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SN74F543NSRE4
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SN74F543NSRE4

Product Overview

  • Category: Integrated Circuit
  • Use: Logic Level Shifter
  • Characteristics: High-speed, Non-inverting, Octal Bus Transceiver
  • Package: 20-pin Small Outline Integrated Circuit (SOIC)
  • Essence: Transfers data between two bidirectional buses with different voltage levels
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 4.5V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 6ns (typical)
  • Output Drive Capability: ±24mA

Detailed Pin Configuration

  1. OE (Output Enable) 1
  2. A1 (Data Bus A) 1
  3. B1 (Data Bus B) 1
  4. GND (Ground)
  5. B2 (Data Bus B) 2
  6. A2 (Data Bus A) 2
  7. OE (Output Enable) 2
  8. VCC (Supply Voltage)
  9. B3 (Data Bus B) 3
  10. A3 (Data Bus A) 3
  11. OE (Output Enable) 3
  12. B4 (Data Bus B) 4
  13. A4 (Data Bus A) 4
  14. OE (Output Enable) 4
  15. B5 (Data Bus B) 5
  16. A5 (Data Bus A) 5
  17. OE (Output Enable) 5
  18. B6 (Data Bus B) 6
  19. A6 (Data Bus A) 6
  20. OE (Output Enable) 6

Functional Features

  • Bidirectional data transfer between two buses with different voltage levels
  • Non-inverting logic level shifting
  • High-speed operation for efficient data transmission
  • Output enable control for easy bus management

Advantages and Disadvantages

Advantages

  • Allows interfacing between systems operating at different voltage levels
  • Provides reliable and efficient data transfer
  • Supports high-speed communication
  • Easy to use with output enable control

Disadvantages

  • Limited to octal bus transceiver functionality
  • Requires careful consideration of voltage compatibility

Working Principles

The SN74F543NSRE4 is designed to facilitate the transfer of data between two bidirectional buses that operate at different voltage levels. It utilizes non-inverting logic to ensure accurate data transmission. The device features an output enable control, which allows users to manage the bus directionality effectively.

Detailed Application Field Plans

The SN74F543NSRE4 is commonly used in various applications where logic level shifting is required. Some typical application fields include:

  1. Microcontroller interfacing with peripheral devices
  2. Communication interfaces between different voltage domains
  3. Data transfer between FPGA and external memory modules
  4. Industrial automation systems requiring voltage level translation
  5. Automotive electronics for signal conversion between subsystems

Detailed and Complete Alternative Models

  1. SN74LVC245A: Octal Bus Transceiver with 3-State Outputs
  2. SN74LVCH245A: Octal Bus Transceiver with 3-State Outputs
  3. SN74HCT245: Octal Bus Transceiver with 3-State Outputs
  4. SN74LVC4245A: Octal Dual-Supply Bus Transceiver with 3-State Outputs
  5. SN74LVC8T245: 8-Bit Dual-Supply Bus Transceiver with 3-State Outputs

These alternative models offer similar functionality and can be considered as alternatives to the SN74F543NSRE4.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74F543NSRE4 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74F543NSRE4 in technical solutions:

  1. Q: What is the SN74F543NSRE4? A: The SN74F543NSRE4 is a octal registered transceiver with 3-state outputs, commonly used in digital systems.

  2. Q: What is the purpose of the SN74F543NSRE4? A: The SN74F543NSRE4 is designed to facilitate bidirectional data transfer between two buses with different voltage levels or protocols.

  3. Q: What is the maximum operating voltage for the SN74F543NSRE4? A: The SN74F543NSRE4 has a maximum operating voltage of 5.5V.

  4. Q: How many data lines can the SN74F543NSRE4 handle? A: The SN74F543NSRE4 can handle 8 data lines, as it is an octal transceiver.

  5. Q: Can the SN74F543NSRE4 be used in both parallel and serial communication systems? A: Yes, the SN74F543NSRE4 can be used in both parallel and serial communication systems, depending on the application requirements.

  6. Q: Does the SN74F543NSRE4 support 3-state outputs? A: Yes, the SN74F543NSRE4 supports 3-state outputs, allowing multiple devices to share a bus without interfering with each other.

  7. Q: What is the maximum data transfer rate of the SN74F543NSRE4? A: The maximum data transfer rate of the SN74F543NSRE4 depends on various factors such as the system clock frequency and setup time requirements.

  8. Q: Can the SN74F543NSRE4 be used in both synchronous and asynchronous systems? A: Yes, the SN74F543NSRE4 can be used in both synchronous and asynchronous systems, depending on the application requirements.

  9. Q: Does the SN74F543NSRE4 have built-in protection features? A: The SN74F543NSRE4 does not have built-in protection features. Additional external circuitry may be required for voltage level translation or ESD protection.

  10. Q: What are some typical applications of the SN74F543NSRE4? A: The SN74F543NSRE4 is commonly used in applications such as data buses, address buses, memory interfacing, and general-purpose digital signal transmission.

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