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SN74ALVCH16501DLR
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SN74ALVCH16501DLR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Shifter
  • Characteristics: High-speed, low-voltage, 18-bit universal bus transceiver with 3-state outputs
  • Package: TSSOP-56
  • Essence: The SN74ALVCH16501DLR is a versatile logic level shifter designed to interface between different voltage domains in digital systems.
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.2V to 3.6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Maximum Operating Frequency: 400MHz
  • Number of Channels: 18
  • Output Drive Strength: ±24mA
  • Propagation Delay: 2.5ns (Max)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74ALVCH16501DLR has a total of 56 pins, arranged as follows:

  • Pin 1: OE (Output Enable) 1
  • Pin 2: A1 (Data Input) 1
  • Pin 3: B1 (Data Input) 1
  • Pin 4: Y1 (Data Output) 1
  • Pin 5: GND (Ground)
  • Pin 6: Y2 (Data Output) 2
  • Pin 7: B2 (Data Input) 2
  • Pin 8: A2 (Data Input) 2
  • Pin 9: OE (Output Enable) 2
  • ... (continue with the remaining pin descriptions)

Functional Features

  • Bidirectional voltage translation between two independent voltage domains
  • Supports both 3.3V and 2.5V systems
  • Provides non-inverting level shifting with 3-state outputs
  • Allows direct interfacing between different logic families (e.g., TTL and CMOS)
  • Enables seamless communication between devices operating at different voltage levels

Advantages and Disadvantages

Advantages: - High-speed operation - Wide supply voltage range - Low power consumption - Easy integration into existing digital systems - 3-state outputs for bus sharing

Disadvantages: - Relatively large package size (TSSOP-56) - Limited number of channels (18)

Working Principles

The SN74ALVCH16501DLR utilizes a combination of MOSFETs and level-shifting circuitry to achieve bidirectional voltage translation. The input signals from one voltage domain are converted to the appropriate voltage levels of the target voltage domain, allowing seamless communication between devices operating at different voltages.

Detailed Application Field Plans

The SN74ALVCH16501DLR is commonly used in various applications, including:

  1. Microcontroller interfacing with peripheral devices
  2. Communication interfaces between different voltage domains
  3. Level shifting in mixed-voltage systems
  4. Bus transceivers in digital systems
  5. Voltage level adaptation in battery-powered devices

Detailed and Complete Alternative Models

  1. SN74LVC1T45DBVR - Single-bit level shifter with 3-state output
  2. SN74LVCH245APWR - Octal bus transceiver with 3-state outputs
  3. SN74AVC4T245PW - Quad-bit level shifter with 3-state output
  4. SN74AUP1T34DCKR - Single-bit level shifter with open-drain output
  5. SN74HCT125N - Quad buffer/line driver with 3-state outputs

These alternative models offer similar functionality and can be used as substitutes for the SN74ALVCH16501DLR in different applications.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät SN74ALVCH16501DLR :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of SN74ALVCH16501DLR:

  1. Q: What is SN74ALVCH16501DLR? A: SN74ALVCH16501DLR is a 16-bit universal bus transceiver with 3-state outputs, designed for low-voltage (1.65V to 3.6V) applications.

  2. Q: What is the purpose of SN74ALVCH16501DLR? A: SN74ALVCH16501DLR is used to enable bidirectional data transfer between two buses with different voltage levels or signal types.

  3. Q: What are the key features of SN74ALVCH16501DLR? A: Some key features include 3-state outputs, wide voltage range, high-speed operation, and compatibility with various logic families.

  4. Q: How does SN74ALVCH16501DLR handle voltage level translation? A: It uses a direction control pin (DIR) to determine the direction of data flow and translates the voltage levels accordingly.

  5. Q: Can SN74ALVCH16501DLR be used in mixed-voltage systems? A: Yes, it can be used to interface between different voltage domains, ensuring proper signal integrity and preventing damage to components.

  6. Q: What is the maximum data transfer rate supported by SN74ALVCH16501DLR? A: SN74ALVCH16501DLR supports high-speed operation up to several hundred megahertz, depending on the specific application and conditions.

  7. Q: Are there any limitations to using SN74ALVCH16501DLR? A: One limitation is that it requires an external power supply for each voltage domain being interfaced.

  8. Q: Can SN74ALVCH16501DLR be used in both synchronous and asynchronous applications? A: Yes, it can be used in both synchronous and asynchronous systems, depending on the specific requirements of the application.

  9. Q: What are the typical applications of SN74ALVCH16501DLR? A: It is commonly used in mixed-voltage systems, level shifting, voltage translation, bus interfacing, and general-purpose data transfer applications.

  10. Q: Are there any recommended design considerations when using SN74ALVCH16501DLR? A: Yes, some considerations include proper decoupling capacitors, signal integrity, power supply sequencing, and ensuring correct voltage levels for all connected devices.

Please note that these answers are general and may vary based on specific application requirements and conditions.