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SN74ABTH18504APM
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SN74ABTH18504APM

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics: High-speed, bidirectional voltage translation
  • Package: 48-pin TQFP (Thin Quad Flat Package)
  • Essence: Translates signals between different voltage levels
  • Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications

  • Supply Voltage Range: 1.2V to 3.6V
  • Input Voltage Range (A Port): 0V to VCCA + 0.5V
  • Input Voltage Range (B Port): 0V to VCCB + 0.5V
  • Output Voltage Range (A Port): 0V to VCCA + 0.5V
  • Output Voltage Range (B Port): 0V to VCCB + 0.5V
  • Maximum Data Rate: 100 Mbps
  • Number of Channels: 8

Detailed Pin Configuration

The SN74ABTH18504APM has a total of 48 pins. The pin configuration is as follows:

  1. OE1 (Output Enable 1)
  2. A1 (Channel A1 Input/Output)
  3. B1 (Channel B1 Input/Output)
  4. GND (Ground)
  5. A2 (Channel A2 Input/Output)
  6. B2 (Channel B2 Input/Output)
  7. VCCA (Voltage Supply for Channel A)
  8. A3 (Channel A3 Input/Output)
  9. B3 (Channel B3 Input/Output)
  10. VCCB (Voltage Supply for Channel B)
  11. A4 (Channel A4 Input/Output)
  12. B4 (Channel B4 Input/Output)
  13. VREF (Reference Voltage)
  14. A5 (Channel A5 Input/Output)
  15. B5 (Channel B5 Input/Output)
  16. GND (Ground)
  17. A6 (Channel A6 Input/Output)
  18. B6 (Channel B6 Input/Output)
  19. VCCA (Voltage Supply for Channel A)
  20. A7 (Channel A7 Input/Output)
  21. B7 (Channel B7 Input/Output)
  22. VCCB (Voltage Supply for Channel B)
  23. A8 (Channel A8 Input/Output)
  24. B8 (Channel B8 Input/Output)
  25. VREF (Reference Voltage)
  26. GND (Ground)
  27. OE2 (Output Enable 2)
  28. A9 (Channel A9 Input/Output)
  29. B9 (Channel B9 Input/Output)
  30. VCCA (Voltage Supply for Channel A)
  31. A10 (Channel A10 Input/Output)
  32. B10 (Channel B10 Input/Output)
  33. VCCB (Voltage Supply for Channel B)
  34. A11 (Channel A11 Input/Output)
  35. B11 (Channel B11 Input/Output)
  36. VREF (Reference Voltage)
  37. A12 (Channel A12 Input/Output)
  38. B12 (Channel B12 Input/Output)
  39. GND (Ground)
  40. A13 (Channel A13 Input/Output)
  41. B13 (Channel B13 Input/Output)
  42. VCCA (Voltage Supply for Channel A)
  43. A14 (Channel A14 Input/Output)
  44. B14 (Channel B14 Input/Output)
  45. VCCB (Voltage Supply for Channel B)
  46. A15 (Channel A15 Input/Output)
  47. B15 (Channel B15 Input/Output)
  48. VREF (Reference Voltage)

Functional Features

  • Bidirectional voltage translation between two voltage domains
  • Automatic direction control based on input signal levels
  • High-speed data transmission up to 100 Mbps
  • Low power consumption
  • ESD (Electrostatic Discharge) protection on all pins

Advantages and Disadvantages

Advantages: - Allows seamless communication between devices operating at different voltage levels - Supports high-speed data transmission - Provides automatic direction control for ease of use - Offers ESD protection for enhanced reliability

Disadvantages: - Limited to a maximum data rate of 100 Mbps - Requires careful consideration of voltage level compatibility

Working Principles

The SN74ABTH18504APM is designed to translate logic signals between two voltage domains. It uses a combination of level shifters and direction control circuitry to ensure bidirectional communication. The device automatically detects the input signal levels and adjusts the direction of translation accordingly. This allows devices operating at different voltage levels to communicate seamlessly.

Detailed Application Field Plans

The SN74ABTH18504APM is commonly used in various applications that require voltage level translation, such as:

  1. Microcontroller

技術ソリューションにおける SN74ABTH18504APM の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of SN74ABTH18504APM in technical solutions:

  1. Q: What is SN74ABTH18504APM? A: SN74ABTH18504APM is a high-performance, 18-bit universal bus transceiver with 3-state outputs. It is commonly used for data transmission and control in various technical applications.

  2. Q: What voltage levels does SN74ABTH18504APM support? A: SN74ABTH18504APM supports voltage levels ranging from 2.5V to 3.6V, making it compatible with a wide range of systems.

  3. Q: How many bits can SN74ABTH18504APM handle? A: SN74ABTH18504APM can handle 18 bits of data, making it suitable for applications that require the transmission of large amounts of data.

  4. Q: Can SN74ABTH18504APM be used bidirectionally? A: Yes, SN74ABTH18504APM can be used bidirectionally, allowing data to be transmitted in both directions on the same bus.

  5. Q: What is the maximum operating frequency of SN74ABTH18504APM? A: The maximum operating frequency of SN74ABTH18504APM is typically around 200MHz, making it suitable for high-speed data transmission.

  6. Q: Does SN74ABTH18504APM have built-in ESD protection? A: Yes, SN74ABTH18504APM has built-in ESD protection, which helps safeguard the device against electrostatic discharge.

  7. Q: Can SN74ABTH18504APM be used in hot-swappable applications? A: Yes, SN74ABTH18504APM supports hot-swapping, allowing it to be inserted or removed from a live system without causing damage.

  8. Q: What is the power supply voltage range for SN74ABTH18504APM? A: SN74ABTH18504APM operates with a power supply voltage range of 2.5V to 3.6V, ensuring compatibility with various power sources.

  9. Q: Does SN74ABTH18504APM have internal pull-up or pull-down resistors? A: No, SN74ABTH18504APM does not have internal pull-up or pull-down resistors. External resistors may be required for specific applications.

  10. Q: Can SN74ABTH18504APM be used in automotive applications? A: Yes, SN74ABTH18504APM is suitable for automotive applications as it meets the necessary standards and requirements for automotive electronics.

Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.