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TCA9617BDGKR
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TCA9617BDGKR

Product Overview

Category

TCA9617BDGKR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for I2C bus buffering and level shifting applications.

Characteristics

  • TCA9617BDGKR is a bidirectional translating switch that can be used to expand the capabilities of an I2C bus.
  • It operates from 1.65V to 5.5V, making it suitable for a wide range of applications.
  • The device supports both standard mode (up to 100 kHz) and fast mode (up to 400 kHz) I2C communication.
  • It features two voltage-level translators on the I2C bus lines, allowing different voltage levels between devices.
  • TCA9617BDGKR has built-in noise filtering, ensuring reliable data transmission in noisy environments.

Package

The TCA9617BDGKR is available in a small 8-pin VSSOP package.

Essence

The essence of TCA9617BDGKR lies in its ability to enable communication between devices with different voltage levels on an I2C bus.

Packaging/Quantity

This product is typically sold in reels, with 2500 units per reel.

Specifications

  • Supply Voltage: 1.65V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • I2C Bus Voltage Levels: 1.8V, 2.5V, 3.3V, 5V
  • I2C Bus Speed Modes: Standard Mode (up to 100 kHz), Fast Mode (up to 400 kHz)
  • Number of Pins: 8
  • Package Type: VSSOP

Detailed Pin Configuration

  1. SDA1: I2C bus data line for Port 1
  2. SCL1: I2C bus clock line for Port 1
  3. OE: Output enable pin for Port 0 and Port 1
  4. GND: Ground
  5. SDA0: I2C bus data line for Port 0
  6. SCL0: I2C bus clock line for Port 0
  7. VCCA: Supply voltage for Port 0
  8. VCCB: Supply voltage for Port 1

Functional Features

  • Bidirectional voltage-level translation between two I2C buses with different voltage levels.
  • Automatic direction sensing and control of the I2C bus lines.
  • Noise filtering to ensure reliable data transmission in noisy environments.
  • Supports both standard mode and fast mode I2C communication.

Advantages and Disadvantages

Advantages

  • Enables communication between devices with different voltage levels on an I2C bus.
  • Wide operating voltage range allows for versatile applications.
  • Built-in noise filtering ensures reliable data transmission.
  • Small package size saves board space.

Disadvantages

  • Limited to I2C bus applications only.
  • May require additional components for more complex level shifting scenarios.

Working Principles

TCA9617BDGKR works by translating the voltage levels between two I2C buses. It automatically detects the direction of data flow and adjusts the voltage levels accordingly. The device incorporates noise filtering techniques to maintain signal integrity during data transmission.

Detailed Application Field Plans

TCA9617BDGKR finds applications in various fields, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Medical devices - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

Some alternative models that provide similar functionality to TCA9617BDGKR are: - PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator - TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing

These alternative models offer comparable features and can be considered as substitutes for TCA9617BDGKR in certain applications.

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技術ソリューションにおける TCA9617BDGKR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of TCA9617BDGKR:

  1. Q: What is TCA9617BDGKR? A: TCA9617BDGKR is a bidirectional I2C bus buffer that can be used to extend the range of I2C communication in technical solutions.

  2. Q: What is the maximum operating voltage for TCA9617BDGKR? A: The maximum operating voltage for TCA9617BDGKR is 5.5V.

  3. Q: How many I2C channels does TCA9617BDGKR support? A: TCA9617BDGKR supports two bidirectional I2C channels.

  4. Q: Can TCA9617BDGKR be used as a level shifter? A: Yes, TCA9617BDGKR can be used as a level shifter to convert between different I2C voltage levels.

  5. Q: What is the maximum data rate supported by TCA9617BDGKR? A: TCA9617BDGKR supports a maximum data rate of 400 kHz.

  6. Q: Does TCA9617BDGKR require external pull-up resistors? A: Yes, TCA9617BDGKR requires external pull-up resistors on the SDA and SCL lines.

  7. Q: Can TCA9617BDGKR be used in hot-swappable applications? A: No, TCA9617BDGKR is not designed for hot-swappable applications.

  8. Q: Is TCA9617BDGKR compatible with 3.3V and 5V systems? A: Yes, TCA9617BDGKR is compatible with both 3.3V and 5V systems.

  9. Q: Can TCA9617BDGKR be used in automotive applications? A: Yes, TCA9617BDGKR is qualified for automotive applications and can operate in a wide temperature range.

  10. Q: Are there any evaluation boards or reference designs available for TCA9617BDGKR? A: Yes, Texas Instruments provides an evaluation module (EVM) for TCA9617BDGKR that can help with testing and development.

Please note that these answers are general and may vary depending on the specific requirements and use cases of your technical solution.