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74LVC821ADB,118

74LVC821ADB,118

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Gate
  • Characteristics: Low-voltage CMOS device, high-speed operation, wide operating voltage range
  • Package: TSSOP-20
  • Essence: Flip-Flop
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • High-Level Input Voltage: 0.7 x VCC
  • Low-Level Input Voltage: 0.3 x VCC
  • High-Level Output Voltage: 0.9 x VCC
  • Low-Level Output Voltage: 0.1 x VCC
  • Operating Temperature Range: -40°C to +125°C
  • Propagation Delay: 4.2 ns (typical)

Detailed Pin Configuration

The 74LVC821ADB,118 IC has a TSSOP-20 package with the following pin configuration:

  1. Q0
  2. Q1
  3. Q2
  4. Q3
  5. GND
  6. D0
  7. D1
  8. D2
  9. D3
  10. CP
  11. MR
  12. OE
  13. Q4
  14. Q5
  15. Q6
  16. Q7
  17. VCC
  18. D4
  19. D5
  20. D6

Functional Features

The 74LVC821ADB,118 is a flip-flop IC that offers the following functional features:

  • Eight-bit D-type flip-flop with asynchronous reset
  • High-speed operation, making it suitable for applications requiring quick data storage and retrieval
  • Wide operating voltage range allows compatibility with various power supply levels
  • Low-voltage CMOS technology ensures low power consumption and reduced noise interference
  • Asynchronous reset allows for immediate clearing of the flip-flop's output

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data processing - Wide operating voltage range provides flexibility in different applications - Low power consumption due to CMOS technology - Asynchronous reset allows for quick and reliable clearing of the flip-flop

Disadvantages: - Limited number of flip-flops (8-bit) in a single IC package - TSSOP-20 package may require careful handling during assembly

Working Principles

The 74LVC821ADB,118 operates based on the principles of D-type flip-flops. It stores and outputs digital data using positive-edge-triggered clock inputs (CP). The asynchronous reset input (MR) allows for immediate clearing of the flip-flop's output. The IC utilizes low-voltage CMOS technology, ensuring high-speed operation and low power consumption.

Detailed Application Field Plans

The 74LVC821ADB,118 is commonly used in various applications, including:

  1. Data storage and retrieval systems
  2. Digital signal processing
  3. Communication devices
  4. Microcontrollers and microprocessors
  5. Industrial automation

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74LVC821ADB,118 include:

  1. SN74LVC821A by Texas Instruments
  2. MC74LVC821A by ON Semiconductor
  3. CD74LVC821A by Texas Instruments
  4. 74LVC821APW by NXP Semiconductors

These alternative models provide comparable features and can be considered as substitutes for the 74LVC821ADB,118 in various applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 74LVC821ADB,118 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of 74LVC821ADB,118 in technical solutions:

  1. Q: What is the function of the 74LVC821ADB,118? A: The 74LVC821ADB,118 is a 10-bit buffer/driver with 3-state outputs.

  2. Q: What voltage levels does the 74LVC821ADB,118 support? A: The 74LVC821ADB,118 supports voltage levels from 1.65V to 5.5V.

  3. Q: How many inputs and outputs does the 74LVC821ADB,118 have? A: The 74LVC821ADB,118 has 10 inputs and 10 outputs.

  4. Q: Can the 74LVC821ADB,118 be used for bidirectional communication? A: No, the 74LVC821ADB,118 is a unidirectional buffer/driver and cannot be used for bidirectional communication.

  5. Q: What is the maximum output current of the 74LVC821ADB,118? A: The maximum output current of the 74LVC821ADB,118 is 24mA.

  6. Q: Does the 74LVC821ADB,118 have internal pull-up or pull-down resistors? A: No, the 74LVC821ADB,118 does not have internal pull-up or pull-down resistors.

  7. Q: Can the 74LVC821ADB,118 drive capacitive loads? A: Yes, the 74LVC821ADB,118 can drive capacitive loads up to 50pF.

  8. Q: What is the propagation delay of the 74LVC821ADB,118? A: The propagation delay of the 74LVC821ADB,118 is typically 4.3ns.

  9. Q: Can the 74LVC821ADB,118 be used in high-speed applications? A: Yes, the 74LVC821ADB,118 is designed for high-speed operation and can be used in such applications.

  10. Q: Is the 74LVC821ADB,118 compatible with other logic families? A: Yes, the 74LVC821ADB,118 is compatible with both TTL and CMOS logic families.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.