SN74BCT125ADG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, non-inverting, tri-state, 3-state outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic Level Shifter
• 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: 6ns (typical)
• Output Current: ±24mA
• Input Capacitance: 3pF
• Output Capacitance: 8pF

Detailed Pin Configuration

The SN74BCT125ADG4 has a total of 14 pins, which are assigned as follows:

1. OE (Output Enable) - Active Low Output Enable
2. Y1 - Non-Inverting Tri-State Buffer Output
3. A1 - Input for Buffer 1
4. GND - Ground
5. A2 - Input for Buffer 2
6. Y2 - Non-Inverting Tri-State Buffer Output
7. B1 - Input for Buffer 3
8. VCC - Positive Power Supply
9. B2 - Input for Buffer 4
10. Y3 - Non-Inverting Tri-State Buffer Output
11. OE (Output Enable) - Active Low Output Enable
12. C1 - Input for Buffer 5
13. GND - Ground
14. C2 - Input for Buffer 6

Functional Features

• High-speed operation allows for efficient data transfer.
• Non-inverting buffers maintain the integrity of the input signal.
• Tri-state outputs provide flexibility in controlling the output state.
• Wide supply voltage range ensures compatibility with various systems.

Advantages and Disadvantages

Advantages: - High-speed operation enables quick data processing. - Non-inverting buffers preserve signal integrity. - Tri-state outputs allow for easy bus sharing. - Wide supply voltage range enhances versatility.

Disadvantages: - Limited output current may restrict certain applications. - Input and output capacitance can affect signal propagation.

Working Principles

The SN74BCT125ADG4 is a logic level shifter that operates as a buffer/line driver. It takes input signals from the A1, A2, B1, B2, C1, and C2 pins and provides non-inverted outputs at Y1, Y2, and Y3 pins. The OE pin controls the output enable function, allowing the outputs to be tri-stated when pulled low. The IC operates within a specified supply voltage range and converts logic levels to ensure proper signal transmission.

Detailed Application Field Plans

The SN74BCT125ADG4 is commonly used in various applications, including:

1. Data Communication Systems: It facilitates level shifting between different logic families, enabling seamless data transfer between devices.
2. Microcontroller Interfacing: The IC acts as a buffer between microcontrollers and peripheral devices, ensuring reliable communication.
3. Bus Driving: It drives buses in digital systems, providing efficient signal amplification and noise immunity.
4. Industrial Automation: The IC finds application in control systems, PLCs (Programmable Logic Controllers), and motor drives, enhancing system performance.
5. Automotive Electronics: It is utilized in automotive systems for level shifting and signal conditioning, contributing to reliable and robust operation.

Detailed and Complete Alternative Models

1. SN74LVC125A: Low Voltage CMOS Quad Buffer/Line Driver
2. SN74HCT125: High-Speed CMOS Quad Buffer/Line Driver
3. SN74LVTH125: Low Voltage CMOS Quad Buffer/Line Driver with 3-State Outputs
4. SN74ACT125: Quadruple Bus Buffer Gates with 3-State Outputs

These alternative models offer similar functionality and can be used as substitutes for the SN74BCT125ADG4 in various applications.

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