SN74AHC125RGYRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: High-Speed, Quad-Bus Buffer/Driver
• Package: 14-pin VQFN package
• Essence: The SN74AHC125RGYRG4 is a quad-bus buffer/driver designed for high-speed applications. It provides four independent buffers with tri-state outputs, allowing bidirectional communication between different voltage levels.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 2V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 6 ns (typical)
• Output Drive Capability: ±8mA at 3.3V

Pin Configuration

The SN74AHC125RGYRG4 has a 14-pin VQFN package with the following pin configuration:

___________ OE --|1 14|-- VCC A1 --|2 13|-- B1 Y1 --|3 12|-- A2 A3 --|4 11|-- B2 Y3 --|5 10|-- A4 GND --|6 9|-- B4 Y4 --|7 8|-- OE# -----------

Functional Features

• Four independent buffers with tri-state outputs
• Bidirectional communication capability
• High-speed operation
• Wide supply voltage range
• Low power consumption
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Wide supply voltage range enables compatibility with various systems - Tri-state outputs provide bidirectional communication flexibility - ESD protection ensures reliability in harsh environments

Disadvantages: - Limited output drive capability may not be suitable for high-current applications - Propagation delay of 6 ns may introduce timing issues in certain scenarios

Working Principles

The SN74AHC125RGYRG4 operates as a quad-bus buffer/driver. It takes input signals from one set of pins and provides amplified, buffered outputs on another set of pins. The tri-state outputs allow bidirectional communication between different voltage levels. The device is designed to operate at high speeds while consuming low power.

Detailed Application Field Plans

The SN74AHC125RGYRG4 finds applications in various fields, including:

1. Communication Systems: Used for level shifting and buffering in data transmission circuits.
2. Industrial Automation: Enables bidirectional communication between different voltage domains in control systems.
3. Automotive Electronics: Provides signal buffering and level translation in automotive communication networks.
4. Consumer Electronics: Used in audio/video interfaces, USB hubs, and other digital communication interfaces.
5. IoT Devices: Facilitates communication between sensors, microcontrollers, and wireless modules.

Detailed and Complete Alternative Models

1. SN74AHC125PW: 14-pin TSSOP package, same functionality as SN74AHC125RGYRG4.
2. SN74LVC125A: 14-pin SOIC package, similar functionality with lower propagation delay.
3. SN74LVTH125: 14-pin SSOP package, offers higher output drive capability.

These alternative models provide similar or enhanced features compared to the SN74AHC125RGYRG4, catering to different application requirements.

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