TXB0104QPWRQ1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter
• Characteristics: Bidirectional, 4-bit, voltage level translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Provides bidirectional voltage level shifting between different logic levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 1.2V to 3.6V
• Logic Voltage Levels: 1.8V, 2.5V, 3.3V
• Data Rate: Up to 100 Mbps
• Number of Channels: 4
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TXB0104QPWRQ1 has a total of 16 pins arranged in a TSSOP package. The pin configuration is as follows:

Pin 1: OE (Output Enable) Pin 2: A1 (Channel A1) Pin 3: B1 (Channel B1) Pin 4: GND (Ground) Pin 5: A2 (Channel A2) Pin 6: B2 (Channel B2) Pin 7: VCCA (Voltage Supply for Side A) Pin 8: VCCB (Voltage Supply for Side B) Pin 9: A3 (Channel A3) Pin 10: B3 (Channel B3) Pin 11: A4 (Channel A4) Pin 12: B4 (Channel B4) Pin 13: GND (Ground) Pin 14: B4 (Channel B4) Pin 15: A4 (Channel A4) Pin 16: VCCB (Voltage Supply for Side B)

Functional Features

• Bidirectional voltage level shifting between different logic levels
• Supports translation between 1.8V, 2.5V, and 3.3V logic voltage levels
• Provides 4 channels for simultaneous level translation
• High-speed data transmission up to 100 Mbps
• Output Enable (OE) pin allows for disabling the outputs when not in use
• Low power consumption

Advantages and Disadvantages

Advantages: - Bidirectional level shifting simplifies interfacing between different logic voltage domains - Wide supply voltage range allows compatibility with various systems - High-speed data transmission enables efficient communication - Small package size saves board space - Low power consumption extends battery life in portable applications

Disadvantages: - Limited to 4-bit level translation, may not be suitable for larger data buses - Not compatible with logic voltage levels other than 1.8V, 2.5V, and 3.3V - May require additional external components for certain applications

Working Principles

The TXB0104QPWRQ1 is a bidirectional level shifter that facilitates communication between devices operating at different logic voltage levels. It uses a combination of MOSFETs and control circuitry to provide seamless voltage translation.

When a high-level signal is applied to one side of the level shifter, it is translated to the corresponding logic voltage level on the other side. Similarly, a low-level signal is also translated accordingly. The bidirectional nature of the device allows for communication in both directions.

The Output Enable (OE) pin can be used to disable the outputs when not in use, reducing power consumption and preventing any unintended level shifting.

Detailed Application Field Plans

The TXB0104QPWRQ1 is commonly used in various electronic systems where voltage level translation is required. Some of the application fields include:

1. IoT Devices: Enabling communication between low-power sensors and microcontrollers operating at different logic voltage levels.
2. Consumer Electronics: Facilitating data transfer between devices with varying voltage requirements, such as smartphones, tablets, and digital cameras.
3. Industrial Automation: Interfacing between control systems and field devices that operate at different logic voltage levels, ensuring seamless communication.
4. Automotive Electronics: Level shifting signals between different components in automotive systems, such as infotainment systems, sensors, and control modules.

Detailed and Complete Alternative Models

1. SN74LVC4245A: Octal Bus Transceiver with Voltage-Level Shifting
2. PCA9306: Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator
3. CD4050B: Hex Non-Inverting Buffer/Converter

These alternative models offer similar functionality to the TXB0104QPWRQ1 and can be considered based on specific application requirements.

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