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SN74ALVTHR16245KR
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SN74ALVTHR16245KR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifting and Voltage Translation
  • Characteristics: Bi-directional, 16-bit, non-inverting, voltage-level translator
  • Package: 48-pin, plastic quad flat package (PQFP)
  • Essence: Translates signals between different voltage levels in digital systems
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

  • Number of Bits: 16
  • Logic Family: ALVTHR
  • Logic Type: Non-Inverting
  • Supply Voltage Range: 1.2V to 3.6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 4.5ns (typical)
  • Output Drive Strength: ±24mA

Detailed Pin Configuration

The SN74ALVTHR16245KR has a total of 48 pins. The pin configuration is as follows:

  1. OEAB
  2. A1
  3. B1
  4. Y1
  5. GND
  6. Y2
  7. B2
  8. A2
  9. OEBA
  10. VCCB
  11. B3
  12. A3
  13. Y3
  14. GND
  15. Y4
  16. A4
  17. B4
  18. OEAB
  19. VCCA
  20. A5
  21. B5
  22. Y5
  23. GND
  24. Y6
  25. B6
  26. A6
  27. OEBA
  28. VCCB
  29. B7
  30. A7
  31. Y7
  32. GND
  33. Y8
  34. A8
  35. B8
  36. OEAB
  37. VCCA
  38. A9
  39. B9
  40. Y9
  41. GND
  42. Y10
  43. B10
  44. A10
  45. OEBA
  46. VCCB
  47. B11
  48. A11

Functional Features

  • Bi-directional voltage-level translation between two different voltage domains
  • Non-inverting logic ensures the same logic polarity is maintained during translation
  • Supports high-speed data transmission with low propagation delay time
  • Wide supply voltage range allows compatibility with various digital systems
  • Output drive strength enables driving of capacitive loads

Advantages and Disadvantages

Advantages: - Enables seamless integration of components operating at different voltage levels - High-speed operation for efficient data transmission - Wide supply voltage range provides flexibility in system design - Robust output drive strength for driving capacitive loads

Disadvantages: - Requires careful consideration of voltage level compatibility to avoid signal degradation or damage - Increased complexity compared to single-voltage level systems - Higher power consumption compared to direct voltage level connections

Working Principles

The SN74ALVTHR16245KR operates by using a combination of MOSFETs and level-shifting circuitry to translate signals between two different voltage domains. The input signals are received on one side of the IC and are then converted to the corresponding voltage level on the other side. The non-inverting nature of the IC ensures that the logic polarity remains the same during translation.

Detailed Application Field Plans

The SN74ALVTHR16245KR finds applications in various digital systems where voltage-level translation is required. Some of the common application fields include:

  1. Microcontrollers and microprocessors
  2. Communication systems
  3. Data acquisition systems
  4. Industrial automation
  5. Automotive electronics

Detailed and Complete Alternative Models

  1. SN74LVC16245A: 16-bit voltage-level translator with 3-state outputs
  2. SN74AVC16245DGGR: 16-bit voltage-level translator with bus hold feature
  3. SN74LVCH16245ADGVR: 16-bit voltage-level translator with Schmitt-trigger inputs

These alternative models offer similar functionality to the SN74ALVTHR16245KR and can be considered based on specific system requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SN74ALVTHR16245KR en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of SN74ALVTHR16245KR:

  1. Q: What is SN74ALVTHR16245KR? A: SN74ALVTHR16245KR is a 16-bit bus transceiver with 3-state outputs, designed for low-voltage (1.65V to 3.6V) applications.

  2. Q: What is the purpose of SN74ALVTHR16245KR? A: SN74ALVTHR16245KR is used to enable bidirectional level translation between two voltage domains in a digital system.

  3. Q: What voltage levels can SN74ALVTHR16245KR handle? A: SN74ALVTHR16245KR can handle voltage levels from 1.65V to 3.6V, making it suitable for interfacing between different logic families.

  4. Q: How many channels does SN74ALVTHR16245KR have? A: SN74ALVTHR16245KR has 16 bidirectional channels, allowing for the translation of 16 signals simultaneously.

  5. Q: Can SN74ALVTHR16245KR be used for level shifting between different voltage domains? A: Yes, SN74ALVTHR16245KR is specifically designed for level shifting between different voltage domains, ensuring proper signal integrity.

  6. Q: What is the maximum data rate supported by SN74ALVTHR16245KR? A: SN74ALVTHR16245KR supports a maximum data rate of 400 Mbps, making it suitable for high-speed digital communication.

  7. Q: Does SN74ALVTHR16245KR support hot-swapping of devices? A: Yes, SN74ALVTHR16245KR supports hot-swapping, allowing for the insertion and removal of devices without disrupting the system.

  8. Q: Can SN74ALVTHR16245KR be used in both input and output applications? A: Yes, SN74ALVTHR16245KR can be used as both an input and output buffer, providing bidirectional level translation.

  9. Q: What is the power supply voltage range for SN74ALVTHR16245KR? A: SN74ALVTHR16245KR operates with a power supply voltage range of 1.65V to 3.6V.

  10. Q: Is SN74ALVTHR16245KR compatible with other logic families? A: Yes, SN74ALVTHR16245KR is compatible with various logic families such as TTL, CMOS, and LVCMOS, making it versatile for different applications.

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