SN74AHCT125NSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-Speed, Low-Power, Non-Inverting
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Quad Bus Buffer Gate with 3-State Outputs
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 6 ns (typical)
• Output Current: ±8 mA
• Input Capacitance: 3 pF (typical)

Detailed Pin Configuration

The SN74AHCT125NSR IC has a total of 14 pins, which are numbered as follows:

1. 1A
2. 1Y
3. GND
4. 2A
5. 2Y
6. 3A
7. 3Y
8. VCC
9. 4Y
10. 4A
11. OE (Output Enable)
12. NC (No Connection)
13. 4OE (Output Enable)
14. NC (No Connection)

Functional Features

• Quad non-inverting buffer gates with 3-state outputs
• High-speed operation with low power consumption
• Compatible with TTL (Transistor-Transistor Logic) input/output levels
• Provides buffering and signal amplification capabilities
• Allows multiple devices to be connected to a common bus

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low-power consumption helps in reducing energy usage - 3-state outputs allow for bus sharing and easy interfacing with other devices - Compatibility with TTL levels ensures seamless integration with existing systems

Disadvantages: - Limited output current may restrict usage in certain applications requiring higher drive capabilities - Narrow supply voltage range limits flexibility in power supply options

Working Principles

The SN74AHCT125NSR is a quad buffer gate that amplifies and buffers digital signals. It operates by receiving input signals on the A inputs and providing amplified versions of these signals on the corresponding Y outputs. The OE (Output Enable) pin controls the output state, allowing the device to be enabled or disabled.

Detailed Application Field Plans

The SN74AHCT125NSR is commonly used in various applications, including:

1. Data communication systems: It can be used to amplify and buffer signals in data transmission lines, ensuring reliable and accurate data transfer.
2. Microcontroller interfacing: The IC facilitates the connection between microcontrollers and other peripheral devices, enabling efficient communication and control.
3. Industrial automation: It finds application in industrial control systems, where it helps in buffering and amplifying control signals for actuators and sensors.
4. Automotive electronics: The IC can be utilized in automotive systems for signal conditioning and level shifting, enhancing the performance and reliability of electronic components.

Detailed and Complete Alternative Models

Some alternative models to SN74AHCT125NSR include:

1. SN74LVC125A: Low-Voltage Quad Buffer/Line Driver
2. SN74HC125N: Quad Bus Buffer Gates with 3-State Outputs
3. CD74HCT125E: High-Speed CMOS Logic Quad Buffer/Line Driver

These alternatives offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, the SN74AHCT125NSR is a high-speed, low-power quad buffer gate IC. Its compatibility with TTL levels, 3-state outputs, and versatile applications make it a valuable component in various electronic systems.

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