Texas Instruments
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SN64BCT757DWR
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SN64BCT757DWR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics: High-speed, Bidirectional, Non-inverting
  • Package: SOIC-20
  • Essence: Translates logic levels between different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.2V to 5.5V
  • 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
  • Propagation Delay: 3.5 ns (typical)

Detailed Pin Configuration

The SN64BCT757DWR has a total of 20 pins, which are assigned as follows:

  1. OE (Output Enable) - Active Low Output Enable
  2. A1 - A Port Input/Output 1
  3. A2 - A Port Input/Output 2
  4. A3 - A Port Input/Output 3
  5. A4 - A Port Input/Output 4
  6. GND - Ground
  7. B4 - B Port Input/Output 4
  8. B3 - B Port Input/Output 3
  9. B2 - B Port Input/Output 2
  10. B1 - B Port Input/Output 1
  11. VCCA - A Port Supply Voltage
  12. VCCB - B Port Supply Voltage
  13. B5 - B Port Input/Output 5
  14. B6 - B Port Input/Output 6
  15. B7 - B Port Input/Output 7
  16. B8 - B Port Input/Output 8
  17. VCCB - B Port Supply Voltage
  18. A8 - A Port Input/Output 8
  19. A7 - A Port Input/Output 7
  20. A6 - A Port Input/Output 6

Functional Features

  • Bidirectional voltage level translation between two different voltage domains.
  • Non-inverting translation, maintaining the logic state of the input signal.
  • High-speed operation with a maximum data rate of 100 Mbps.
  • Wide supply voltage range allows compatibility with various systems.

Advantages and Disadvantages

Advantages: - Enables communication between devices operating at different voltage levels. - Non-inverting translation preserves the integrity of the input signal. - High-speed operation facilitates fast data transfer.

Disadvantages: - Limited to bidirectional translation, not suitable for unidirectional applications. - Propagation delay may affect timing-sensitive systems.

Working Principles

The SN64BCT757DWR is a logic level translator that facilitates communication between devices operating at different voltage levels. It uses a combination of MOSFETs and resistors to achieve bidirectional voltage translation. The device operates by monitoring the input signal levels and translating them to the corresponding output voltage levels based on the supply voltages provided to the A and B ports.

Detailed Application Field Plans

The SN64BCT757DWR can be used in various applications where logic level translation is required. Some potential application fields include:

  1. Microcontroller interfacing: Allows communication between microcontrollers operating at different voltage levels.
  2. Sensor networks: Facilitates data exchange between sensors operating at different voltage domains.
  3. Industrial automation: Enables communication between different control systems with varying voltage requirements.
  4. Communication interfaces: Provides level translation for UART, I2C, SPI, and other communication protocols.

Detailed and Complete Alternative Models

  1. SN74LVC1T45DBVR - Single-Bit Dual-Supply Bus Transceiver
  2. TXB0108PWR - 8-Bit Bidirectional Voltage-Level Translator
  3. PCA9306DCTR - Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator

These alternative models offer similar functionality and can be considered as alternatives to the SN64BCT757DWR based on specific application requirements.

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Énumérez 10 questions et réponses courantes liées à l'application de SN64BCT757DWR dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of SN64BCT757DWR in technical solutions:

  1. Q: What is SN64BCT757DWR? A: SN64BCT757DWR is a specific integrated circuit (IC) chip used for bus transceiver applications.

  2. Q: What is the purpose of SN64BCT757DWR? A: SN64BCT757DWR is designed to provide bidirectional level shifting between TTL and CMOS logic levels.

  3. Q: What voltage levels does SN64BCT757DWR support? A: SN64BCT757DWR supports voltage levels ranging from 4.5V to 5.5V.

  4. Q: Can SN64BCT757DWR be used for both input and output operations? A: Yes, SN64BCT757DWR can be used for both input and output operations, making it suitable for bidirectional data transfer.

  5. Q: What is the maximum data rate supported by SN64BCT757DWR? A: SN64BCT757DWR supports a maximum data rate of 24 Mbps.

  6. Q: Is SN64BCT757DWR compatible with other logic families? A: Yes, SN64BCT757DWR is compatible with various logic families such as TTL, LSTTL, and CMOS.

  7. Q: Can SN64BCT757DWR handle multiple devices on the same bus? A: Yes, SN64BCT757DWR can handle multiple devices on the same bus, allowing for efficient communication between them.

  8. Q: Does SN64BCT757DWR have any built-in protection features? A: Yes, SN64BCT757DWR has built-in ESD (Electrostatic Discharge) protection, ensuring reliability in harsh environments.

  9. Q: What is the operating temperature range of SN64BCT757DWR? A: SN64BCT757DWR can operate within a temperature range of -40°C to 85°C.

  10. Q: Where can I find more information about the application and usage of SN64BCT757DWR? A: You can refer to the datasheet provided by the manufacturer or visit their official website for detailed information on the application and usage of SN64BCT757DWR.

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