SN74LVTH126NSR

Product Overview

Category

SN74LVTH126NSR belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a quad bus buffer gate with 3-state outputs.

Characteristics

• Low-voltage and high-speed operation
• 3.3V LVCMOS compatible inputs
• 5V tolerant inputs and outputs
• 3-state outputs for bus-oriented applications
• Available in surface mount package

Package

SN74LVTH126NSR is available in a small-outline package (SOIC) with 14 pins.

Essence

The essence of SN74LVTH126NSR lies in its ability to provide buffering and signal control for bus-oriented applications, ensuring efficient data transfer.

Packaging/Quantity

SN74LVTH126NSR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage: 2.7V to 3.6V
• High-level input voltage: 2.0V to 3.6V
• Low-level input voltage: 0V to 0.8V
• High-level output voltage: 2.4V (min)
• Low-level output voltage: 0.4V (max)
• Maximum propagation delay time: 4.1ns
• Maximum operating frequency: 200MHz

Detailed Pin Configuration

1. Input A1
2. Output Y1
3. Enable G1
4. Ground
5. Output Y2
6. Input A2
7. Output Y3
8. Enable G2
9. VCC
10. Output Y4
11. Input A3
12. Output Y5
13. Enable G3
14. Input A4

Functional Features

• Quad buffer gate with 3-state outputs
• Provides signal buffering and control for bus-oriented applications
• Allows multiple devices to share a common bus without interference
• High-speed operation enables efficient data transfer
• Low-voltage compatibility ensures compatibility with modern systems

Advantages

• Low-voltage operation reduces power consumption
• High-speed performance allows for fast data transfer
• 3-state outputs enable bus sharing without interference
• 5V tolerance provides compatibility with older systems
• Small-outline package facilitates space-saving designs

Disadvantages

• Limited voltage range (2.7V to 3.6V)
• Maximum operating frequency may not meet the requirements of some high-speed applications

Working Principles

SN74LVTH126NSR operates by receiving input signals on its four input pins (A1-A4) and providing buffered output signals on its corresponding output pins (Y1-Y4). The enable pins (G1-G3) control the 3-state outputs, allowing multiple devices to share a common bus without interference.

Detailed Application Field Plans

SN74LVTH126NSR finds applications in various fields, including:

1. Computer systems: Used for bus buffering and control in CPUs, memory modules, and peripheral devices.
2. Communication systems: Enables efficient data transfer in networking equipment, routers, and switches.
3. Industrial automation: Provides signal buffering in PLCs, motor control systems, and sensor interfaces.
4. Automotive electronics: Used for bus communication in automotive control units, infotainment systems, and driver assistance systems.

Detailed and Complete Alternative Models

1. SN74LVC126A: Similar quad buffer gate with 3-state outputs, but operates at a lower voltage range (1.65V to 3.6V).
2. SN74HCT126: Quad buffer gate with 3-state outputs, compatible with higher voltage levels (4.5V to 5.5V).
3. SN74LVTH16245A: Octal bus transceiver with 3-state outputs, suitable for larger data buses.

These alternative models offer similar functionality and can be considered based on specific voltage and performance requirements.

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