SN74LV1T126DBVR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: Single-Bit Bus Buffer Gate
• Package: SOT-23 (Small Outline Transistor 23)
• Essence: Voltage Level Translation
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

The SN74LV1T126DBVR is a logic level shifter integrated circuit designed for voltage level translation in digital systems. It operates with a single-bit bus buffer gate, allowing seamless communication between devices operating at different voltage levels.

Key specifications of the SN74LV1T126DBVR include:

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2.3V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: VCC - 0.4V
• Low-Level Output Voltage: 0.4V
• Maximum Propagation Delay Time: 6.5ns
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74LV1T126DBVR features a compact SOT-23 package with three pins. The pin configuration is as follows:

• Pin 1: Input/Output (IO) - Connects to the input or output signal line.
• Pin 2: Ground (GND) - Connected to the ground reference of the system.
• Pin 3: Power Supply (VCC) - Provides the power supply voltage for the IC.

Functional Features

The SN74LV1T126DBVR offers the following functional features:

1. Voltage Level Translation: It allows bidirectional voltage level translation between two different voltage domains, enabling seamless communication between devices operating at different voltage levels.
2. High-Speed Operation: The IC provides fast propagation delay times, ensuring efficient data transfer between the input and output lines.
3. Wide Supply Voltage Range: It supports a wide supply voltage range, making it compatible with various digital systems.
4. Compact Package: The SOT-23 package offers a small form factor, allowing for space-efficient integration into electronic circuits.

Advantages and Disadvantages

Advantages of using the SN74LV1T126DBVR include:

• Efficient voltage level translation between different voltage domains.
• Fast propagation delay times for quick data transfer.
• Wide supply voltage range compatibility.
• Compact package for space-efficient integration.

Disadvantages of the SN74LV1T126DBVR include:

• Limited to single-bit bus buffer gate functionality.
• Not suitable for applications requiring multi-bit data transmission.

Working Principles

The SN74LV1T126DBVR operates based on the principles of voltage level translation. It utilizes a combination of MOSFETs and logic gates to shift the voltage levels of digital signals from one domain to another. When an input signal is received, the IC adjusts the voltage level accordingly and outputs the translated signal.

Detailed Application Field Plans

The SN74LV1T126DBVR finds application in various digital systems where voltage level translation is required. Some specific application fields include:

1. Microcontrollers: Facilitating communication between microcontrollers operating at different voltage levels.
2. Sensor Interfaces: Enabling connectivity between sensors and microcontrollers with varying voltage requirements.
3. Battery-Powered Devices: Allowing voltage level translation in portable electronic devices powered by batteries.
4. Communication Systems: Supporting voltage level translation in communication interfaces such as UART, I2C, and SPI.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74LV1T126DBVR include:

1. SN74LVC1T45: Single-Bit Dual Supply Bus Transceiver
2. SN74AVC1T45: Single-Bit Dual Supply Bus Transceiver with Configurable Voltage Translation
3. SN74LVC1T34: Single-Bit Buffer/Driver with 3-State Outputs

These alternative models provide voltage level translation capabilities and can be considered based on specific application requirements.

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