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SN74LVCH162244ADLR
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SN74LVCH162244ADLR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Translator
  • Characteristics: Low-voltage, high-speed, 16-bit buffer/line driver with 3-state outputs
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Translates signals between different voltage levels in digital systems
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.65V to 3.6V
  • High-Level Input Voltage: 2V to VCC + 0.5V
  • Low-Level Input Voltage: -0.5V to 0.8V
  • High-Level Output Voltage: VCC - 0.4V
  • Low-Level Output Voltage: 0.4V
  • Maximum Input Current: ±10mA
  • Maximum Output Current: ±32mA
  • Propagation Delay: 3.7ns (typical)

Detailed Pin Configuration

The SN74LVCH162244ADLR 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

  • 16-bit non-inverting buffer/line driver
  • 3-state outputs for bus-oriented applications
  • Supports bidirectional data flow
  • Compatible with various logic families
  • Provides voltage level translation between 1.8V, 2.5V, 3.3V, and 5V systems
  • High-speed operation with low power consumption

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with different systems - Fast propagation delay enables high-speed data transmission - 3-state outputs facilitate bus sharing in multi-master systems - Low power consumption helps reduce energy usage

Disadvantages: - Limited to 16-bit data width - Requires careful consideration of input/output voltage levels for proper translation - Not suitable for applications requiring higher voltage level translation

Working Principles

The SN74LVCH162244ADLR is designed to translate digital signals between different voltage levels in a system. It operates by receiving input signals at one voltage level (e.g., 3.3V) and converting them to another voltage level (e.g., 5V) on the output side. This allows devices operating at different voltage levels to communicate effectively.

The IC utilizes non-inverting buffers and line drivers to ensure signal integrity during translation. The 3-state outputs enable multiple devices to share a common bus without interfering with each other's signals.

Detailed Application Field Plans

The SN74LVCH162244ADLR finds applications in various fields, including:

  1. Microcontrollers and microprocessors: Enables communication between devices operating at different voltage levels.
  2. Communication systems: Facilitates signal translation in networking equipment, routers, and switches.
  3. Industrial automation: Allows interfacing between different control systems and sensors.
  4. Automotive electronics: Supports voltage level translation in automotive control units and infotainment systems.
  5. Consumer electronics: Enables compatibility between devices with varying voltage requirements, such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

  1. SN74LVC1T45DBVR: Single-bit voltage level translator with 3-state output.
  2. SN74AVC4T245PW: 4-bit voltage level translator with 3-state output.
  3. SN74LVC8T245PWR: 8-bit voltage level translator with 3-state output.

These alternative models offer similar functionality and voltage level translation capabilities, but with different data widths to suit specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74LVCH162244ADLR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74LVCH162244ADLR in technical solutions:

  1. Q: What is SN74LVCH162244ADLR? A: SN74LVCH162244ADLR 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 SN74LVCH162244ADLR? A: The operating voltage range of SN74LVCH162244ADLR is typically between 1.65V and 3.6V.

  3. Q: What is the maximum output current that SN74LVCH162244ADLR can drive? A: SN74LVCH162244ADLR can drive up to 32mA of output current per channel.

  4. Q: Can SN74LVCH162244ADLR be used for bidirectional communication? A: No, SN74LVCH162244ADLR is unidirectional and can only be used for one-way signal transmission.

  5. Q: How many channels does SN74LVCH162244ADLR have? A: SN74LVCH162244ADLR has 16 channels, allowing it to buffer or drive 16 individual signals.

  6. Q: What is the propagation delay of SN74LVCH162244ADLR? A: The typical propagation delay of SN74LVCH162244ADLR is around 3.8ns.

  7. Q: Can SN74LVCH162244ADLR tolerate overvoltage on its inputs? A: Yes, SN74LVCH162244ADLR has input voltage tolerance up to 5.5V, making it suitable for interfacing with higher voltage systems.

  8. Q: Is SN74LVCH162244ADLR compatible with both TTL and CMOS logic levels? A: Yes, SN74LVCH162244ADLR is designed to be compatible with both TTL and CMOS logic levels.

  9. Q: Can SN74LVCH162244ADLR be used in high-speed applications? A: Yes, SN74LVCH162244ADLR has a maximum data rate of 260Mbps, making it suitable for many high-speed digital applications.

  10. Q: What is the package type of SN74LVCH162244ADLR? A: SN74LVCH162244ADLR is available in a TSSOP-48 package, which is a surface-mount package with 48 leads.

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