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SN74LVTH125PWG4
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SN74LVTH125PWG4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics: High-speed, low-power, voltage-level shifting
  • Package: 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 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 3.8ns (typical)
  • Maximum Quiescent Current: 10μA

Detailed Pin Configuration

The SN74LVTH125PWG4 has a total of 14 pins, which are assigned as follows:

  1. OE (Output Enable) - Active Low Output Enable
  2. A1 - Input A1
  3. Y1 - Output Y1
  4. GND - Ground
  5. Y2 - Output Y2
  6. A2 - Input A2
  7. VCC - Power Supply
  8. B1 - Input B1
  9. Y3 - Output Y3
  10. B2 - Input B2
  11. Y4 - Output Y4
  12. OE (Output Enable) - Active Low Output Enable
  13. GND - Ground
  14. VCC - Power Supply

Functional Features

  • Logic level translation between different voltage domains
  • Bidirectional voltage-level shifting
  • Supports both 3.3V and 5V systems
  • High-speed operation with minimal propagation delay
  • Low power consumption
  • ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - Low power consumption helps in reducing overall system energy usage - ESD protection ensures reliability in harsh environments

Disadvantages: - Limited number of translation channels (4 in this case) - Not suitable for applications requiring higher voltage translation levels

Working Principles

The SN74LVTH125PWG4 is a logic level translator that facilitates communication between different voltage domains. It operates by receiving input signals from one voltage domain and translating them to the corresponding voltage level in another domain. The device uses a combination of MOSFETs and CMOS technology to achieve bidirectional voltage-level shifting.

Detailed Application Field Plans

The SN74LVTH125PWG4 finds application in various fields, including:

  1. Microcontroller interfacing: It enables communication between microcontrollers operating at different voltage levels.
  2. Sensor networks: It facilitates data exchange between sensors and microcontrollers with varying voltage requirements.
  3. Industrial automation: It can be used in PLCs (Programmable Logic Controllers) to interface with different modules operating at different voltage levels.
  4. Communication systems: It aids in voltage-level translation between different communication protocols, such as UART, SPI, and I2C.

Detailed and Complete Alternative Models

  1. SN74LVC1T45DBVR: Single-bit dual-supply bus transceiver with voltage-level translation capability.
  2. TXB0108PWR: 8-bit bidirectional voltage-level translator with automatic direction sensing.
  3. PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage-level translator.

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVTH125PWG4 based on specific application requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SN74LVTH125PWG4 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of SN74LVTH125PWG4 in technical solutions:

  1. Q: What is SN74LVTH125PWG4? A: SN74LVTH125PWG4 is a quad bus buffer gate with 3-state outputs, which is commonly used in digital logic applications.

  2. Q: What is the operating voltage range for SN74LVTH125PWG4? A: The operating voltage range for SN74LVTH125PWG4 is typically between 2.7V and 3.6V.

  3. Q: What is the maximum output current that SN74LVTH125PWG4 can drive? A: SN74LVTH125PWG4 can drive up to 12mA of output current per channel.

  4. Q: Can SN74LVTH125PWG4 be used as a level shifter? A: Yes, SN74LVTH125PWG4 can be used as a level shifter to convert signals between different voltage levels.

  5. Q: What is the maximum propagation delay of SN74LVTH125PWG4? A: The maximum propagation delay of SN74LVTH125PWG4 is typically around 4.5ns.

  6. Q: Is SN74LVTH125PWG4 compatible with TTL logic levels? A: Yes, SN74LVTH125PWG4 is compatible with both TTL and CMOS logic levels.

  7. Q: Can SN74LVTH125PWG4 be used in high-speed applications? A: Yes, SN74LVTH125PWG4 is designed for high-speed operation and can be used in applications with fast switching speeds.

  8. Q: Does SN74LVTH125PWG4 have built-in ESD protection? A: Yes, SN74LVTH125PWG4 has built-in ESD protection to safeguard against electrostatic discharge.

  9. Q: Can SN74LVTH125PWG4 be used in automotive applications? A: Yes, SN74LVTH125PWG4 is qualified for automotive applications and meets the necessary standards.

  10. Q: How many channels does SN74LVTH125PWG4 have? A: SN74LVTH125PWG4 has four independent channels, allowing it to buffer multiple signals simultaneously.

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