrollers: It can be used to interface microcontrollers with other digital devices, providing buffering and driving capabilities for the signals exchanged between them.
2. Communication Systems: The IC can be employed in communication systems to amplify and buffer digital signals, ensuring reliable data transmission.
3. Industrial Automation: It finds application in industrial automation systems where it helps in interfacing different modules and devices, enhancing overall system performance.
4. Consumer Electronics: The IC can be utilized in consumer electronic devices such as smartphones, tablets, and gaming consoles to facilitate signal buffering and driving.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74LVT125DG4 are:

1. SN74LVC125A: Low Voltage Quad Bus Buffer with 3-State Outputs
2. SN74LVTH125: Low Voltage Quad Bus Buffer with 3-State Outputs and Level Shifting
3. SN74LVC1G125: Single Bus Buffer with 3-State Output

These alternative models provide comparable features and can be considered as substitutes for the SN74LVT125DG4 in various applications.

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