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SN74LVT162240DLR
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SN74LVT162240DLR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics:
    • Low Voltage TTL (LVT) technology
    • 16-bit bus interface
    • Bidirectional voltage translation
    • High-speed operation
    • Wide operating voltage range
  • Package: Datasheet package code: D, 48-pin SSOP (Shrink Small Outline Package)
  • Essence: The SN74LVT162240DLR is a logic level translator IC designed to provide bidirectional voltage translation between low voltage TTL (LVT) and other logic families.
  • Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

  • Supply Voltage Range: 2.7V to 3.6V
  • Input Voltage Range (VI): 0V to VCC
  • Output Voltage Range (VO): 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 4.5ns (max)
  • Output Drive Strength: ±12mA
  • ESD Protection: Human Body Model (HBM) > 2000V

Detailed Pin Configuration

The SN74LVT162240DLR has a 48-pin SSOP package with the following pin configuration:

  1. OE (Output Enable) 1
  2. A1 (Address Input) 1
  3. A2 (Address Input) 1
  4. GND (Ground)
  5. I/O1 (Bidirectional Data I/O) 1
  6. I/O2 (Bidirectional Data I/O) 1
  7. V_CC (Supply Voltage)
  8. I/O3 (Bidirectional Data I/O) 1
  9. I/O4 (Bidirectional Data I/O) 1
  10. A3 (Address Input) 1
  11. A4 (Address Input) 1
  12. GND (Ground)
  13. I/O5 (Bidirectional Data I/O) 1
  14. I/O6 (Bidirectional Data I/O) 1
  15. V_CC (Supply Voltage)
  16. I/O7 (Bidirectional Data I/O) 1
  17. I/O8 (Bidirectional Data I/O) 1
  18. A5 (Address Input) 1
  19. A6 (Address Input) 1
  20. GND (Ground)
  21. I/O9 (Bidirectional Data I/O) 1
  22. I/O10 (Bidirectional Data I/O) 1
  23. V_CC (Supply Voltage)
  24. I/O11 (Bidirectional Data I/O) 1
  25. I/O12 (Bidirectional Data I/O) 1
  26. A7 (Address Input) 1
  27. A8 (Address Input) 1
  28. GND (Ground)
  29. I/O13 (Bidirectional Data I/O) 1
  30. I/O14 (Bidirectional Data I/O) 1
  31. V_CC (Supply Voltage)
  32. I/O15 (Bidirectional Data I/O) 1
  33. I/O16 (Bidirectional Data I/O) 1
  34. A9 (Address Input) 1
  35. A10 (Address Input) 1
  36. GND (Ground)
  37. I/O17 (Bidirectional Data I/O) 1
  38. I/O18 (Bidirectional Data I/O) 1
  39. V_CC (Supply Voltage)
  40. I/O19 (Bidirectional Data I/O) 1
  41. I/O20 (Bidirectional Data I/O) 1
  42. A11 (Address Input) 1
  43. A12 (Address Input) 1
  44. GND (Ground)
  45. I/O21 (Bidirectional Data I/O) 1
  46. I/O22 (Bidirectional Data I/O) 1
  47. V_CC (Supply Voltage)
  48. OE (Output Enable) 2

Functional Features

  • Bidirectional voltage translation between low voltage TTL (LVT) and other logic families.
  • Allows seamless communication between devices operating at different voltage levels.
  • Supports a wide range of applications requiring level shifting.

Advantages and Disadvantages

Advantages: - Low voltage operation allows compatibility with various systems. - High-speed operation enables efficient data transfer. - Bidirectional capability simplifies design and reduces component count.

Disadvantages: - Limited to specific voltage ranges, may not be suitable for all applications. - Requires careful consideration of input/output voltage levels to ensure proper functionality.

Working Principles

The SN74LVT162240DLR utilizes LVT technology to provide bidirectional voltage translation. It

Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SN74LVT162240DLR trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of SN74LVT162240DLR in technical solutions:

  1. Q: What is SN74LVT162240DLR? A: SN74LVT162240DLR is a 16-bit buffer/driver with 3-state outputs, commonly used for signal buffering and level shifting in digital circuits.

  2. Q: What is the operating voltage range of SN74LVT162240DLR? A: The operating voltage range is typically between 2.7V and 3.6V.

  3. Q: Can SN74LVT162240DLR be used for bidirectional communication? A: Yes, it can be used for bidirectional communication as it has separate input and output pins.

  4. Q: What is the maximum output current that SN74LVT162240DLR can drive? A: SN74LVT162240DLR can typically drive up to 12mA of output current per channel.

  5. Q: Does SN74LVT162240DLR have built-in protection against overvoltage or short-circuits? A: No, SN74LVT162240DLR does not have built-in protection against overvoltage or short-circuits. External protection circuitry may be required.

  6. Q: Can SN74LVT162240DLR be used in high-speed applications? A: Yes, SN74LVT162240DLR is designed for high-speed operation and can support data rates up to several hundred megahertz.

  7. Q: How many channels does SN74LVT162240DLR have? A: SN74LVT162240DLR has 16 channels, allowing it to buffer or drive up to 16 separate signals.

  8. Q: Can SN74LVT162240DLR be used in both 3.3V and 5V systems? A: Yes, SN74LVT162240DLR is compatible with both 3.3V and 5V systems, making it versatile for various applications.

  9. Q: What is the typical propagation delay of SN74LVT162240DLR? A: The typical propagation delay is around 4.2 nanoseconds.

  10. Q: Is SN74LVT162240DLR available in different package options? A: Yes, SN74LVT162240DLR is available in various package options, such as SOIC, TSSOP, and SSOP, providing flexibility for different PCB layouts and designs.

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