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SN74AVC4T245PWTG4
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SN74AVC4T245PWTG4

Product Overview

  • Category: Integrated Circuit
  • Use: Level Shifter and Translator
  • Characteristics: High-speed, low-power, bidirectional voltage-level translator
  • Package: TSSOP-14
  • 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
  • Maximum Data Rate: 400 Mbps
  • Number of Channels: 4
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AVC4T245PWTG4 has a total of 14 pins, which are arranged as follows:

Pin 1: A1 Pin 2: OE# Pin 3: A2 Pin 4: GND Pin 5: B1 Pin 6: B2 Pin 7: VCC Pin 8: B3 Pin 9: B4 Pin 10: A3 Pin 11: A4 Pin 12: DIR Pin 13: NC Pin 14: VCC

Functional Features

  • Bidirectional voltage-level translation between two independent voltage domains
  • Supports both push-pull and open-drain output configurations
  • Low power consumption
  • Fast switching speed
  • ESD protection on all pins
  • Schmitt-trigger inputs for noise immunity

Advantages

  • Wide supply voltage range allows compatibility with various systems
  • High-speed data transmission capability
  • Small package size for space-constrained applications
  • Low power consumption extends battery life in portable devices
  • ESD protection ensures robustness against electrostatic discharge

Disadvantages

  • Limited number of channels (4)
  • Not suitable for high-voltage applications (>3.6V)

Working Principles

The SN74AVC4T245PWTG4 is designed to translate digital signals between different voltage levels. It uses a combination of level shifters and logic gates to achieve bidirectional voltage-level translation. The direction of translation is controlled by the DIR pin. When DIR is low, the device translates signals from A-side to B-side, and when DIR is high, it translates signals from B-side to A-side.

Detailed Application Field Plans

The SN74AVC4T245PWTG4 can be used in various applications where voltage-level translation is required. Some potential application fields include:

  1. IoT Devices: Translating signals between low-power microcontrollers and sensors operating at different voltage levels.
  2. Mobile Devices: Enabling communication between different components, such as display modules and touch controllers, which may operate at different voltage levels.
  3. Industrial Automation: Facilitating data exchange between PLCs and sensors/actuators with varying voltage requirements.
  4. Automotive Electronics: Level shifting signals between different subsystems, such as infotainment systems and vehicle control units.

Detailed and Complete Alternative Models

  1. TXB0104: 4-Bit Bidirectional Voltage-Level Translator
  2. PCA9306: Dual Bidirectional I2C Bus and SMBus Voltage-Level Translator
  3. SN74LVC8T245: 8-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation

These alternative models offer similar functionality and can be considered based on specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74AVC4T245PWTG4 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74AVC4T245PWTG4 in technical solutions:

  1. Q: What is the SN74AVC4T245PWTG4? A: The SN74AVC4T245PWTG4 is a 4-bit dual-supply voltage level translator with configurable voltage translation and integrated ESD protection.

  2. Q: What is the purpose of the SN74AVC4T245PWTG4? A: The purpose of this IC is to provide bidirectional level shifting between different voltage domains, allowing communication between devices operating at different voltage levels.

  3. Q: What voltage levels can the SN74AVC4T245PWTG4 translate? A: It can translate between voltage levels ranging from 1.2V to 3.6V.

  4. Q: How many channels does the SN74AVC4T245PWTG4 have? A: It has four independent bidirectional channels.

  5. Q: What is the maximum data rate supported by the SN74AVC4T245PWTG4? A: It supports data rates up to 100 Mbps.

  6. Q: Can the SN74AVC4T245PWTG4 be used in both push-pull and open-drain applications? A: Yes, it can be used in both push-pull and open-drain configurations.

  7. Q: Does the SN74AVC4T245PWTG4 require external pull-up or pull-down resistors? A: No, it has built-in weak pull-up and pull-down resistors.

  8. Q: Can the SN74AVC4T245PWTG4 handle hot-swapping of devices? A: Yes, it has a hot-swappable I/O feature that allows for safe insertion and removal of devices while the system is powered.

  9. Q: What is the operating temperature range of the SN74AVC4T245PWTG4? A: It can operate in the temperature range of -40°C to +85°C.

  10. Q: Is the SN74AVC4T245PWTG4 RoHS compliant? A: Yes, it is RoHS (Restriction of Hazardous Substances) compliant, ensuring it meets environmental regulations.

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