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TCA9545APWR

TCA9545APWR

Manufacturer No:

TCA9545APWR

Manufacturer:

Texas Instruments

Description:

IC BUS SWITCH 2 X 1:4 20TSSOP

Datasheet:

Datasheet

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TCA9545APWR Specifications

  • Type
    Parameter
  • Supplier Device Package
    20-TSSOP
  • Package / Case
    20-TSSOP (0.173", 4.40mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    1.65V ~ 5.5V
  • Voltage Supply Source
    Single Supply
  • Current - Output High, Low
    -
  • Independent Circuits
    1
  • Circuit
    2 x 1:4
  • Type
    Bus Switch
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    TCA
The TCA9545APWR integrated circuit chip is a multiplexer and switch that allows communication between multiple I2C devices using a single I2C bus. It has the following advantages and application scenarios:1. Simplified System Design: The TCA9545APWR chip simplifies system design by allowing multiple I2C devices to share a common I2C bus. This reduces the number of bus lines and simplifies the overall system architecture.2. Increased I2C Address Space: With the TCA9545APWR chip, you can connect up to eight different I2C devices, each with a unique address, to a single I2C bus. This increases the address space available for I2C devices in the system.3. Enhanced Flexibility: The chip allows you to individually select and enable specific I2C devices connected to the bus. This flexibility enables the use of multiple devices, even with conflicting I2C addresses, and provides control over device communication.4. Power Management: The TCA9545APWR chip includes power management features that allow you to enable or disable power to individual I2C devices connected to it. This helps in saving power by selectively powering on/off specific devices.5. Signal Isolation: The chip provides signal isolation between the master module and each of the connected I2C devices. This prevents bus contention, reduces cross-talk, and ensures reliable communication.Application Scenarios: 1. Sensor Arrays: The TCA9545APWR chip can be used in applications where multiple sensors, such as temperature sensors, humidity sensors, and pressure sensors, need to be connected to a single bus. Each sensor can have a unique I2C address, allowing simultaneous access and control.2. Data Acquisition Systems: In data acquisition systems, where multiple analog-to-digital converters (ADCs) or digital-to-analog converters (DACs) need to be controlled and monitored, the TCA9545APWR chip can be used to aggregate multiple devices into a single I2C bus.3. Multiplexing Displays: If you have multiple displays, such as LCDs or OLEDs, that need to be controlled using a single I2C interface, the TCA9545APWR chip can be used to switch between different display modules and update the content.4. Industrial Control Systems: In industrial control systems, where multiple I2C devices like motor controllers, sensor banks, and communication modules are used, the TCA9545APWR chip helps manage and control these devices using a single I2C bus.Overall, the TCA9545APWR integrated circuit chip provides a versatile solution for integrating and managing multiple I2C devices in various applications, simplifying system design, and improving flexibility and power management.
TCA9545APWR Relevant information