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74AVCH2T45DCTRE4
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74AVCH2T45DCTRE4

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter
  • Characteristics: Bi-directional voltage level translator with automatic direction sensing
  • Package: TSSOP-8
  • Essence: Translates signals between two different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 1.65V to 3.6V
  • 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: 400 Mbps
  • Low Power Consumption: ICC = 10µA (Max)

Detailed Pin Configuration

The 74AVCH2T45DCTRE4 IC has the following pin configuration:

| Pin No. | Pin Name | Description | |---------|----------|-------------| | 1 | VCCA | Power supply voltage for A port | | 2 | A1 | Data input/output pin for A port | | 3 | A2 | Data input/output pin for A port | | 4 | GND | Ground | | 5 | B2 | Data input/output pin for B port | | 6 | B1 | Data input/output pin for B port | | 7 | OE | Output enable input | | 8 | VCCB | Power supply voltage for B port |

Functional Features

  • Bi-directional voltage level translation between two different voltage domains
  • Automatic direction sensing eliminates the need for a direction control pin
  • Supports bidirectional data transfer
  • Low power consumption
  • High-speed data transmission up to 400 Mbps

Advantages and Disadvantages

Advantages: - Simplifies interfacing between devices operating at different voltage levels - Automatic direction sensing reduces complexity in system design - Supports high-speed data transmission

Disadvantages: - Limited to voltage translation between specific voltage ranges (1.65V to 3.6V) - Not suitable for applications requiring voltage translation beyond specified limits

Working Principles

The 74AVCH2T45DCTRE4 is a level shifter IC that enables bi-directional voltage level translation between two different voltage domains. It automatically senses the direction of the data flow, eliminating the need for an additional direction control pin. The IC uses a combination of MOSFETs and logic circuitry to achieve efficient and reliable voltage translation.

Detailed Application Field Plans

The 74AVCH2T45DCTRE4 IC finds applications in various fields, including: 1. Mobile devices: Enables communication between components operating at different voltage levels, such as processors, memory modules, and display panels. 2. Industrial automation: Facilitates interfacing between control systems and sensors/actuators with different voltage requirements. 3. Automotive electronics: Allows communication between different subsystems within a vehicle, which may operate at distinct voltage levels. 4. Consumer electronics: Enables connectivity between devices with varying voltage levels, such as audio/video equipment, gaming consoles, and peripherals.

Detailed and Complete Alternative Models

  1. SN74LVC2T45: Dual-bit bi-directional voltage level translator with automatic direction sensing. Supply voltage range: 1.65V to 5.5V.
  2. TXB0102: Dual-bit bi-directional voltage-level translator with automatic direction sensing. Supply voltage range: 1.2V to 3.6V.
  3. PCA9306: Dual-bit bi-directional I2C-bus and SMBus voltage level translator. Supply voltage range: 1.2V to 3.6V.

These alternative models offer similar functionality and can be considered as alternatives to the 74AVCH2T45DCTRE4 IC based on specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 74AVCH2T45DCTRE4 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of 74AVCH2T45DCTRE4 in technical solutions:

  1. Q: What is the purpose of the 74AVCH2T45DCTRE4? A: The 74AVCH2T45DCTRE4 is a dual-bit level translator used for voltage translation between different logic levels.

  2. Q: What is the operating voltage range of the 74AVCH2T45DCTRE4? A: The 74AVCH2T45DCTRE4 operates within a voltage range of 1.2V to 3.6V.

  3. Q: Can the 74AVCH2T45DCTRE4 be used bidirectionally? A: Yes, the 74AVCH2T45DCTRE4 supports bidirectional voltage translation.

  4. Q: What is the maximum data rate supported by the 74AVCH2T45DCTRE4? A: The 74AVCH2T45DCTRE4 can support data rates up to 400 Mbps.

  5. Q: Does the 74AVCH2T45DCTRE4 have built-in ESD protection? A: Yes, the 74AVCH2T45DCTRE4 has built-in ESD protection, making it more robust against electrostatic discharge.

  6. Q: Can the 74AVCH2T45DCTRE4 be used in mixed-voltage systems? A: Yes, the 74AVCH2T45DCTRE4 is commonly used in mixed-voltage systems to enable communication between different voltage domains.

  7. Q: What is the power supply current consumption of the 74AVCH2T45DCTRE4? A: The power supply current consumption of the 74AVCH2T45DCTRE4 is typically very low, making it suitable for power-sensitive applications.

  8. Q: Does the 74AVCH2T45DCTRE4 have any special features for reducing signal noise? A: Yes, the 74AVCH2T45DCTRE4 incorporates features like hysteresis and Schmitt-trigger inputs to reduce signal noise and improve signal integrity.

  9. Q: Can the 74AVCH2T45DCTRE4 be used in high-speed communication interfaces? A: Yes, the 74AVCH2T45DCTRE4 is commonly used in various high-speed communication interfaces, such as I2C, SPI, UART, etc.

  10. Q: Is the 74AVCH2T45DCTRE4 available in different package options? A: Yes, the 74AVCH2T45DCTRE4 is available in different package options, including small-outline integrated circuit (SOIC) and thin shrink small outline package (TSSOP).

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