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74AVCH8T245PWRG4
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74AVCH8T245PWRG4

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter and Voltage Translator
  • Characteristics: Bi-directional, 8-bit, non-inverting, voltage level translation
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Translates signals between two different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.2V to 3.6V
  • Input Voltage Range: 0V to VCCA + 0.5V
  • Output Voltage Range: 0V to VCCB + 0.5V
  • Maximum Data Rate: 400 Mbps
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74AVCH8T245PWRG4 IC has a total of 20 pins arranged as follows:

___________ | | 1A |1 20| VCCA 2A |2 19| GND 3A |3 18| 4B 4A |4 17| 3B 5A |5 16| 2B 6A |6 15| 1B 7A |7 14| GND 8A |8 13| VCCB |___________|

Functional Features

  • Bi-directional voltage level shifting between two voltage domains (VCCA and VCCB)
  • Non-inverting translation of input signals
  • Supports bidirectional data flow
  • Provides voltage translation for up to 8 bits simultaneously
  • Enables interfacing between devices operating at different voltage levels

Advantages

  • Wide supply voltage range allows compatibility with various systems
  • High-speed data transmission up to 400 Mbps
  • Low power consumption
  • Small package size for space-constrained applications
  • Easy integration into existing circuit designs

Disadvantages

  • Limited number of bits (8-bit) for voltage translation
  • Not suitable for applications requiring higher data rates
  • May introduce slight signal delay due to voltage level shifting

Working Principles

The 74AVCH8T245PWRG4 is a voltage level shifter and translator IC designed to enable communication between two different voltage domains. It operates by receiving input signals from one voltage domain (VCCA) and translating them to the corresponding voltage level in the other domain (VCCB). The IC ensures bidirectional data flow, allowing seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The 74AVCH8T245PWRG4 finds application in various scenarios where voltage level translation is required. Some common application fields include: 1. Microcontroller interfacing with peripherals operating at different voltage levels 2. Communication interfaces between different logic families (e.g., TTL and CMOS) 3. Level shifting in battery-powered devices with multiple voltage domains 4. Signal translation in mixed-voltage systems, such as automotive electronics

Detailed and Complete Alternative Models

  1. SN74LVC8T245PW: Similar 8-bit non-inverting voltage level shifter with a different package (TSSOP)
  2. TXS0108EPWR: 8-bit bidirectional voltage-level translator with automatic direction sensing
  3. PCA9306DCTR: Dual bidirectional I2C-bus and SMBus voltage-level translator

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

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi 74AVCH8T245PWRG4 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of 74AVCH8T245PWRG4 in technical solutions:

  1. Q: What is the function of the 74AVCH8T245PWRG4? A: The 74AVCH8T245PWRG4 is an octal bus transceiver with 3-state outputs, designed for asynchronous communication between two data buses.

  2. Q: What voltage levels does the 74AVCH8T245PWRG4 support? A: The 74AVCH8T245PWRG4 supports voltage levels from 1.2V to 3.6V.

  3. Q: How many channels does the 74AVCH8T245PWRG4 have? A: The 74AVCH8T245PWRG4 has 8 bidirectional channels.

  4. Q: Can the 74AVCH8T245PWRG4 be used for level shifting between different voltage domains? A: Yes, the 74AVCH8T245PWRG4 can be used for level shifting between voltage domains as long as the voltage levels are within its supported range.

  5. Q: What is the maximum data rate supported by the 74AVCH8T245PWRG4? A: The 74AVCH8T245PWRG4 can support data rates up to 400 Mbps.

  6. Q: Does the 74AVCH8T245PWRG4 have built-in ESD protection? A: Yes, the 74AVCH8T245PWRG4 has built-in ESD protection, which helps protect against electrostatic discharge events.

  7. Q: Can the 74AVCH8T245PWRG4 be used in both parallel and serial communication systems? A: Yes, the 74AVCH8T245PWRG4 can be used in both parallel and serial communication systems, depending on the application requirements.

  8. Q: What is the power supply voltage range for the 74AVCH8T245PWRG4? A: The power supply voltage range for the 74AVCH8T245PWRG4 is from 1.2V to 3.6V.

  9. Q: Does the 74AVCH8T245PWRG4 have any special features for reducing power consumption? A: Yes, the 74AVCH8T245PWRG4 has a low-power mode that can be enabled to reduce power consumption when the device is not actively transmitting or receiving data.

  10. Q: Can the 74AVCH8T245PWRG4 be used in automotive applications? A: Yes, the 74AVCH8T245PWRG4 is qualified for automotive applications and meets the necessary standards and requirements.

Please note that these answers are general and may vary depending on the specific application and use case. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information and guidelines.