IDT, Integrated Device Technology Inc
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
74ALVCHR162245PAG8
자세히보기 데이터시트

Encyclopedia Entry: 74ALVCHR162245PAG8

Product Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics: High-speed, bidirectional voltage level translation
  • Package: PAG8 (Plastic Thin Shrink Small Outline Package)
  • Essence: This IC facilitates the translation of logic levels between different voltage domains in electronic circuits.
  • Packaging/Quantity: Available in reels with a quantity of 2500 units per reel.

Specifications

  • Logic Family: 74ALVCHR
  • Number of Channels: 16
  • Voltage Translation Range: 1.2V to 3.6V
  • Input Voltage Levels: LVTTL/LVCMOS
  • Output Voltage Levels: LVCMOS
  • Operating Temperature Range: -40°C to +85°C
  • Supply Voltage: 1.65V to 3.6V
  • Propagation Delay: <5ns (typical)

Detailed Pin Configuration

The 74ALVCHR162245PAG8 IC has a total of 48 pins, arranged as follows:

+---------------------+ OE1 |1 48| VCCB A1 |2 47| B1 A2 |3 46| B2 A3 |4 45| B3 A4 |5 44| B4 A5 |6 43| B5 A6 |7 42| B6 A7 |8 41| B7 A8 |9 40| B8 GND |10 39| VCCA A9 |11 38| C1 A10 |12 37| C2 A11 |13 36| C3 A12 |14 35| C4 A13 |15 34| C5 A14 |16 33| C6 A15 |17 32| C7 A16 |18 31| C8 VREF|19 30| GND OE2 |20 29| D1 B9 |21 28| D2 B10 |22 27| D3 B11 |23 26| D4 B12 |24 25| D5 +---------------------+

Functional Features

  • Bidirectional voltage level translation between two voltage domains.
  • Supports high-speed data transmission.
  • Provides automatic direction control based on the input signal.
  • Low power consumption.
  • ESD protection for robust operation.

Advantages and Disadvantages

Advantages: - High-speed voltage level translation. - Wide operating voltage range. - Easy to use with automatic direction control. - Compact package size. - ESD protection ensures reliability.

Disadvantages: - Limited number of channels (16). - Not suitable for voltage translation beyond the specified range. - Requires careful consideration of input/output voltage levels.

Working Principles

The 74ALVCHR162245PAG8 is designed to translate logic levels between different voltage domains. It utilizes a combination of MOSFETs and level-shifting circuitry to achieve bidirectional voltage translation. The IC automatically detects the direction of data flow based on the input signal, enabling seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The 74ALVCHR162245PAG8 is commonly used in various electronic systems where voltage level translation is required. Some typical application fields include: - Microcontroller interfacing with different voltage peripherals. - Communication interfaces between devices operating at different voltage levels. - Level shifting in mixed-voltage digital systems. - Signal conditioning in industrial automation.

Detailed and Complete Alternative Models

  • 74LVC245A: Octal Bus Transceiver with Voltage Translation
  • SN74AVC4T245: 4-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation

These alternative models offer similar functionality and can be considered as alternatives to the 74ALVCHR162245PAG8, depending on specific requirements and design constraints.

Word Count: 527 words

기술 솔루션에 74ALVCHR162245PAG8 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of 74ALVCHR162245PAG8 in technical solutions:

  1. Q: What is the function of the 74ALVCHR162245PAG8? A: The 74ALVCHR162245PAG8 is a 16-bit bus transceiver with direction pin, used for bidirectional data transfer between two buses.

  2. Q: What is the voltage range supported by the 74ALVCHR162245PAG8? A: The 74ALVCHR162245PAG8 supports a wide voltage range from 1.65V to 3.6V.

  3. Q: Can the 74ALVCHR162245PAG8 handle high-speed data transfer? A: Yes, the 74ALVCHR162245PAG8 is designed for high-speed operation and can support data rates up to 400 Mbps.

  4. Q: How many channels does the 74ALVCHR162245PAG8 have? A: The 74ALVCHR162245PAG8 has 16 bidirectional channels, allowing for simultaneous data transfer on each channel.

  5. Q: Does the 74ALVCHR162245PAG8 have built-in ESD protection? A: Yes, the 74ALVCHR162245PAG8 incorporates ESD protection on all inputs and outputs, ensuring robustness against electrostatic discharge.

  6. Q: Can the 74ALVCHR162245PAG8 be used in mixed-voltage level applications? A: Yes, the 74ALVCHR162245PAG8 supports mixed-voltage level translation, making it suitable for interfacing between different voltage domains.

  7. Q: What is the power supply voltage required for the 74ALVCHR162245PAG8? A: The 74ALVCHR162245PAG8 operates with a single power supply voltage of 1.65V to 3.6V.

  8. Q: Does the 74ALVCHR162245PAG8 have any special features for reducing power consumption? A: Yes, the 74ALVCHR162245PAG8 incorporates advanced low-power circuitry and supports multiple power-saving modes to minimize power consumption.

  9. Q: Can the 74ALVCHR162245PAG8 be used in hot-swapping applications? A: Yes, the 74ALVCHR162245PAG8 is designed to support hot insertion and extraction of modules without causing damage to the device or other components.

  10. Q: What package options are available for the 74ALVCHR162245PAG8? A: The 74ALVCHR162245PAG8 is available in various package options, such as TSSOP, SSOP, and TVSOP, providing flexibility for different PCB layouts and space constraints.

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