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74LVCHR16245AGRDR

74LVCHR16245AGRDR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter and Buffer
  • Characteristics: Bi-directional, 16-bit, voltage level translation
  • Package: TSSOP-48
  • Essence: Translates signals between different voltage levels
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Maximum Operating Frequency: 100MHz
  • Number of Channels: 16
  • Logic Family: LVCMOS / LVTTL

Detailed Pin Configuration

The 74LVCHR16245AGRDR has a total of 48 pins arranged in a TSSOP package. The pin configuration is as follows:

+---------------------+ OE1 |1 48| VCC A1 |2 47| B1 Y1 |3 46| GND A2 |4 45| B2 Y2 |5 44| GND A3 |6 43| B3 Y3 |7 42| GND A4 |8 41| B4 Y4 |9 40| GND A5 |10 39| B5 Y5 |11 38| GND A6 |12 37| B6 Y6 |13 36| GND A7 |14 35| B7 Y7 |15 34| GND A8 |16 33| B8 Y8 |17 32| GND A9 |18 31| B9 Y9 |19 30| GND A10 |20 29| B10 Y10 |21 28| GND A11 |22 27| B11 Y11 |23 26| GND A12 |24 25| B12 +---------------------+

Functional Features

  • Bi-directional level shifting: Allows translation of signals from one voltage level to another in both directions.
  • Voltage compatibility: Supports voltage translation between different logic families such as LVCMOS and LVTTL.
  • High-speed operation: Capable of operating at frequencies up to 100MHz, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with a variety of systems. - Bi-directional capability simplifies signal translation in both directions. - High-speed operation enables use in applications requiring fast data transfer.

Disadvantages: - Limited number of channels (16) may not be sufficient for complex systems requiring more connections. - TSSOP package may require careful handling during assembly due to its small size.

Working Principles

The 74LVCHR16245AGRDR is designed to translate signals between different voltage levels. It utilizes a combination of MOSFETs and level-shifting circuitry to achieve bi-directional voltage translation. The input signals are detected and converted to the desired output voltage level, allowing seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The 74LVCHR16245AGRDR can be used in various applications that require voltage level translation. Some potential application fields include: - Communication systems: Facilitating signal translation between different voltage domains in communication interfaces. - Microcontroller interfacing: Enabling communication between microcontrollers operating at different logic levels. - Sensor networks: Allowing integration of sensors with different voltage requirements into a single system.

Detailed and Complete Alternative Models

  • 74LVC245A: An alternative IC offering similar functionality but with an 8-bit configuration.
  • SN74LVCHT16245A: Another alternative IC with a 16-bit configuration, supporting higher operating frequencies.

(Note: The above alternative models are provided for reference and may have slight differences in specifications and pin configurations. It is recommended to refer to the respective datasheets for detailed information.)

This concludes the encyclopedia entry for the 74LVCHR16245AGRDR, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 74LVCHR16245AGRDR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of 74LVCHR16245AGRDR in technical solutions:

  1. Q: What is the function of the 74LVCHR16245AGRDR? A: The 74LVCHR16245AGRDR is a 16-bit bus transceiver with direction control, used for bidirectional level shifting between different voltage domains.

  2. Q: What is the operating voltage range of the 74LVCHR16245AGRDR? A: The 74LVCHR16245AGRDR operates within a voltage range of 1.65V to 5.5V.

  3. Q: Can the 74LVCHR16245AGRDR handle high-speed data transmission? A: Yes, the 74LVCHR16245AGRDR is designed for high-speed operation and can support data rates up to several hundred megahertz.

  4. Q: How many channels does the 74LVCHR16245AGRDR have? A: The 74LVCHR16245AGRDR has 16 bidirectional channels, allowing for simultaneous data transmission in both directions.

  5. Q: Does the 74LVCHR16245AGRDR have built-in ESD protection? A: Yes, the 74LVCHR16245AGRDR features built-in ESD protection, which helps safeguard against electrostatic discharge events.

  6. Q: Can I use the 74LVCHR16245AGRDR in mixed-voltage systems? A: Yes, the 74LVCHR16245AGRDR is commonly used in mixed-voltage systems to enable communication between devices operating at different voltage levels.

  7. Q: What is the maximum current that the 74LVCHR16245AGRDR can source or sink? A: The 74LVCHR16245AGRDR can source or sink up to 32mA of current per channel.

  8. Q: Does the 74LVCHR16245AGRDR support hot-swapping of devices? A: Yes, the 74LVCHR16245AGRDR supports hot-swapping, allowing for the insertion and removal of devices without disrupting the operation of the system.

  9. Q: Can I use the 74LVCHR16245AGRDR in automotive applications? A: Yes, the 74LVCHR16245AGRDR is suitable for automotive applications as it meets the necessary requirements for temperature range, reliability, and ESD protection.

  10. Q: Are there any specific layout considerations when using the 74LVCHR16245AGRDR? A: Yes, it is recommended to follow the manufacturer's guidelines for proper PCB layout, including minimizing trace lengths, providing adequate decoupling capacitors, and ensuring proper grounding to optimize performance and minimize noise.

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