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SN74ABT646ANSR

SN74ABT646ANSR

Product Overview

  • Category: Integrated Circuit
  • Use: Bus Transceiver and Register
  • Characteristics: High-speed, low-power, bidirectional transceiver with 3-state outputs
  • Package: SOP (Small Outline Package)
  • Essence: Converts data between two bidirectional buses
  • Packaging/Quantity: Tape and Reel, 2500 pieces 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: 2.8ns (typical)
  • Output Drive Capability: ±24mA

Detailed Pin Configuration

The SN74ABT646ANSR has a total of 24 pins. The pin configuration is as follows:

  1. OE (Output Enable) 1
  2. A1 (Data Bus A) 1
  3. A2 (Data Bus A) 2
  4. A3 (Data Bus A) 3
  5. A4 (Data Bus A) 4
  6. A5 (Data Bus A) 5
  7. GND (Ground)
  8. B1 (Data Bus B) 1
  9. B2 (Data Bus B) 2
  10. B3 (Data Bus B) 3
  11. B4 (Data Bus B) 4
  12. B5 (Data Bus B) 5
  13. VCC (Supply Voltage)
  14. DIR (Direction Control)
  15. OE (Output Enable) 2
  16. O1 (Output Bus A) 1
  17. O2 (Output Bus A) 2
  18. O3 (Output Bus A) 3
  19. O4 (Output Bus A) 4
  20. O5 (Output Bus A) 5
  21. GND (Ground)
  22. O6 (Output Bus B) 1
  23. O7 (Output Bus B) 2
  24. O8 (Output Bus B) 3

Functional Features

  • Bidirectional data transfer between two buses
  • Output enable control for tristate operation
  • Direction control for selecting the direction of data flow
  • High-speed operation with minimal propagation delay
  • Low power consumption

Advantages and Disadvantages

Advantages: - High-speed data transfer - Low power consumption - Bidirectional functionality - Tristate outputs for bus sharing

Disadvantages: - Limited voltage range (4.5V to 5.5V) - Temperature limitations (-40°C to +85°C)

Working Principles

The SN74ABT646ANSR is designed to convert data between two bidirectional buses. It operates based on the direction control input (DIR), which determines the flow of data between the input bus (A) and the output bus (B). The output enable inputs (OE) allow for tristate operation, enabling multiple devices to share the same bus without interference.

Detailed Application Field Plans

The SN74ABT646ANSR is commonly used in various applications, including:

  1. Data communication systems
  2. Networking equipment
  3. Microprocessor-based systems
  4. Industrial automation
  5. Automotive electronics

Detailed and Complete Alternative Models

  1. SN74ABT646ADW: Wide SOIC package, 2500 pieces per reel
  2. SN74ABT646ADB: SSOP package, 2000 pieces per reel
  3. SN74ABT646APWR: TSSOP package, 3000 pieces per reel
  4. SN74ABT646ADBR: SSOP package, 2000 pieces per reel

These alternative models offer similar functionality and characteristics to the SN74ABT646ANSR, providing flexibility in choosing the most suitable package for specific applications.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням SN74ABT646ANSR у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of SN74ABT646ANSR:

  1. Q: What is SN74ABT646ANSR? A: SN74ABT646ANSR is a type of integrated circuit (IC) commonly used as a bus transceiver and voltage level translator.

  2. Q: What is the purpose of SN74ABT646ANSR? A: The purpose of SN74ABT646ANSR is to enable bidirectional data transfer between two buses operating at different voltage levels.

  3. Q: What voltage levels does SN74ABT646ANSR support? A: SN74ABT646ANSR supports voltage translation between 3.3V and 5V systems.

  4. Q: How many channels does SN74ABT646ANSR have? A: SN74ABT646ANSR has 8 channels, allowing for simultaneous translation of 8 data lines.

  5. Q: Can SN74ABT646ANSR be used in both directions simultaneously? A: Yes, SN74ABT646ANSR can be used for bidirectional data transfer, allowing data to flow in both directions simultaneously.

  6. Q: What is the maximum data rate supported by SN74ABT646ANSR? A: SN74ABT646ANSR supports a maximum data rate of 100 MHz.

  7. Q: Does SN74ABT646ANSR require external pull-up or pull-down resistors? A: No, SN74ABT646ANSR has built-in pull-up and pull-down resistors, eliminating the need for external components.

  8. Q: Can SN74ABT646ANSR handle high-speed signals? A: Yes, SN74ABT646ANSR is designed to handle high-speed signals and has a low propagation delay.

  9. Q: Can SN74ABT646ANSR be used in automotive applications? A: Yes, SN74ABT646ANSR is suitable for automotive applications as it meets the necessary standards for automotive electronics.

  10. Q: What package does SN74ABT646ANSR come in? A: SN74ABT646ANSR is available in a small-outline integrated circuit (SOIC) package.

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