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SN74CB3Q3245DGVR
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SN74CB3Q3245DGVR

Product Overview

  • Category: Integrated Circuit
  • Use: Level Shifter and Bus Switch
  • Characteristics: High-Speed, Low-Power, Bidirectional Voltage Translation
  • Package: VSSOP (Very Small Outline Package)
  • Essence: Voltage Translator and Multiplexer/Demultiplexer
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 1.65V to 3.6V
  • Input Voltage Range: 0V to VCCA + 0.5V
  • Output Voltage Range: 0V to VCCB + 0.5V
  • Maximum Data Rate: 400 Mbps
  • Low ON-State Resistance: 4.5Ω (typical) at 3.3V
  • Low Power Consumption: ICC = 2µA (maximum) in Shutdown Mode

Detailed Pin Configuration

The SN74CB3Q3245DGVR has a total of 24 pins. The pin configuration is as follows:

  1. OE (Output Enable) - Active LOW enable input
  2. A1 - Select input for multiplexer/demultiplexer
  3. B1 - Select input for multiplexer/demultiplexer
  4. A2 - Select input for multiplexer/demultiplexer
  5. B2 - Select input for multiplexer/demultiplexer
  6. A3 - Select input for multiplexer/demultiplexer
  7. B3 - Select input for multiplexer/demultiplexer
  8. GND (Ground) - Ground reference
  9. I/O1A - Bidirectional data I/O channel 1
  10. I/O1B - Bidirectional data I/O channel 1
  11. VCCA - Supply voltage for channel 1
  12. VCCB - Supply voltage for channel 2
  13. I/O2A - Bidirectional data I/O channel 2
  14. I/O2B - Bidirectional data I/O channel 2
  15. A4 - Select input for multiplexer/demultiplexer
  16. B4 - Select input for multiplexer/demultiplexer
  17. A5 - Select input for multiplexer/demultiplexer
  18. B5 - Select input for multiplexer/demultiplexer
  19. A6 - Select input for multiplexer/demultiplexer
  20. B6 - Select input for multiplexer/demultiplexer
  21. VREF - Reference voltage for level shifting
  22. GND (Ground) - Ground reference
  23. OE (Output Enable) - Active LOW enable input
  24. VCC - Positive supply voltage

Functional Features

  • Bidirectional Voltage Translation: Allows seamless translation between two different voltage domains.
  • Level Shifting: Enables interfacing between devices operating at different voltage levels.
  • Bus Switching: Facilitates the connection and disconnection of multiple devices to a common bus.

Advantages and Disadvantages

Advantages: - High-Speed Operation: Supports data rates up to 400 Mbps, ensuring efficient signal transmission. - Low Power Consumption: Consumes minimal power, making it suitable for battery-powered applications. - Small Package Size: The VSSOP package offers a compact form factor, saving board space.

Disadvantages: - Limited Voltage Range: The supply voltage range is restricted to 1.65V to 3.6V, limiting compatibility with lower or higher voltage systems. - Output Voltage Limitation: The output voltage range is constrained to 0V to VCCB + 0.5V, which may not be suitable for certain applications requiring wider voltage ranges.

Working Principles

The SN74CB3Q3245DGVR utilizes a combination of MOSFETs and control logic to achieve bidirectional voltage translation. The control inputs (A1-B6) determine the direction of data flow and the level of voltage translation. When the OE (Output Enable) input is LOW, the device is enabled, allowing data transmission between the two voltage domains. In the disabled state, the device isolates the two domains, preventing any signal interference.

Detailed Application Field Plans

The SN74CB3Q3245DGVR finds applications in various fields, including:

  1. Consumer Electronics: Enables communication between devices operating at different voltage levels, such as smartphones, tablets, and gaming consoles.
  2. Industrial Automation: Facilitates interfacing between control systems and sensors/actuators with varying voltage requirements.
  3. Automotive Electronics: Supports voltage translation between different subsystems within vehicles, ensuring seamless communication.
  4. IoT (Internet of Things): Enables connectivity between low-power devices operating at different voltage levels, enhancing interoperability.
  5. Telecommunications: Facilitates voltage translation in networking equipment, allowing for efficient data transfer between different components.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät SN74CB3Q3245DGVR :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of SN74CB3Q3245DGVR in technical solutions:

  1. Question: What is the SN74CB3Q3245DGVR?
    Answer: The SN74CB3Q3245DGVR is a high-bandwidth, low-voltage, bidirectional voltage level translator with 10-bit wide channels.

  2. Question: What is the operating voltage range of SN74CB3Q3245DGVR?
    Answer: The operating voltage range is from 1.65V to 3.6V.

  3. Question: Can the SN74CB3Q3245DGVR be used for level shifting between different voltage domains?
    Answer: Yes, it is specifically designed for bidirectional level translation between different voltage domains.

  4. Question: What is the maximum data rate supported by SN74CB3Q3245DGVR?
    Answer: It supports data rates up to 100 Mbps.

  5. Question: How many channels does the SN74CB3Q3245DGVR have?
    Answer: It has 10 channels, allowing for simultaneous bidirectional level translation of up to 10 signals.

  6. Question: Is the SN74CB3Q3245DGVR suitable for I2C or SPI applications?
    Answer: Yes, it can be used for level shifting in I2C or SPI applications, as well as other digital interfaces.

  7. Question: Does the SN74CB3Q3245DGVR have built-in ESD protection?
    Answer: Yes, it has integrated ESD protection, making it more robust against electrostatic discharge events.

  8. Question: What is the package type of SN74CB3Q3245DGVR?
    Answer: It comes in a small and compact VSSOP-20 package.

  9. Question: Can the SN74CB3Q3245DGVR be used in battery-powered applications?
    Answer: Yes, it is suitable for battery-powered applications due to its low-voltage operation and low power consumption.

  10. Question: Are there any application notes or reference designs available for SN74CB3Q3245DGVR?
    Answer: Yes, Texas Instruments provides application notes and reference designs that can help with the implementation of SN74CB3Q3245DGVR in various technical solutions.

Please note that these answers are general and may vary depending on specific use cases and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.