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SN74LV21APWR
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SN74LV21APWR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Gate
  • Characteristics: Dual 4-input AND gate
  • Package: TSSOP-14
  • Essence: High-speed CMOS technology
  • Packaging/Quantity: Tape and Reel, 2500 pieces 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 SN74LV21APWR has a TSSOP-14 package with the following pin configuration:

__ __ A1 | 1 14 | VCC B1 | 2 13 | C1 A2 | 3 12 | D1 B2 | 4 11 | C2 Y1 | 5 10 | D2 GND | 6 9 | Y2 A3 | 7 8 | B3 ¯¯ ¯¯

Functional Features

  • Dual 4-input AND gate functionality
  • High-speed operation due to CMOS technology
  • Wide supply voltage range for compatibility
  • Low quiescent current for power efficiency
  • Compact TSSOP-14 package for space-saving designs

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient data processing.
  • Wide supply voltage range enables compatibility with various systems.
  • Low quiescent current minimizes power consumption.
  • Compact package saves space in circuit designs.

Disadvantages

  • Limited to 4-input AND gate functionality, may not suit all logic requirements.
  • TSSOP-14 package may be challenging for manual soldering.

Working Principles

The SN74LV21APWR is based on high-speed CMOS technology. It consists of two independent 4-input AND gates. Each gate performs the logical AND operation on its four inputs and provides the output accordingly. The IC operates within a wide supply voltage range and consumes low quiescent current, making it suitable for various applications.

Detailed Application Field Plans

The SN74LV21APWR can be used in a variety of applications, including:

  1. Digital signal processing systems
  2. Microcontrollers and microprocessors
  3. Communication equipment
  4. Industrial automation
  5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74LV21APWR are:

  1. SN74LV21A
  2. MC74LV21A
  3. CD74LV21A
  4. HCF4021B

These models provide dual 4-input AND gate functionality and are available in different packages to suit specific design requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SN74LV21APWR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of SN74LV21APWR:

  1. Q: What is SN74LV21APWR? A: SN74LV21APWR is a dual 4-input AND gate integrated circuit (IC) that can be used in various digital logic applications.

  2. Q: What is the operating voltage range for SN74LV21APWR? A: The operating voltage range for SN74LV21APWR is typically between 2V and 5.5V.

  3. Q: What is the maximum output current of SN74LV21APWR? A: The maximum output current of SN74LV21APWR is around 8mA.

  4. Q: Can SN74LV21APWR be used in high-speed applications? A: Yes, SN74LV21APWR is designed for high-speed operation and can be used in applications with fast switching requirements.

  5. Q: How many inputs does SN74LV21APWR have? A: SN74LV21APWR has four inputs, allowing it to perform logical AND operations on up to four input signals.

  6. Q: What is the propagation delay of SN74LV21APWR? A: The propagation delay of SN74LV21APWR is typically around 5 nanoseconds.

  7. Q: Can SN74LV21APWR be used in both CMOS and TTL logic systems? A: Yes, SN74LV21APWR is compatible with both CMOS and TTL logic levels, making it versatile for different system designs.

  8. Q: Is SN74LV21APWR available in different package options? A: Yes, SN74LV21APWR is available in various package options, such as TSSOP and SOIC, to suit different application requirements.

  9. Q: Can SN74LV21APWR be used in battery-powered devices? A: Yes, SN74LV21APWR's low power consumption makes it suitable for battery-powered devices where energy efficiency is important.

  10. Q: What are some typical applications of SN74LV21APWR? A: SN74LV21APWR can be used in various applications, including digital signal processing, data communication systems, and control systems.

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