SN74ABT125DBRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: High-speed, non-inverting, 3-state output
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic level translation and signal buffering
• Packaging/Quantity: Tape and Reel, 2500 units 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
• Output Drive Capability: ±24mA
• Propagation Delay Time: 2.8ns (typical)

Detailed Pin Configuration

The SN74ABT125DBRG4 has a total of 14 pins, which are assigned as follows:

1. OE (Output Enable) - Active Low Output Enable
2. 1A - Input 1
3. 1Y - Output 1
4. GND - Ground
5. 2Y - Output 2
6. 2A - Input 2
7. 3A - Input 3
8. 3Y - Output 3
9. VCC - Power Supply
10. 4Y - Output 4
11. 4A - Input 4
12. NC (No Connection)
13. GND - Ground
14. OE (Output Enable) - Active Low Output Enable

Functional Features

• Non-inverting buffer/driver with 3-state outputs
• Provides logic level translation between different voltage domains
• Allows bidirectional data flow
• High-speed operation for efficient signal transmission
• Output enable control for easy interfacing with other devices

Advantages and Disadvantages

Advantages: - High-speed operation enables fast data transfer - Non-inverting nature preserves signal integrity - 3-state outputs allow multiple devices to share a common bus - Wide supply voltage range ensures compatibility with various systems

Disadvantages: - Limited output drive capability may not be suitable for high-current applications - Requires careful consideration of input and output voltage levels to prevent signal distortion

Working Principles

The SN74ABT125DBRG4 is a buffer/driver IC that provides non-inverting logic level translation and signal buffering. It operates by receiving input signals from one voltage domain and translating them to another voltage domain without changing their logic state. The device uses a combination of transistors and resistors to achieve this functionality.

The output enable (OE) pin controls the state of the outputs. When OE is low, the outputs are enabled and reflect the input signals. Conversely, when OE is high, the outputs are in a high-impedance state, effectively disconnecting them from the circuit.

Detailed Application Field Plans

The SN74ABT125DBRG4 finds application in various fields where logic level translation and signal buffering are required. Some specific application areas include:

1. Microcontroller interfacing: The IC can be used to interface microcontrollers operating at different voltage levels, allowing seamless communication between them.
2. Communication systems: It can be employed in communication systems to ensure proper signal transmission between different modules or subsystems.
3. Industrial automation: The IC can be utilized in industrial automation systems to interface sensors, actuators, and control units operating at different voltage levels.
4. Automotive electronics: It finds application in automotive electronics for voltage level translation and signal buffering between different components.

Detailed and Complete Alternative Models

1. SN74ABT125D - Similar specifications and pin configuration, but available in a different package (SOIC-14)
2. SN74ABT125PW - Similar specifications and pin configuration, but available in a different package (TSSOP-14)
3. SN74ABT125DBR - Similar specifications and pin configuration, but available in a different package (SSOP-14)

These alternative models provide similar functionality and can be used as substitutes for the SN74ABT125DBRG4 depending on specific requirements and availability.

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