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74LCXZ16244MEAX
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74LCXZ16244MEAX

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics:
    • Low voltage operation
    • High-speed performance
    • Bidirectional translation capability
    • Wide operating temperature range
  • Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
  • Essence: Logic level translation between different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.65V to 3.6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Maximum Operating Frequency: 100MHz
  • Propagation Delay: 2.5ns (typical)
  • Output Drive Capability: ±24mA
  • ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The 74LCXZ16244MEAX has a total of 48 pins arranged as follows:

+---------------------+ OE1 |1 48| VCC A1 |2 47| GND B1 |3 46| A2 Y1 |4 45| B2 Y2 |5 44| OE2 B3 |6 43| A3 A3 |7 42| Y3 GND |8 41| Y4 VCC |9 40| B4 OE3 |10 39| A4 A4 |11 38| Y5 B5 |12 37| Y6 Y6 |13 36| B6 Y7 |14 35| OE4 B7 |15 34| A5 A5 |16 33| GND GND |17 32| VCC VCC |18 31| OE5 OE5 |19 30| A6 A6 |20 29| B6 B8 |21 28| Y8 Y8 |22 27| Y9 Y10 |23 26| B9 B9 |24 25| A9 +---------------------+

Functional Features

  • Bidirectional voltage level translation between two voltage domains
  • Supports translation between 1.65V and 3.6V logic levels
  • Enables interfacing between devices operating at different voltage levels
  • Provides high-speed performance with low propagation delay
  • Allows simultaneous translation in both directions

Advantages

  • Wide supply voltage range allows compatibility with various systems
  • High-speed operation enables efficient data transfer
  • Bidirectional capability simplifies circuit design
  • ESD protection ensures robustness against electrostatic discharge

Disadvantages

  • Limited to translation between specific voltage ranges (1.65V to 3.6V)
  • Not suitable for applications requiring translation between higher voltage levels

Working Principles

The 74LCXZ16244MEAX utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional voltage level translation. It employs a voltage divider network and level-shifting circuitry to ensure proper signal translation between the input and output pins.

Detailed Application Field Plans

The 74LCXZ16244MEAX is commonly used in various electronic systems where logic level translation is required. Some typical application fields include: - Microcontrollers interfacing with different voltage peripherals - Communication systems involving multiple voltage domains - Battery-powered devices requiring low voltage operation

Detailed and Complete Alternative Models

  • 74LVC16244A: Similar logic level translator with a wider supply voltage range (1.2V to 3.6V)
  • SN74LVC8T245: Octal bus transceiver with voltage level translation capability
  • TXB0108: Eight-channel bi-directional level shifter for open-drain and push-pull applications

(Note: The above alternative models are provided as examples and not an exhaustive list.)

This entry provides an overview of the 74LCXZ16244MEAX, a logic level translator integrated circuit. It includes basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

技術ソリューションにおける 74LCXZ16244MEAX の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of 74LCXZ16244MEAX in technical solutions:

  1. Q: What is the 74LCXZ16244MEAX? A: The 74LCXZ16244MEAX is a 16-bit buffer/driver with 3-state outputs, commonly used in digital logic circuits.

  2. Q: What is the maximum operating voltage for the 74LCXZ16244MEAX? A: The maximum operating voltage for the 74LCXZ16244MEAX is typically 3.6V.

  3. Q: Can the 74LCXZ16244MEAX be used as a level shifter? A: Yes, the 74LCXZ16244MEAX can be used as a level shifter to convert signals between different voltage levels.

  4. Q: What is the output current capability of the 74LCXZ16244MEAX? A: The 74LCXZ16244MEAX has a typical output current capability of 24mA.

  5. Q: Is the 74LCXZ16244MEAX compatible with both TTL and CMOS logic levels? A: Yes, the 74LCXZ16244MEAX is compatible with both TTL and CMOS logic levels.

  6. Q: Can the 74LCXZ16244MEAX be used in bidirectional data transfer applications? A: Yes, the 74LCXZ16244MEAX supports bidirectional data transfer, making it suitable for applications requiring data input/output in both directions.

  7. Q: Does the 74LCXZ16244MEAX have built-in ESD protection? A: Yes, the 74LCXZ16244MEAX typically includes built-in ESD protection to safeguard against electrostatic discharge.

  8. Q: What is the propagation delay of the 74LCXZ16244MEAX? A: The propagation delay of the 74LCXZ16244MEAX varies depending on the operating conditions, but it is typically in the range of a few nanoseconds.

  9. Q: Can the 74LCXZ16244MEAX be used in high-speed applications? A: Yes, the 74LCXZ16244MEAX is designed for high-speed operation and can be used in applications that require fast signal switching.

  10. Q: Are there any specific layout considerations when using the 74LCXZ16244MEAX? A: Yes, it is recommended to follow the manufacturer's guidelines for proper PCB layout, including minimizing trace lengths and providing adequate decoupling capacitors near the device to ensure optimal performance.

Please note that the answers provided here are general and may vary based on specific datasheet specifications and application requirements.