SN74LVTH126D

Product Overview

Category

SN74LVTH126D belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for signal buffering and level shifting applications.

Characteristics

• Low-voltage operation: The SN74LVTH126D operates at a low voltage, typically between 2.7V and 3.6V.
• High-speed performance: It offers fast switching speeds, making it suitable for high-frequency applications.
• Tri-state outputs: The IC features tri-state outputs, allowing multiple devices to share a common bus without interference.
• Schmitt-trigger inputs: The Schmitt-trigger inputs ensure reliable and noise-immune operation.

Package

The SN74LVTH126D is available in a small-outline integrated circuit (SOIC) package.

Essence

The essence of SN74LVTH126D lies in its ability to buffer and shift signal levels effectively.

Packaging/Quantity

The IC is typically packaged in reels or tubes, with a quantity of 250 or 3000 units per reel/tube.

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Logic Family: LVTH
• Number of Channels: 4
• Input/Output Type: Non-Inverting
• Output Current: ±12mA
• Propagation Delay: 3.5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVTH126D has a total of 14 pins, which are assigned as follows:

1. OE (Output Enable) - Active Low
2. A1 (Input A)
3. Y1 (Output Y)
4. GND (Ground)
5. Y2 (Output Y)
6. A2 (Input A)
7. VCC (Power Supply)
8. B1 (Input B)
9. Y3 (Output Y)
10. GND (Ground)
11. Y4 (Output Y)
12. B2 (Input B)
13. OE (Output Enable) - Active Low
14. VCC (Power Supply)

Functional Features

• Buffering: The SN74LVTH126D acts as a buffer, amplifying and maintaining the integrity of input signals.
• Level Shifting: It can shift the voltage levels of input signals to match the requirements of different components or systems.
• Tri-State Outputs: The tri-state outputs allow for bus sharing and prevent signal interference when multiple devices are connected.

Advantages and Disadvantages

Advantages

• Low-voltage operation makes it compatible with modern low-power systems.
• High-speed performance enables its use in high-frequency applications.
• Tri-state outputs facilitate efficient bus sharing.
• Schmitt-trigger inputs ensure reliable operation in noisy environments.

Disadvantages

• Limited number of channels (4) may not be sufficient for complex applications requiring more inputs/outputs.
• Availability and pricing may vary depending on the supplier and market demand.

Working Principles

The SN74LVTH126D operates by receiving input signals through its A and B pins. These signals are then buffered and amplified before being outputted through the corresponding Y pins. The OE pins control the tri-state outputs, enabling or disabling the transmission of signals. The IC's internal circuitry ensures that the output signals match the input signals in terms of voltage levels and timing.

Detailed Application Field Plans

The SN74LVTH126D finds application in various fields, including:

1. Communication Systems: It is used for level shifting and buffering in communication interfaces such as UART, SPI, and I2C.
2. Industrial Automation: The IC is employed in PLCs (Programmable Logic Controllers) and other automation systems for signal conditioning and interfacing.
3. Automotive Electronics: It is utilized in automotive electronics for level translation and signal buffering in CAN (Controller Area Network) and LIN (Local Interconnect Network) interfaces.
4. Consumer Electronics: The IC is suitable for use in devices like smartphones, tablets, and gaming consoles, where it helps in voltage level adaptation and signal integrity maintenance.

Detailed and Complete Alternative Models

1. SN74LVTH126PW - TSSOP package, 14 pins
2. SN74LVTH126DBR - SSOP package, 14 pins
3. SN74LVTH126PWR - TSSOP package, 14 pins
4. SN74LVTH126DGVRE4 - TVSOP package, 14 pins
5. SN74LVTH126DGVRG4 - TVSOP package, 14 pins

These alternative models offer similar functionality and characteristics to the SN74LVTH126D, providing options for different package preferences or availability.

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