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MC74LVX4245DTR2G

MC74LVX4245DTR2G

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter and Voltage Translator
  • Characteristics:
    • High-speed operation
    • Low power consumption
    • Wide voltage range
    • Bidirectional voltage translation
  • Package: TSSOP-24
  • Essence: The MC74LVX4245DTR2G is a level shifter and voltage translator IC that allows bidirectional voltage translation between different logic levels.
  • Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • Logic Voltage Levels:
    • High-Level Input Voltage (VIH): 2.3V to VCC + 0.3V
    • Low-Level Input Voltage (VIL): -0.3V to 0.8V
    • High-Level Output Voltage (VOH): VCC - 0.4V
    • Low-Level Output Voltage (VOL): 0.4V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC74LVX4245DTR2G has a total of 24 pins. The pin configuration is as follows:

___________ OE1 --| |-- VCC OE2 --| |-- A1 A2 --| |-- B1 A3 --| |-- B2 A4 --| |-- B3 A5 --| |-- B4 A6 --| |-- B5 A7 --| |-- B6 GND --| |-- B7 DIR --| |-- B8 B9 --| |-- A8 B10 --| |-- A7 B11 --| |-- A6 B12 --| |-- A5 B13 --| |-- A4 B14 --| |-- A3 B15 --| |-- A2 B16 --| |-- A1 Y1 --| |-- OE2 Y2 --| |-- OE1 Y3 --| |-- GND Y4 --| |-- DIR |___________|

Functional Features

  • Bidirectional Voltage Translation: The MC74LVX4245DTR2G allows for bidirectional voltage translation between two different logic levels, making it suitable for interfacing between systems operating at different voltage levels.
  • High-Speed Operation: This IC is designed for high-speed operation, enabling fast data transmission and processing.
  • Low Power Consumption: The MC74LVX4245DTR2G is optimized for low power consumption, making it suitable for battery-powered devices or applications where power efficiency is crucial.
  • Wide Voltage Range: It supports a wide supply voltage range from 1.65V to 5.5V, providing flexibility in various applications.

Advantages and Disadvantages

Advantages: - Bidirectional voltage translation capability - High-speed operation - Low power consumption - Wide voltage range compatibility

Disadvantages: - Limited number of pins for voltage translation (16 channels)

Working Principles

The MC74LVX4245DTR2G utilizes a combination of MOSFETs and control circuitry to achieve bidirectional voltage translation. When the direction control pin (DIR) is set to a specific logic level, the IC will translate the input voltage levels on one side (A1-A8) to the corresponding output voltage levels on the other side (B1-B8) and vice versa.

Detailed Application Field Plans

The MC74LVX4245DTR2G is commonly used in various applications, including:

  1. Microcontroller interfacing: It enables communication between microcontrollers operating at different voltage levels.
  2. Sensor interfaces: It facilitates voltage translation between sensors and microcontrollers or other digital devices.
  3. Communication systems: It can be used for level shifting in serial communication protocols such as UART, SPI, or I2C.
  4. Battery-powered devices: The low power consumption of this IC makes it suitable for portable and battery-operated devices.

Detailed and Complete Alternative Models

  • TXS0108E: 8-bit bidirectional voltage-level translator with automatic direction sensing.
  • SN74LVC4245A: Octal bus transceiver and voltage level shifter with 3-state outputs.
  • PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator.

(Note: This list is not exhaustive and there are several alternative models available in the market.)

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng MC74LVX4245DTR2G trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of MC74LVX4245DTR2G in technical solutions:

  1. Q: What is MC74LVX4245DTR2G? A: MC74LVX4245DTR2G is a voltage level translator and bus transceiver IC.

  2. Q: What is the operating voltage range of MC74LVX4245DTR2G? A: The operating voltage range is from 2.0V to 3.6V.

  3. Q: What is the maximum data rate supported by MC74LVX4245DTR2G? A: MC74LVX4245DTR2G supports a maximum data rate of 100 Mbps.

  4. Q: Can MC74LVX4245DTR2G be used for bidirectional level translation? A: Yes, MC74LVX4245DTR2G can be used for bidirectional level translation.

  5. Q: What is the input/output voltage compatibility of MC74LVX4245DTR2G? A: MC74LVX4245DTR2G is compatible with both TTL and CMOS logic levels.

  6. Q: How many channels does MC74LVX4245DTR2G have? A: MC74LVX4245DTR2G has 8 bidirectional channels.

  7. Q: What is the output drive capability of MC74LVX4245DTR2G? A: MC74LVX4245DTR2G has a typical output drive capability of ±24 mA.

  8. Q: Can MC74LVX4245DTR2G be used in mixed-voltage systems? A: Yes, MC74LVX4245DTR2G can be used in mixed-voltage systems to interface between different voltage domains.

  9. Q: Does MC74LVX4245DTR2G have built-in ESD protection? A: Yes, MC74LVX4245DTR2G has built-in ESD protection on all inputs and outputs.

  10. Q: What is the package type of MC74LVX4245DTR2G? A: MC74LVX4245DTR2G is available in a TSSOP-24 package.

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