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SN74LVTH125PWE4
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SN74LVTH125PWE4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Driver
  • Characteristics: Low-Voltage, High-Speed, 3-State Output
  • Package: TSSOP-14
  • Essence: Logic Level Shifter
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 2.7V to 3.6V
  • 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)
  • Output Current: ±24mA
  • Input Capacitance: 3pF (typical)

Detailed Pin Configuration

The SN74LVTH125PWE4 has a TSSOP-14 package with the following pin configuration:

___________ OE -| 1 14 |- VCC A -| 2 13 |- Y B -| 3 12 |- B GND -| 4 11 |- A Y -| 5 10 |- OE B -| 6 9 |- GND A -| 7 8 |- Y ‾‾‾‾‾‾‾‾‾‾‾‾

Functional Features

  • 3-state outputs allow multiple devices to share a common bus without interference.
  • Low-voltage operation makes it suitable for battery-powered applications.
  • High-speed performance enables efficient data transmission.
  • Schmitt-trigger inputs provide hysteresis for improved noise immunity.

Advantages and Disadvantages

Advantages: - 3-state outputs facilitate bus sharing. - Low-voltage operation extends battery life. - High-speed performance enables fast data transfer. - Schmitt-trigger inputs enhance noise immunity.

Disadvantages: - Limited output current may restrict use in certain applications. - TSSOP package may require careful handling during assembly.

Working Principles

The SN74LVTH125PWE4 is a logic level shifter that allows for bidirectional voltage translation between different voltage domains. It operates by receiving input signals from one voltage domain and providing output signals at a different voltage level. The device uses a combination of CMOS and TTL technologies to achieve low-voltage operation, high-speed performance, and 3-state output capability.

Detailed Application Field Plans

The SN74LVTH125PWE4 is commonly used in various applications, including:

  1. Microcontroller interfacing: It facilitates communication between microcontrollers operating at different voltage levels.
  2. Memory systems: It enables data transfer between memory modules with varying voltage requirements.
  3. Industrial automation: It serves as a buffer/driver for signal transmission in control systems.
  4. Communication systems: It aids in voltage level conversion between different communication protocols.
  5. Automotive electronics: It assists in voltage translation within automotive electronic systems.

Detailed and Complete Alternative Models

  1. SN74LVC125A: Similar functionality but operates at a lower voltage range (1.65V to 3.6V).
  2. SN74LVTH16245A: Provides bidirectional voltage translation for 16-bit data buses.
  3. SN74AVC4T245: Offers voltage level shifting for 4-bit bidirectional buses.
  4. SN74LVC1G07: Single gate buffer/driver with open-drain output.

These alternative models provide similar features and can be considered based on specific application requirements.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق SN74LVTH125PWE4 في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of SN74LVTH125PWE4 in technical solutions:

  1. Q: What is SN74LVTH125PWE4? A: SN74LVTH125PWE4 is a quad bus buffer gate with 3-state outputs, which is commonly used for voltage level translation and signal buffering.

  2. Q: What is the operating voltage range of SN74LVTH125PWE4? A: SN74LVTH125PWE4 operates within a voltage range of 2.7V to 3.6V.

  3. Q: How many channels does SN74LVTH125PWE4 have? A: SN74LVTH125PWE4 has four independent channels, allowing it to handle multiple signals simultaneously.

  4. Q: Can SN74LVTH125PWE4 be used for bidirectional level translation? A: No, SN74LVTH125PWE4 is unidirectional and can only translate signals from one voltage level to another.

  5. Q: What is the maximum data rate supported by SN74LVTH125PWE4? A: SN74LVTH125PWE4 supports a maximum data rate of 400 Mbps.

  6. Q: Is SN74LVTH125PWE4 compatible with both TTL and CMOS logic levels? A: Yes, SN74LVTH125PWE4 is compatible with both TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic levels.

  7. Q: Can SN74LVTH125PWE4 drive capacitive loads? A: Yes, SN74LVTH125PWE4 can drive capacitive loads up to 50 pF.

  8. Q: What is the output current capability of SN74LVTH125PWE4? A: SN74LVTH125PWE4 can source/sink up to 12 mA of current per channel.

  9. Q: Does SN74LVTH125PWE4 have built-in ESD protection? A: Yes, SN74LVTH125PWE4 has built-in ESD (Electrostatic Discharge) protection, which helps protect against static electricity damage.

  10. Q: Can SN74LVTH125PWE4 be used in automotive applications? A: Yes, SN74LVTH125PWE4 is qualified for automotive applications and meets the necessary standards for automotive electronics.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.