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SN74ABT240ADBR
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SN74ABT240ADBR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Line Driver
  • Characteristics: High-speed, low-power, non-inverting
  • Package: SSOP (Shrink Small Outline Package)
  • Essence: Logic gate with 8-bit input/output
  • 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: 3.8ns (typical)
  • Output Current: ±24mA
  • Input Capacitance: 4pF (typical)

Detailed Pin Configuration

The SN74ABT240ADBR has a total of 20 pins, which are assigned as follows:

  1. A1 - Input 1
  2. B1 - Input 2
  3. Y1 - Output 1
  4. GND - Ground
  5. Y2 - Output 2
  6. B2 - Input 3
  7. A2 - Input 4
  8. OE - Output Enable
  9. Y3 - Output 3
  10. GND - Ground
  11. Y4 - Output 4
  12. A3 - Input 5
  13. B3 - Input 6
  14. VCC - Power Supply
  15. B4 - Input 7
  16. A4 - Input 8
  17. Y5 - Output 5
  18. GND - Ground
  19. Y6 - Output 6
  20. B5 - Input 9

Functional Features

  • Non-inverting buffer with 3-state outputs
  • High-speed operation suitable for bus-oriented applications
  • Low power consumption
  • TTL-compatible inputs and outputs
  • Output current capability of ±24mA

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Low power consumption helps in reducing energy usage - 3-state outputs enable easy bus sharing - Wide supply voltage range enhances compatibility

Disadvantages: - Limited output current may not be suitable for high-power applications - SSOP package may require careful handling during assembly

Working Principles

The SN74ABT240ADBR is a non-inverting buffer that amplifies and transfers digital signals. It operates by receiving input signals on the A1-A4 and B1-B5 pins, which are then processed and amplified internally. The resulting output signals are available on the Y1-Y6 pins. The OE pin controls the output enable/disable functionality.

Detailed Application Field Plans

The SN74ABT240ADBR is commonly used in various applications, including:

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

Detailed and Complete Alternative Models

  1. SN74ABT244ADB - Octal buffer/line driver with 3-state outputs
  2. SN74ABT245ADB - Octal bus transceiver with 3-state outputs
  3. SN74ABT16245ADGGR - 16-bit bus transceiver with 3-state outputs
  4. SN74ABT573ADW - Octal transparent latch with 3-state outputs
  5. SN74ABT574ADWR - Octal D-type flip-flop with 3-state outputs

These alternative models offer similar functionality and can be considered as substitutes for the SN74ABT240ADBR in different applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74ABT240ADBR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74ABT240ADBR in technical solutions:

  1. Q: What is SN74ABT240ADBR? A: SN74ABT240ADBR is a specific type of integrated circuit (IC) known as a octal buffer/line driver with 3-state outputs.

  2. Q: What is the purpose of SN74ABT240ADBR? A: SN74ABT240ADBR is used to provide buffering and signal amplification for digital signals in various electronic circuits.

  3. Q: What voltage levels does SN74ABT240ADBR support? A: SN74ABT240ADBR supports a wide range of voltage levels, typically between 2V and 5.5V.

  4. Q: How many inputs and outputs does SN74ABT240ADBR have? A: SN74ABT240ADBR has 8 inputs and 8 outputs, making it suitable for applications that require multiple signal lines.

  5. Q: Can SN74ABT240ADBR handle bidirectional data flow? A: No, SN74ABT240ADBR is a unidirectional buffer and does not support bidirectional data flow.

  6. Q: What is the maximum current that SN74ABT240ADBR can source or sink? A: SN74ABT240ADBR can source or sink up to 32mA of current per output pin.

  7. Q: Is SN74ABT240ADBR compatible with TTL logic levels? A: Yes, SN74ABT240ADBR is designed to be compatible with both TTL and CMOS logic levels.

  8. Q: Can SN74ABT240ADBR be used in high-speed applications? A: Yes, SN74ABT240ADBR is capable of operating at high speeds, with typical propagation delays in the nanosecond range.

  9. Q: Does SN74ABT240ADBR have built-in protection against electrostatic discharge (ESD)? A: Yes, SN74ABT240ADBR includes ESD protection on all inputs and outputs to safeguard against damage.

  10. Q: What package options are available for SN74ABT240ADBR? A: SN74ABT240ADBR is available in various package options, such as SOIC, TSSOP, and SSOP, to suit different PCB layouts and assembly requirements.

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