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SN74LVC821APW
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SN74LVC821APW

Product Overview

Category

SN74LVC821APW belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as a buffer/line driver for various digital applications.

Characteristics

  • Low-voltage CMOS technology
  • High-speed operation
  • Wide operating voltage range
  • Schmitt-trigger inputs for noise immunity
  • 3-state outputs for bus-oriented applications

Package

SN74LVC821APW is available in a small outline TSSOP package.

Essence

The essence of SN74LVC821APW lies in its ability to provide buffering and line driving capabilities for digital signals, ensuring reliable and efficient data transmission.

Packaging/Quantity

SN74LVC821APW is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 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: 2.7ns (typical)
  • Output Current: ±24mA

Detailed Pin Configuration

SN74LVC821APW consists of 20 pins, each serving a specific function:

  1. A1: Input A1
  2. Y1: Output Y1
  3. GND: Ground
  4. A2: Input A2
  5. Y2: Output Y2
  6. A3: Input A3
  7. Y3: Output Y3
  8. A4: Input A4
  9. Y4: Output Y4
  10. OE: Output Enable
  11. VCC: Power Supply
  12. B1: Input B1
  13. Z1: Output Z1
  14. B2: Input B2
  15. Z2: Output Z2
  16. B3: Input B3
  17. Z3: Output Z3
  18. B4: Input B4
  19. Z4: Output Z4
  20. GND: Ground

Functional Features

  • Buffering and line driving capabilities for digital signals
  • High-speed operation for efficient data transmission
  • Schmitt-trigger inputs provide noise immunity
  • 3-state outputs enable bus-oriented applications

Advantages and Disadvantages

Advantages

  • Low-voltage CMOS technology ensures low power consumption
  • Wide operating voltage range allows compatibility with various systems
  • Schmitt-trigger inputs enhance noise immunity
  • 3-state outputs facilitate bus-oriented applications

Disadvantages

  • Limited output current may restrict use in certain high-power applications
  • Propagation delay time may affect real-time applications with strict timing requirements

Working Principles

SN74LVC821APW operates by receiving digital input signals and buffering/amplifying them to drive corresponding output lines. The Schmitt-trigger inputs help in reducing the impact of noise on the input signals, ensuring reliable data transmission. The 3-state outputs allow multiple devices to share a common bus, enabling efficient communication.

Detailed Application Field Plans

SN74LVC821APW finds applications in various digital systems, including but not limited to: - Microcontrollers - Data communication systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN74LVC821APW are: - SN74LVC821ADW - SN74LVC821ARGYR - SN74LVC821APWRG4 - SN74LVC821APWT

These models may differ in package type, temperature range, or other specifications, but they serve the same purpose of buffering and line driving digital signals.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng SN74LVC821APW sa mga teknikal na solusyon

Sure! Here are 10 common questions and answers related to the application of SN74LVC821APW:

  1. Q: What is the SN74LVC821APW? A: The SN74LVC821APW is a high-performance, low-voltage CMOS 10-bit bus interface flip-flop with 3-state outputs.

  2. Q: What is the operating voltage range of SN74LVC821APW? A: The operating voltage range is from 1.65V to 3.6V.

  3. Q: What is the maximum clock frequency supported by SN74LVC821APW? A: The maximum clock frequency is typically 100 MHz.

  4. Q: Can I use SN74LVC821APW in both parallel and serial data transfer applications? A: Yes, SN74LVC821APW can be used in both parallel and serial data transfer applications.

  5. Q: How many 3-state outputs does SN74LVC821APW have? A: SN74LVC821APW has 10 3-state outputs.

  6. Q: What is the purpose of the 3-state outputs in SN74LVC821APW? A: The 3-state outputs allow multiple devices to share a common bus without interfering with each other.

  7. Q: Can I cascade multiple SN74LVC821APW devices together? A: Yes, you can cascade multiple SN74LVC821APW devices together to increase the number of bits in your system.

  8. Q: Does SN74LVC821APW have any built-in protection features? A: Yes, SN74LVC821APW has built-in ESD protection on all inputs and outputs.

  9. Q: What is the power supply current consumption of SN74LVC821APW? A: The power supply current consumption is typically 2.5 mA.

  10. Q: Can I use SN74LVC821APW in automotive applications? A: Yes, SN74LVC821APW is qualified for automotive applications and meets the AEC-Q100 standard.

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