TPS2817DBVRG4

Overview

Category: Integrated Circuits (ICs)

Use: Voltage Level Translator

Characteristics: - Wide voltage range translation - Low propagation delay time - High output drive capability - Small package size

Package: SOT-23 (5 pins)

Essence: The TPS2817DBVRG4 is a voltage level translator IC that provides bidirectional voltage level shifting between different logic levels. It is commonly used in applications where interfacing between devices operating at different voltage levels is required.

Packaging/Quantity: The TPS2817DBVRG4 is available in tape and reel packaging, with 3000 units per reel.

Specifications

The TPS2817DBVRG4 has the following specifications:

• Supply Voltage Range: 1.65V to 5.5V
• Logic Voltage Range: 1.2V to 5.5V
• Operating Temperature Range: -40°C to 125°C
• Input Capacitance: 3 pF (typical)
• Output Capacitance: 6 pF (typical)
• Propagation Delay Time: 5 ns (typical)
• Output Drive Capability: ±24 mA

Pin Configuration

The TPS2817DBVRG4 has a 5-pin SOT-23 package with the following pin configuration:

____ VCC| |GND IN_A1| |OUT_A1 IN_B1| |OUT_B1 |____|

Functional Features

• Bidirectional voltage level translation between two logic levels
• Automatic direction sensing
• Low power consumption
• ESD protection on all pins

Advantages and Disadvantages

Advantages: - Wide voltage range translation capability - Low propagation delay time for fast data transfer - High output drive capability for driving capacitive loads - Small package size for space-constrained applications

Disadvantages: - Limited number of voltage level translation options - Not suitable for high-speed applications

Working Principles

The TPS2817DBVRG4 uses a combination of level shifting circuitry and automatic direction sensing to translate voltage levels between two logic domains. It detects the input logic level and automatically adjusts the output logic level accordingly, allowing bidirectional communication between devices operating at different voltage levels.

Application Field Plans

The TPS2817DBVRG4 is commonly used in various applications, including:

1. IoT Devices: Facilitating communication between low-power microcontrollers and sensors operating at different voltage levels.
2. Industrial Automation: Enabling interfacing between PLCs (Programmable Logic Controllers) and peripheral devices with different logic voltage requirements.
3. Consumer Electronics: Level shifting between different logic levels in smartphones, tablets, and other portable devices.
4. Automotive Electronics: Voltage level translation in automotive control systems, such as CAN bus interfaces.

Alternative Models

Other alternative models that provide similar functionality to the TPS2817DBVRG4 include:

1. SN74LVC1T45: Single-bit dual-supply bus transceiver
2. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator
3. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing

These alternative models offer comparable features and can be considered based on specific application requirements.

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