TXB0102DCURG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter
• Characteristics:
  • Bidirectional voltage-level translator
  • Supports voltage translation between different logic levels
  • Low power consumption
  • High-speed operation
• Package: DCU (Ultra-Thin DSBGA)
• Essence: Voltage level shifting
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Logic Voltage Levels Supported:
  • A-side: 1.2V to 3.6V
  • B-side: 1.65V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Input Capacitance: 3pF (typical)
• Propagation Delay: 2.5ns (typical)
• Output Drive Strength: ±24mA
• ESD Protection: >8kV (HBM)

Detailed Pin Configuration

The TXB0102DCURG4 IC has the following pin configuration:

┌───┐ OE ─┤ ├── VCCA A1 ─┤ ├── A2 B1 ─┤ ├── B2 GND ─┤ ├── VCCB └───┘

Functional Features

• Bidirectional voltage-level translation between two logic levels
• Automatic direction sensing and control
• Supports open-drain and push-pull applications
• Provides voltage isolation between input and output sides
• Fast switching speed for high-speed data transmission
• Low power consumption for energy-efficient designs

Advantages

• Wide supply voltage range allows compatibility with various systems
• Supports translation between different logic voltage levels, enhancing system flexibility
• Small package size (DCU) enables space-saving designs
• High-speed operation facilitates efficient data transfer
• ESD protection ensures robustness against electrostatic discharges

Disadvantages

• Limited to bidirectional voltage-level translation, not suitable for unidirectional applications
• May require additional external components for specific use cases
• Sensitivity to excessive voltage or current may affect performance and reliability

Working Principles

The TXB0102DCURG4 is a bidirectional level shifter that translates voltage signals between two logic levels. It utilizes a combination of MOSFETs and control circuitry to achieve voltage level conversion. The direction of translation is automatically determined based on the input signal levels.

When the OE (Output Enable) pin is high, the IC is enabled, allowing bidirectional voltage translation. The A-side and B-side pins correspond to the input and output sides, respectively. The VCCA and VCCB pins provide the power supply voltages for the A-side and B-side, respectively.

The TXB0102DCURG4 supports both open-drain and push-pull applications, making it versatile for various system requirements. It also provides voltage isolation between the input and output sides, preventing interference between different voltage domains.

Detailed Application Field Plans

The TXB0102DCURG4 is commonly used in electronic systems where voltage translation between different logic levels is required. Some typical application fields include:

1. Microcontrollers and Microprocessors: Enables communication between devices operating at different logic voltage levels.
2. Interface Circuits: Facilitates signal translation between different voltage domains in communication interfaces such as I2C, SPI, UART, etc.
3. Sensor Networks: Allows integration of sensors operating at different logic voltage levels into a single system.
4. Battery-Powered Devices: Optimizes power consumption by enabling voltage translation between low-power components and higher voltage domains.

Detailed and Complete Alternative Models

1. SN74LVC2T45DCTR: Dual-Bit Bidirectional Voltage-Level Translator with Auto Direction Sensing
2. PCA9306DCURG4: Dual-Bit Bidirectional I2C Bus and SMBus Voltage-Level Translator
3. TXS0102DCTR: Dual-Bit Bidirectional Voltage-Level Translator for Open-Drain and Push-Pull Applications

These alternative models offer similar functionality and can be considered as alternatives to the TXB0102DCURG4 for voltage-level translation applications.

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