Texas Instruments
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SN74ALVCH16721DGGR
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SN74ALVCH16721DGGR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics: High-speed, low-power, voltage-level shifting
  • Package: TSSOP-56
  • Essence: Translates signals between different voltage levels
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • 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: 2.5ns (typical)
  • Maximum Frequency: 400MHz

Detailed Pin Configuration

The SN74ALVCH16721DGGR has a total of 56 pins, arranged as follows:

  1. OE1
  2. A1
  3. B1
  4. Y1
  5. GND
  6. Y2
  7. B2
  8. A2
  9. OE2
  10. VCC
  11. Y3
  12. B3
  13. A3
  14. OE3
  15. Y4
  16. B4
  17. A4
  18. OE4
  19. Y5
  20. B5
  21. A5
  22. OE5
  23. Y6
  24. B6
  25. A6
  26. OE6
  27. Y7
  28. B7
  29. A7
  30. OE7
  31. Y8
  32. B8
  33. A8
  34. OE8
  35. Y9
  36. B9
  37. A9
  38. OE9
  39. Y10
  40. B10
  41. A10
  42. OE10
  43. Y11
  44. B11
  45. A11
  46. OE11
  47. Y12
  48. B12
  49. A12
  50. OE12
  51. Y13
  52. B13
  53. A13
  54. OE13
  55. Y14
  56. VCC

Functional Features

  • Bidirectional voltage-level translation
  • Supports multiple voltage domains (1.2V to 3.6V)
  • Low power consumption
  • High-speed operation
  • 3-state outputs for bus-oriented applications
  • ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - Wide supply voltage range - Fast propagation delay - Low power consumption - ESD protection

Disadvantages: - Limited number of voltage domains supported - Only supports unidirectional translation

Working Principles

The SN74ALVCH16721DGGR is a bidirectional voltage-level translator that allows signals to be translated between different voltage domains. It uses a combination of level-shifting circuitry and control logic to ensure proper signal translation. The device operates by monitoring the input voltage levels and translating them to the corresponding output voltage levels based on the specified voltage thresholds.

Detailed Application Field Plans

The SN74ALVCH16721DGGR can be used in various applications, including:

  1. Microcontroller interfacing with different voltage peripherals
  2. Level shifting in communication systems
  3. Interface translation in mixed-voltage systems
  4. Bus-level translation in multi-voltage systems

Detailed and Complete Alternative Models

  1. SN74LVC1T45DBVR: Single-bit dual-supply bus transceiver
  2. SN74AVC4T245RGYR: Quad-bit dual-supply bus transceiver
  3. SN74LVC8T245PWR: Octal-bit dual-supply bus transceiver
  4. SN74LVCH16245ADGGR: 16-bit dual-supply bus transceiver

These alternative models offer similar functionality and can be used as substitutes for the SN74ALVCH16721DGGR in various applications.

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Énumérez 10 questions et réponses courantes liées à l'application de SN74ALVCH16721DGGR dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of SN74ALVCH16721DGGR:

  1. Q: What is SN74ALVCH16721DGGR? A: SN74ALVCH16721DGGR 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 maximum operating frequency of SN74ALVCH16721DGGR? A: The maximum operating frequency of SN74ALVCH16721DGGR is typically around 200 MHz.

  3. Q: Can SN74ALVCH16721DGGR be used in both input and output applications? A: Yes, SN74ALVCH16721DGGR can be used as both an input and output buffer.

  4. Q: What is the purpose of the 3-state outputs in SN74ALVCH16721DGGR? A: The 3-state outputs allow multiple devices to share a common bus without interfering with each other.

  5. Q: What is the voltage level compatibility of SN74ALVCH16721DGGR? A: SN74ALVCH16721DGGR is compatible with both TTL and CMOS voltage levels.

  6. Q: Can SN74ALVCH16721DGGR handle bidirectional data flow? A: Yes, SN74ALVCH16721DGGR supports bidirectional data flow.

  7. Q: What is the power supply range for SN74ALVCH16721DGGR? A: SN74ALVCH16721DGGR operates within a power supply range of 1.65V to 3.6V.

  8. Q: Does SN74ALVCH16721DGGR have built-in ESD protection? A: Yes, SN74ALVCH16721DGGR has built-in ESD protection to safeguard against electrostatic discharge.

  9. Q: Can SN74ALVCH16721DGGR be used in high-speed data transmission applications? A: Yes, SN74ALVCH16721DGGR is suitable for high-speed data transmission due to its low propagation delay.

  10. Q: What is the package type of SN74ALVCH16721DGGR? A: SN74ALVCH16721DGGR comes in a TSSOP-56 package.

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