Texas Instruments
Bild kan vara representation.
Se specifikationer för produktinformation.
SN74LVTH16244ADLR
Visa detalj Datablad

SN74LVTH16244ADLR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics: Low Voltage, High-Speed, 16-Bit Buffer/Driver with 3-State Outputs
  • 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: 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: 4.1ns (typical)
  • Output Drive Capability: ±24mA
  • Number of Channels: 16

Detailed Pin Configuration

The SN74LVTH16244ADLR has a total of 48 pins, arranged as follows:

  • Pin 1: GND (Ground)
  • Pin 2: A1 (Input/Output)
  • Pin 3: Y1 (Output)
  • Pin 4: A2 (Input/Output)
  • Pin 5: Y2 (Output)
  • ...
  • Pin 46: A15 (Input/Output)
  • Pin 47: Y15 (Output)
  • Pin 48: VCC (Power Supply)

Functional Features

  • Bidirectional voltage translation between two independent voltage domains
  • Supports both unidirectional and bidirectional communication
  • 3-state outputs allow multiple devices to share a common bus
  • Provides voltage level shifting for mixed-voltage systems

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - 3-state outputs facilitate bus sharing in multi-device systems - Low power consumption for energy-efficient applications

Disadvantages: - Limited number of channels (16) - Not suitable for voltage translation beyond the specified range - Requires careful consideration of input and output voltage levels

Working Principles

The SN74LVTH16244ADLR is designed to translate logic levels between different voltage domains. It utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional voltage translation. The device operates by monitoring the input voltage levels and translating them to the corresponding output voltage levels based on the supply voltage.

Detailed Application Field Plans

The SN74LVTH16244ADLR can be used in various applications, including:

  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 sharing in multi-device systems
  5. Voltage translation in battery-powered devices

Detailed and Complete Alternative Models

  1. SN74LVC4245A: 8-Bit Dual-Supply Bus Transceiver
  2. SN74AVC4T245: 4-Bit Dual-Supply Bus Transceiver
  3. SN74LVC1T45: Single-Bit Dual-Supply Bus Transceiver
  4. SN74LVC8T245: 8-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVTH16244ADLR based on specific requirements and system constraints.

Word count: 305 words

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74LVTH16244ADLR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74LVTH16244ADLR in technical solutions:

  1. Q: What is SN74LVTH16244ADLR? A: SN74LVTH16244ADLR is a 16-bit buffer/driver with 3-state outputs, commonly used for signal buffering and level shifting in digital circuits.

  2. Q: What is the operating voltage range of SN74LVTH16244ADLR? A: The operating voltage range is typically between 2.7V and 3.6V.

  3. Q: What is the maximum output current that SN74LVTH16244ADLR can drive? A: SN74LVTH16244ADLR can drive up to 32mA of current per output pin.

  4. Q: Can SN74LVTH16244ADLR be used for bidirectional communication? A: No, SN74LVTH16244ADLR is a unidirectional buffer/driver and does not support bidirectional communication.

  5. Q: How many 3-state outputs does SN74LVTH16244ADLR have? A: SN74LVTH16244ADLR has 16 3-state outputs, allowing multiple signals to be buffered or driven simultaneously.

  6. Q: What is the propagation delay of SN74LVTH16244ADLR? A: The typical propagation delay is around 3.8ns.

  7. Q: Can SN74LVTH16244ADLR be used in high-speed applications? A: Yes, SN74LVTH16244ADLR is designed for high-speed operation and can be used in applications with fast switching speeds.

  8. Q: Does SN74LVTH16244ADLR have built-in ESD protection? A: Yes, SN74LVTH16244ADLR has built-in ESD protection on all inputs and outputs.

  9. Q: Can SN74LVTH16244ADLR be used in automotive applications? A: Yes, SN74LVTH16244ADLR is qualified for automotive applications and meets the necessary standards.

  10. Q: What is the package type of SN74LVTH16244ADLR? A: SN74LVTH16244ADLR is available in a 48-pin TSSOP package, which is commonly used in surface-mount applications.

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