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SN74BCT29843DWR
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SN74BCT29843DWR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Shifter
  • Characteristics:
    • Bidirectional voltage level translation
    • Wide operating voltage range
    • High-speed operation
  • Package: SOIC-20
  • Essence: Logic level shifting between different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2 V to 6 V
  • Input Voltage Range (VREF): 0 V to VCC
  • Output Voltage Range (VREF): 0 V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Input Capacitance: 4 pF
  • Output Capacitance: 8 pF
  • Propagation Delay Time: 5.5 ns (max)
  • Output Current: ±24 mA

Detailed Pin Configuration

The SN74BCT29843DWR has a total of 20 pins arranged as follows:

  1. OE1 (Output Enable Input 1)
  2. I/O1A (Bidirectional Data I/O 1A)
  3. GND (Ground)
  4. I/O1B (Bidirectional Data I/O 1B)
  5. VCC (Positive Power Supply)
  6. I/O1C (Bidirectional Data I/O 1C)
  7. I/O1D (Bidirectional Data I/O 1D)
  8. GND (Ground)
  9. I/O2D (Bidirectional Data I/O 2D)
  10. I/O2C (Bidirectional Data I/O 2C)
  11. VCC (Positive Power Supply)
  12. I/O2B (Bidirectional Data I/O 2B)
  13. GND (Ground)
  14. I/O2A (Bidirectional Data I/O 2A)
  15. OE2 (Output Enable Input 2)
  16. GND (Ground)
  17. A1 (Voltage Level Control Input 1)
  18. A2 (Voltage Level Control Input 2)
  19. VCC (Positive Power Supply)
  20. GND (Ground)

Functional Features

  • Bidirectional voltage level translation between two different voltage domains
  • Allows interfacing between devices operating at different logic levels
  • Supports high-speed data transmission
  • Output enable inputs for controlling the direction of data flow
  • Wide operating voltage range allows compatibility with various systems

Advantages and Disadvantages

Advantages: - Enables seamless communication between devices with different voltage levels - High-speed operation ensures efficient data transfer - Wide operating voltage range provides flexibility in system design

Disadvantages: - May introduce additional propagation delay in the signal path - Requires careful consideration of voltage compatibility to avoid damage to connected devices

Working Principles

The SN74BCT29843DWR is a bidirectional logic level shifter that facilitates voltage translation between two different voltage domains. It operates by utilizing a combination of MOSFETs and CMOS technology to ensure efficient and reliable data transfer. The device's input/output pins are designed to handle both high and low voltage levels, allowing seamless communication between devices operating at different logic levels.

Detailed Application Field Plans

The SN74BCT29843DWR finds applications in various fields where voltage level translation is required. Some potential application areas include:

  1. Microcontroller interfacing with different voltage peripherals
  2. Communication systems involving multiple voltage domains
  3. Industrial automation and control systems
  4. Automotive electronics
  5. Consumer electronics

Detailed and Complete Alternative Models

  1. SN74LVC4245APW - Octal Bus Transceiver with Voltage Translation
  2. SN74AVC4T245PW - 4-Bit Dual-Supply Bus Transceiver with Voltage Translation
  3. SN74LVC8T245PW - 8-Bit Dual-Supply Bus Transceiver with Voltage Translation
  4. SN74AVC16T245PW - 16-Bit Dual-Supply Bus Transceiver with Voltage Translation
  5. SN74LVC1T45DCKR - Single-Bit Dual-Supply Bus Transceiver with Voltage Translation

These alternative models offer similar functionality and can be considered as alternatives to the SN74BCT29843DWR based on specific application requirements.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von SN74BCT29843DWR in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of SN74BCT29843DWR in technical solutions:

  1. Q: What is SN74BCT29843DWR? A: SN74BCT29843DWR is a specific type of integrated circuit (IC) commonly used in digital logic applications.

  2. Q: What is the function of SN74BCT29843DWR? A: SN74BCT29843DWR is an 8-bit universal shift register with parallel inputs and outputs, which means it can store and shift data in various configurations.

  3. Q: What voltage levels does SN74BCT29843DWR support? A: SN74BCT29843DWR supports a wide range of voltage levels, typically between 4.5V and 5.5V.

  4. Q: Can SN74BCT29843DWR be used in both synchronous and asynchronous modes? A: Yes, SN74BCT29843DWR can operate in both synchronous and asynchronous modes, depending on the application requirements.

  5. Q: How many bits can SN74BCT29843DWR store or shift? A: SN74BCT29843DWR is an 8-bit shift register, meaning it can store or shift up to 8 bits of data at a time.

  6. Q: What is the maximum clock frequency supported by SN74BCT29843DWR? A: The maximum clock frequency supported by SN74BCT29843DWR is typically around 100 MHz, but it may vary based on operating conditions.

  7. Q: Can SN74BCT29843DWR be cascaded to increase the number of bits stored or shifted? A: Yes, multiple SN74BCT29843DWR ICs can be cascaded together to increase the number of bits stored or shifted.

  8. Q: What are the typical applications of SN74BCT29843DWR? A: SN74BCT29843DWR is commonly used in various digital systems, such as data storage, serial-to-parallel conversion, and parallel-to-serial conversion.

  9. Q: Does SN74BCT29843DWR have any built-in error detection or correction features? A: No, SN74BCT29843DWR does not have any built-in error detection or correction features. It primarily focuses on data storage and shifting operations.

  10. Q: Are there any specific precautions to consider when using SN74BCT29843DWR? A: It is important to follow the manufacturer's datasheet and guidelines for proper power supply connections, signal levels, and operating conditions to ensure reliable operation of SN74BCT29843DWR in your technical solution.

Please note that these answers are general and may vary based on specific datasheets and application requirements.