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74LVC377D,112
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74LVC377D,112

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: Low-voltage CMOS Octal D-type Flip-Flop with 3-state outputs
  • Package: SO20 (Small Outline 20 pins)
  • Essence: This IC is designed to store and transfer data in electronic circuits.
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • High-Level Input Voltage: 2V to VCC + 0.5V
  • Low-Level Input Voltage: -0.5V to 0.8V
  • High-Level Output Voltage: 2.4V (min) at IOH = -32mA
  • Low-Level Output Voltage: 0.4V (max) at IOL = 64mA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 74LVC377D,112 IC has a total of 20 pins. The pin configuration is as follows:

  1. CP (Clock Pulse) - Clock input for flip-flop operation
  2. D0 (Data Input) - Data input for the first flip-flop
  3. D1 (Data Input) - Data input for the second flip-flop
  4. D2 (Data Input) - Data input for the third flip-flop
  5. D3 (Data Input) - Data input for the fourth flip-flop
  6. D4 (Data Input) - Data input for the fifth flip-flop
  7. D5 (Data Input) - Data input for the sixth flip-flop
  8. D6 (Data Input) - Data input for the seventh flip-flop
  9. D7 (Data Input) - Data input for the eighth flip-flop
  10. GND (Ground) - Ground reference for the IC
  11. Q0 (Output) - Output of the first flip-flop
  12. Q1 (Output) - Output of the second flip-flop
  13. Q2 (Output) - Output of the third flip-flop
  14. Q3 (Output) - Output of the fourth flip-flop
  15. Q4 (Output) - Output of the fifth flip-flop
  16. Q5 (Output) - Output of the sixth flip-flop
  17. Q6 (Output) - Output of the seventh flip-flop
  18. Q7 (Output) - Output of the eighth flip-flop
  19. OE (Output Enable) - Output enable control input
  20. VCC (Supply Voltage) - Positive supply voltage

Functional Features

  • Octal D-type flip-flop with 3-state outputs
  • High-speed operation: 5.4 ns (typical) at 3.3V supply voltage
  • Wide supply voltage range: 1.65V to 5.5V
  • 3-state outputs for bus-oriented applications
  • Complies with JEDEC standard JESD8-7A

Advantages and Disadvantages

Advantages: - Low-voltage operation allows compatibility with various logic levels - High-speed operation enables quick data transfer - 3-state outputs provide flexibility in bus-oriented applications

Disadvantages: - Limited number of flip-flops (8) in a single IC package - May require additional components for complex circuit designs

Working Principles

The 74LVC377D,112 is an octal D-type flip-flop that stores and transfers data based on clock pulses. The data inputs (D0-D7) are latched into the flip-flops on the rising edge of the clock pulse (CP). The outputs (Q0-Q7) reflect the stored data and can be enabled or disabled using the output enable (OE) control input.

Detailed Application Field Plans

The 74LVC377D,112 IC finds applications in various electronic systems where data storage and transfer are required. Some potential application fields include:

  1. Microcontrollers: Used for storing and transferring data between different components of a microcontroller system.
  2. Memory Systems: Employed in memory modules to store and retrieve data.
  3. Communication Systems: Utilized in data transmission circuits for buffering and synchronization purposes.
  4. Industrial Automation: Integrated into control systems for data processing and storage.

Detailed and Complete Alternative Models

  1. 74HC377: Similar octal D-type flip-flop with 3-state outputs, compatible with higher voltage levels (2V to 6V).
  2. SN74LS377: Octal D-type flip-flop with non-inverting outputs, suitable for TTL logic level applications.
  3. CD4013B: Dual D-type flip-flop with complementary

技術ソリューションにおける 74LVC377D,112 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of 74LVC377D,112 in technical solutions:

  1. Q: What is the function of the 74LVC377D,112? A: The 74LVC377D,112 is an octal D-type flip-flop with a transparent latch. It can store and transfer data in digital circuits.

  2. Q: What is the operating voltage range for the 74LVC377D,112? A: The 74LVC377D,112 operates within a voltage range of 1.65V to 5.5V.

  3. Q: How many flip-flops are there in the 74LVC377D,112? A: The 74LVC377D,112 contains eight individual D-type flip-flops.

  4. Q: What is the maximum clock frequency supported by the 74LVC377D,112? A: The 74LVC377D,112 can operate at a maximum clock frequency of 125 MHz.

  5. Q: Can the 74LVC377D,112 be used for both synchronous and asynchronous applications? A: Yes, the 74LVC377D,112 can be used for both synchronous and asynchronous applications.

  6. Q: What is the output drive capability of the 74LVC377D,112? A: The 74LVC377D,112 has a typical output drive capability of ±24 mA.

  7. Q: Does the 74LVC377D,112 have any built-in protection features? A: Yes, the 74LVC377D,112 has built-in protection against electrostatic discharge (ESD) and excessive power dissipation.

  8. Q: Can the 74LVC377D,112 be cascaded to increase the number of flip-flops? A: Yes, multiple 74LVC377D,112 ICs can be cascaded together to increase the number of flip-flops in a circuit.

  9. Q: What is the power supply sequencing requirement for the 74LVC377D,112? A: The power supply sequencing requirement for the 74LVC377D,112 is not specified. However, it is generally recommended to power up the VCC supply before the GND supply.

  10. Q: Are there any specific layout considerations for using the 74LVC377D,112? A: It is important to follow good PCB layout practices, such as minimizing trace lengths and providing proper decoupling capacitors, to ensure optimal performance when using the 74LVC377D,112.

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