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SN74AVC32T245GKER
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SN74AVC32T245GKER

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter and Translator
  • Characteristics: Bi-directional voltage level translation with automatic direction sensing
  • Package: 56-pin VQFN package
  • Essence: Translates signals between different voltage domains
  • Packaging/Quantity: Tape and reel packaging, quantity varies

Specifications

  • Number of Channels: 32
  • Voltage Range: 1.2V to 3.6V
  • Input/Output Compatibility: LVTTL/TTL/CMOS
  • Data Rate: Up to 100 Mbps
  • Supply Voltage: 1.4V to 3.6V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AVC32T245GKER has a total of 56 pins. The pin configuration is as follows:

  1. A1
  2. B1
  3. GND
  4. B2
  5. A2
  6. OE#
  7. VCCA
  8. VCCB
  9. DIR
  10. GND
  11. B3
  12. A3
  13. B4
  14. A4
  15. B5
  16. A5
  17. B6
  18. A6
  19. B7
  20. A7
  21. B8
  22. A8
  23. B9
  24. A9
  25. B10
  26. A10
  27. B11
  28. A11
  29. B12
  30. A12
  31. B13
  32. A13
  33. B14
  34. A14
  35. B15
  36. A15
  37. B16
  38. A16
  39. B17
  40. A17
  41. B18
  42. A18
  43. B19
  44. A19
  45. B20
  46. A20
  47. GND
  48. B21
  49. A21
  50. VREFB
  51. VREFA
  52. B22
  53. A22
  54. B23
  55. A23
  56. GND

Functional Features

  • Bi-directional voltage level translation between two different voltage domains
  • Automatic direction sensing eliminates the need for direction control signals
  • Supports various input/output compatibility levels (LVTTL/TTL/CMOS)
  • High-speed data transmission up to 100 Mbps
  • Low power consumption
  • ESD protection on all pins

Advantages and Disadvantages

Advantages: - Simplifies interfacing between devices operating at different voltage levels - Automatic direction sensing reduces complexity in system design - Wide voltage range compatibility - High-speed data transmission capability

Disadvantages: - Limited number of channels (32) - Relatively large package size

Working Principles

The SN74AVC32T245GKER is designed to translate digital signals between two voltage domains. It automatically senses the direction of data flow and performs the necessary voltage level shifting. The device uses a combination of level shifters and voltage translators to ensure proper signal integrity and compatibility between different voltage levels.

Detailed Application Field Plans

The SN74AVC32T245GKER can be used in various applications, including but not limited to:

  1. Microcontroller interfacing with different voltage peripherals
  2. Communication systems involving multiple voltage domains
  3. Industrial automation and control systems
  4. Automotive electronics
  5. Consumer electronics

Detailed and Complete Alternative Models

  1. SN74AVC32T245DGV: 56-pin TSSOP package, similar specifications
  2. SN74AVC32T245ZKER: 56-pin BGA package, similar specifications
  3. SN74AVC32T245PW: 56-pin TSSOP package, similar specifications

These alternative models offer similar functionality and can be considered as alternatives to the SN74AVC32T245GKER depending on specific requirements and constraints.

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技術ソリューションにおける SN74AVC32T245GKER 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 SN74AVC32T245GKER in technical solutions:

  1. Q: What is the SN74AVC32T245GKER? A: The SN74AVC32T245GKER is a 32-bit, dual-supply voltage level translator with 3-state outputs.

  2. Q: What is the purpose of the SN74AVC32T245GKER? A: The purpose of this device is to translate signals between different voltage levels, allowing communication between components operating at different voltages.

  3. Q: What voltage levels can the SN74AVC32T245GKER handle? A: It can handle voltage translation between 1.2V and 3.6V.

  4. Q: How many channels does the SN74AVC32T245GKER have? A: It has 32 bidirectional channels, allowing for simultaneous translation of 32 signals.

  5. Q: Can the SN74AVC32T245GKER be used in both directions? A: Yes, it supports bidirectional voltage translation, allowing signals to be translated from low to high and high to low voltages.

  6. Q: What is the maximum data rate supported by the SN74AVC32T245GKER? A: It can support data rates up to 100 Mbps.

  7. Q: Does the SN74AVC32T245GKER require external power supply decoupling capacitors? A: Yes, it is recommended to use external decoupling capacitors to ensure stable operation.

  8. Q: Can the SN74AVC32T245GKER be used in automotive applications? A: Yes, it is qualified for automotive applications and can operate in a wide temperature range.

  9. Q: What is the package type of the SN74AVC32T245GKER? A: It comes in a 56-pin VQFN (Very Thin Quad Flat No-Lead) package.

  10. Q: Are there any application notes or reference designs available for the SN74AVC32T245GKER? A: Yes, Texas Instruments provides application notes and reference designs that can help with the implementation of this device in various technical solutions.

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