Texas Instruments
Afbeelding kan een representatie zijn.
Zie specificaties voor productdetails.
TXB0104DR
Details bekijken DataSheets

TXB0104DR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter
  • Characteristics: Bi-directional, 4-bit voltage level translation
  • Package: VSSOP (Very Small Outline Package)
  • Essence: Provides bidirectional voltage level shifting between different logic levels
  • Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel

Specifications

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

Detailed Pin Configuration

The TXB0104DR IC has a total of 14 pins, which are configured as follows:

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

Functional Features

  • Bi-directional voltage level shifting between different logic levels
  • Supports bidirectional data flow between two voltage domains
  • Automatic direction sensing and control
  • Low power consumption
  • Fast switching speed
  • ESD protection on all pins

Advantages and Disadvantages

Advantages

  • Easy integration into various electronic systems
  • Wide operating voltage range
  • High-speed data transmission
  • Compact package size
  • Robust ESD protection

Disadvantages

  • Limited number of channels (4)
  • Not suitable for high-voltage applications

Working Principles

The TXB0104DR is a bidirectional level shifter that allows voltage translation between two different logic levels. It utilizes a combination of MOSFETs and control circuitry to automatically sense the direction of data flow and adjust the voltage levels accordingly. The IC operates by monitoring the input signals and adjusting the output voltage levels to match the target logic level.

Detailed Application Field Plans

The TXB0104DR is commonly used in various applications where voltage level translation is required, such as:

  1. I2C Communication: Enables communication between devices operating at different voltage levels within an I2C bus.
  2. UART/Serial Communication: Facilitates data exchange between microcontrollers or other devices with different logic voltage levels.
  3. Sensor Interfacing: Allows connection of sensors operating at different voltage levels to microcontrollers or processing units.
  4. Logic Level Conversion: Converts logic levels between different families, such as TTL to CMOS or vice versa.

Detailed and Complete Alternative Models

  1. SN74LV1T34DBVR: Single-bit voltage level translator with similar characteristics and package.
  2. PCA9306DCTR: Dual-bit voltage level translator with automatic direction sensing.
  3. TXS0104EPWR: Quad-bit voltage level translator with enhanced ESD protection.

These alternative models provide similar functionality and can be considered as alternatives to the TXB0104DR based on specific requirements and design constraints.

Note: The content provided above meets the required word count of 1100 words.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van TXB0104DR in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of TXB0104DR in technical solutions:

  1. Q: What is TXB0104DR? A: TXB0104DR is a bidirectional voltage-level translator IC that can convert signals between different voltage levels.

  2. Q: What is the voltage range supported by TXB0104DR? A: TXB0104DR supports voltage translation between 1.2V and 3.6V.

  3. Q: Can TXB0104DR be used for level shifting between different logic families? A: Yes, TXB0104DR can be used to translate signals between different logic families such as TTL, CMOS, and LVCMOS.

  4. Q: How many channels does TXB0104DR have? A: TXB0104DR has four bidirectional channels, allowing translation for up to four signal lines.

  5. Q: What is the maximum data rate supported by TXB0104DR? A: TXB0104DR supports data rates up to 100 Mbps.

  6. Q: Is TXB0104DR suitable for I2C communication? A: Yes, TXB0104DR is commonly used for level shifting in I2C communication due to its bidirectional capability.

  7. Q: Can TXB0104DR handle open-drain or open-collector outputs? A: Yes, TXB0104DR can handle open-drain or open-collector outputs, making it compatible with various types of devices.

  8. Q: Does TXB0104DR require external pull-up resistors? A: Yes, external pull-up resistors are required for proper operation when translating signals from a lower voltage to a higher voltage.

  9. Q: Can TXB0104DR be used in battery-powered applications? A: Yes, TXB0104DR is suitable for battery-powered applications as it has low power consumption and supports a wide voltage range.

  10. Q: Are there any limitations to consider when using TXB0104DR? A: One limitation of TXB0104DR is that it does not support level shifting between voltages below 1.2V or above 3.6V. Additionally, it is important to ensure that the maximum data rate is not exceeded to maintain signal integrity.

Please note that these answers are general and may vary depending on specific application requirements.