Texas Instruments
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TXB0104RUTR
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TXB0104RUTR

Product Overview

  • Category: Integrated Circuit
  • Use: Level Shifter
  • Characteristics: Bi-directional, 4-bit voltage level translator
  • Package: QFN (Quad Flat No-leads)
  • Essence: Translates logic voltage levels between different systems
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Supply Voltage Range: 1.2V to 3.6V
  • High-level Input Voltage (VIH): 0.7 x VCC
  • Low-level Input Voltage (VIL): 0.3 x VCC
  • High-level Output Voltage (VOH): 0.9 x VCC
  • Low-level Output Voltage (VOL): 0.1 x VCC
  • Maximum Data Rate: 100 Mbps

Detailed Pin Configuration

The TXB0104RUTR has a total of 14 pins:

  1. OE (Output Enable)
  2. A1 (Channel A Control Input)
  3. B1 (Channel B Control Input)
  4. A2 (Channel A Data Input/Output)
  5. B2 (Channel B Data Input/Output)
  6. GND (Ground)
  7. VCCA (Channel A Power Supply)
  8. VCCB (Channel B Power Supply)
  9. B3 (Channel B Data Input/Output)
  10. A3 (Channel A Data Input/Output)
  11. B4 (Channel B Data Input/Output)
  12. A4 (Channel A Data Input/Output)
  13. VREF (Reference Voltage)
  14. VCC (Power Supply)

Functional Features

  • Bi-directional voltage level translation between two different systems
  • Automatic direction sensing and control
  • Supports bidirectional data transfer
  • Wide supply voltage range for compatibility with various systems
  • High-speed data transmission up to 100 Mbps

Advantages and Disadvantages

Advantages: - Bi-directional translation simplifies system design - Automatic direction sensing eliminates the need for additional control signals - Wide supply voltage range allows compatibility with different systems - High-speed data transmission enables efficient communication

Disadvantages: - Limited to 4-bit level shifting, may not be suitable for larger data buses - Requires careful consideration of input/output voltage levels to prevent signal distortion

Working Principles

The TXB0104RUTR is a bidirectional level shifter that translates logic voltage levels between two different systems. It operates by automatically sensing the direction of data flow and adjusting the voltage levels accordingly. The device uses a combination of MOSFETs and level-shifting circuitry to achieve bi-directional voltage translation.

Detailed Application Field Plans

The TXB0104RUTR can be used in various applications where voltage level translation is required. Some potential application fields include:

  1. IoT Devices: Enables communication between devices operating at different voltage levels.
  2. Consumer Electronics: Facilitates data transfer between components with varying logic voltage levels.
  3. Industrial Automation: Allows integration of systems with different voltage requirements.
  4. Automotive Electronics: Supports communication between different subsystems within a vehicle.

Detailed and Complete Alternative Models

  1. SN74LV1T34DBVR: Single-bit voltage level translator with similar characteristics.
  2. PCA9306DCUR: Dual-bus voltage level translator with automatic direction sensing.
  3. TXS0108EPWR: 8-bit voltage level translator with higher data rate capability.

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

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af TXB0104RUTR i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of TXB0104RUTR in technical solutions:

  1. Q: What is TXB0104RUTR? A: TXB0104RUTR is a bidirectional voltage-level translator IC that can convert signals between different voltage levels.

  2. Q: What is the operating voltage range of TXB0104RUTR? A: The operating voltage range of TXB0104RUTR is from 1.2V to 3.6V.

  3. Q: Can TXB0104RUTR translate between different voltage levels? A: Yes, TXB0104RUTR can translate signals between two different voltage domains, such as 1.8V and 3.3V.

  4. Q: How many channels does TXB0104RUTR have? A: TXB0104RUTR has four bidirectional channels, allowing translation for up to four signal lines.

  5. Q: What is the maximum data rate supported by TXB0104RUTR? A: TXB0104RUTR supports a maximum data rate of 100 Mbps.

  6. Q: Does TXB0104RUTR require external pull-up or pull-down resistors? A: No, TXB0104RUTR has built-in pull-up resistors on the A-side and pull-down resistors on the B-side, eliminating the need for external resistors.

  7. Q: Can TXB0104RUTR handle level shifting for open-drain or open-collector signals? A: Yes, TXB0104RUTR can handle level shifting for both push-pull and open-drain/open-collector signals.

  8. Q: Is TXB0104RUTR suitable for I2C or SMBus applications? A: Yes, TXB0104RUTR is compatible with I2C and SMBus protocols and can be used for level translation in these applications.

  9. Q: What is the power supply voltage required for TXB0104RUTR? A: TXB0104RUTR requires a single power supply voltage of 1.65V to 3.6V.

  10. Q: Can TXB0104RUTR tolerate overvoltage on its input pins? A: Yes, TXB0104RUTR has built-in ESD protection and can tolerate overvoltage up to 5.5V on its input pins.

Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.