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74ALVC164245DL,112
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Encyclopedia Entry: 74ALVC164245DL,112

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Shifter
  • Characteristics: High-speed, low-power, bidirectional voltage translation
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Translates signals between different voltage levels in digital systems
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Logic Family: ALVC (Advanced Low-Voltage CMOS)
  • Number of Channels: 16
  • Voltage Translation Range: 1.2V to 3.6V
  • Input Voltage Levels: 1.2V, 1.5V, 1.8V, 2.5V, and 3.3V
  • Output Voltage Levels: 1.2V, 1.5V, 1.8V, 2.5V, and 3.3V
  • Propagation Delay: 2.7 ns (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ALVC164245DL,112 has a total of 48 pins, arranged as follows:

+-------------------+ A1 |1 48| VCCB A2 |2 47| B1 A3 |3 46| B2 A4 |4 45| B3 A5 |5 44| B4 A6 |6 43| B5 A7 |7 42| B6 A8 |8 41| B7 A9 |9 40| B8 A10 |10 39| GND A11 |11 38| OE# A12 |12 37| DIR A13 |13 36| NC A14 |14 35| NC A15 |15 34| NC A16 |16 33| NC VCCB |17 32| NC GND |18 31| NC B1 |19 30| B16 B2 |20 29| B15 B3 |21 28| B14 B4 |22 27| B13 B5 |23 26| B12 B6 |24 25| B11 +-------------------+

Functional Features

  • Bidirectional voltage translation between two different voltage domains
  • Supports both level shifting and voltage isolation
  • High-speed operation with minimal propagation delay
  • Low power consumption, suitable for battery-powered devices
  • ESD (Electrostatic Discharge) protection on all pins

Advantages and Disadvantages

Advantages: - Wide voltage translation range supports various digital systems - High-speed operation enables efficient data transfer - Low power consumption prolongs battery life in portable devices - ESD protection ensures robustness against electrostatic discharge

Disadvantages: - Limited to 16 channels, may not be suitable for applications requiring more channels - Requires careful consideration of input and output voltage levels to avoid signal distortion

Working Principles

The 74ALVC164245DL,112 is a bidirectional voltage translator that allows seamless communication between digital systems operating at different voltage levels. It utilizes a combination of level shifting and voltage isolation techniques to ensure reliable signal transmission.

The device consists of 16 channels, each capable of translating signals from one voltage domain to another. The input voltage levels can be selected from five different options (1.2V, 1.5V, 1.8V, 2.5V, and 3.3V), while the output voltage levels can also be chosen accordingly. This flexibility makes it compatible with a wide range of digital systems.

The 74ALVC164245DL,112 operates by monitoring the input signals and automatically adjusting the voltage levels to match the desired output voltage domain. It features high-speed operation with minimal propagation delay, ensuring efficient data transfer between different voltage domains.

Detailed Application Field Plans

The 74ALVC164245DL,112 finds applications in various digital systems that require voltage translation between different voltage domains. Some common application fields include: - Microcontrollers and microprocessors - Communication interfaces (UART, SPI, I2C) - Memory modules (RAM, Flash) - Sensor interfaces - Industrial automation

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 74ALVC164245DL,112 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of 74ALVC164245DL,112 in technical solutions:

  1. Q: What is the function of the 74ALVC164245DL,112? A: The 74ALVC164245DL,112 is a 16-bit bus transceiver with 3-state outputs. It can be used for bidirectional data transfer between two buses.

  2. Q: What voltage levels does the 74ALVC164245DL,112 support? A: The 74ALVC164245DL,112 supports voltage levels from 1.2V to 3.6V, making it compatible with a wide range of systems.

  3. Q: How many channels does the 74ALVC164245DL,112 have? A: The 74ALVC164245DL,112 has 16 channels, allowing for the simultaneous bidirectional transfer of 16 bits of data.

  4. Q: Can the 74ALVC164245DL,112 handle high-speed data transfers? A: Yes, the 74ALVC164245DL,112 is designed to support high-speed data transfers up to 400 Mbps.

  5. Q: Does the 74ALVC164245DL,112 have built-in protection features? A: Yes, the 74ALVC164245DL,112 has built-in ESD protection on all inputs and outputs, ensuring reliable operation in harsh environments.

  6. Q: Can I use the 74ALVC164245DL,112 in both 3.3V and 2.5V systems? A: Yes, the 74ALVC164245DL,112 is compatible with both 3.3V and 2.5V systems, providing flexibility in various applications.

  7. Q: How does the 74ALVC164245DL,112 handle bus contention? A: The 74ALVC164245DL,112 has a direction control pin (DIR) that allows for easy bus switching and prevents bus contention.

  8. Q: Can I use the 74ALVC164245DL,112 in hot-swapping applications? A: Yes, the 74ALVC164245DL,112 supports hot-swapping, allowing for the insertion and removal of devices without disrupting the system.

  9. Q: Does the 74ALVC164245DL,112 have any power-saving features? A: Yes, the 74ALVC164245DL,112 has a low-power mode that reduces power consumption when the device is not actively transferring data.

  10. Q: What package options are available for the 74ALVC164245DL,112? A: The 74ALVC164245DL,112 is available in various package options, including TSSOP, SSOP, and DHVQFN, providing flexibility for different PCB layouts.

Please note that the specific details and features may vary depending on the manufacturer's datasheet and application requirements.