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74LCX16541TTR
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74LCX16541TTR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics: Low Voltage, High-Speed, Bidirectional
  • Package: TSSOP-56
  • Essence: Translates logic levels between different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Logic Family: LCX
  • Number of Channels: 16
  • Input Voltage Range: 1.65V to 5.5V
  • Output Voltage Range: 1.65V to 5.5V
  • Propagation Delay: 2.8ns (typical)
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The 74LCX16541TTR has a total of 56 pins arranged as follows:

+---------------------+ OE1 |1 56| VCC I/O1 |2 55| GND I/O2 |3 54| I/O16 I/O3 |4 53| I/O15 I/O4 |5 52| I/O14 I/O5 |6 51| I/O13 I/O6 |7 50| I/O12 I/O7 |8 49| I/O11 I/O8 |9 48| I/O10 I/O9 |10 47| I/O9 I/O10 |11 46| I/O8 I/O11 |12 45| I/O7 I/O12 |13 44| I/O6 I/O13 |14 43| I/O5 I/O14 |15 42| I/O4 I/O15 |16 41| I/O3 I/O16 |17 40| I/O2 GND |18 39| I/O1 VCC |19 38| OE2 I/O17 |20 37| I/O32 I/O18 |21 36| I/O31 I/O19 |22 35| I/O30 I/O20 |23 34| I/O29 I/O21 |24 33| I/O28 I/O22 |25 32| I/O27 I/O23 |26 31| I/O26 I/O24 |27 30| I/O25 I/O25 |28 29| OE3 +---------------------+

Functional Features

  • Bidirectional voltage level translation between different logic families
  • Supports voltage translation from 1.65V to 5.5V
  • Low power consumption
  • High-speed operation with minimal propagation delay
  • 3-state outputs for easy bus sharing

Advantages and Disadvantages

Advantages

  • Wide input/output voltage range compatibility
  • Fast switching speed
  • Low power consumption
  • Compact package size
  • Easy integration into various electronic systems

Disadvantages

  • Limited number of channels (16)
  • Not suitable for high-voltage applications

Working Principles

The 74LCX16541TTR is a bidirectional logic level translator that allows seamless communication between devices operating at different voltage levels. It utilizes a combination of MOSFETs and CMOS technology to achieve efficient voltage translation.

The device features three enable pins (OE1, OE2, and OE3) that control the direction of data flow. When an enable pin is active (low), the corresponding set of input/output pins becomes operational. The 74LCX16541TTR supports bidirectional communication, allowing data to be transmitted in both directions.

The logic level translation is achieved by using a voltage divider network combined with MOSFETs acting as level shifters. This ensures that signals from one voltage domain are correctly translated to the desired voltage level of the other domain.

Detailed Application Field Plans

The 74LCX16541TTR can be used in various applications where logic level translation is required. Some potential application fields include:

  1. Microcontroller interfacing with different voltage peripherals
  2. Communication interfaces between devices operating at different voltage levels
  3. Level shifting in mixed-voltage systems
  4. Bus communication between different logic families
  5. Voltage translation in battery-powered devices

Alternative Models

  • SN74LVC16T245DGGR
  • MC74VHC1GT125DF1G
  • 74AUP1T34GW,125
  • 74L

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi 74LCX16541TTR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of 74LCX16541TTR in technical solutions:

  1. Q: What is the 74LCX16541TTR? A: The 74LCX16541TTR is a 16-bit buffer/line driver with 3-state outputs, commonly used in digital systems.

  2. Q: What is the purpose of the 74LCX16541TTR? A: The purpose of this IC is to provide buffering and line driving capabilities for digital signals in a circuit.

  3. Q: What voltage levels does the 74LCX16541TTR support? A: It supports voltage levels from 2.3V to 3.6V, making it compatible with various digital systems.

  4. Q: How many inputs and outputs does the 74LCX16541TTR have? A: It has 16 inputs and 16 outputs, allowing it to handle 16-bit data.

  5. Q: Can the 74LCX16541TTR be used for bidirectional communication? A: No, it is a unidirectional buffer and line driver, so it can only drive signals in one direction.

  6. Q: What is the maximum frequency at which the 74LCX16541TTR can operate? A: It can operate at frequencies up to 100MHz, making it suitable for high-speed digital applications.

  7. Q: Does the 74LCX16541TTR have any built-in protection features? A: Yes, it has built-in ESD protection on all inputs and outputs, ensuring reliability in harsh environments.

  8. Q: Can I cascade multiple 74LCX16541TTR ICs together? A: Yes, you can cascade multiple ICs to increase the number of inputs and outputs in your system.

  9. Q: What is the power supply voltage range for the 74LCX16541TTR? A: The recommended power supply voltage range is from 2.3V to 3.6V.

  10. Q: Are there any specific layout considerations when using the 74LCX16541TTR? A: Yes, it is important to follow the recommended layout guidelines provided in the datasheet to ensure proper performance and signal integrity.

Please note that these answers are general and may vary depending on the specific application and requirements. Always refer to the datasheet and consult with an expert for accurate information.