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74LVC109PW,112
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74LVC109PW,112

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Gates
  • Characteristics: Dual Positive Edge-Triggered D-Type Flip-Flop with Clear and Preset
  • Package: TSSOP-16
  • Essence: Flip-Flop IC
  • 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
  • Maximum Operating Frequency: 100 MHz
  • Propagation Delay Time: 4.2 ns
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. CLK (Clock) - Input
  2. PRESET - Input
  3. CLEAR - Input
  4. D (Data) - Input
  5. Q1 (Flip-Flop Output 1) - Output
  6. Q2 (Flip-Flop Output 2) - Output
  7. GND (Ground) - Ground
  8. Q2 (Flip-Flop Output 2) - Output
  9. Q1 (Flip-Flop Output 1) - Output
  10. D (Data) - Input
  11. CLEAR - Input
  12. PRESET - Input
  13. CLK (Clock) - Input
  14. GND (Ground) - Ground
  15. VCC (Supply Voltage) - Power Supply
  16. VCC (Supply Voltage) - Power Supply

Functional Features

  • Dual flip-flop with independent clear and preset inputs
  • Positive edge-triggered operation
  • High-speed performance with low power consumption
  • Wide supply voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - Dual flip-flop allows for more complex logic operations - Independent clear and preset inputs provide flexibility in circuit design - Positive edge-triggered operation ensures reliable data storage

Disadvantages: - Limited maximum operating frequency compared to some other ICs - TSSOP-16 package may require careful handling during assembly

Working Principles

The 74LVC109PW,112 is a dual positive edge-triggered D-type flip-flop. It stores data on the rising edge of the clock signal (CLK). The flip-flop has independent clear (CLEAR) and preset (PRESET) inputs, which allow for resetting or setting the outputs (Q1 and Q2) to specific states. The flip-flop operates within a specified supply voltage range and provides reliable data storage.

Detailed Application Field Plans

The 74LVC109PW,112 can be used in various applications that require sequential logic operations. Some potential application fields include: - Digital counters - Shift registers - Frequency dividers - Data storage systems - Control circuits

Detailed and Complete Alternative Models

  • SN74LVC109APW,112
  • MC74LVC109ADG
  • CD74LVC109M96

These alternative models offer similar functionality and can be used as replacements for the 74LVC109PW,112 in various applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 74LVC109PW,112 i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of 74LVC109PW,112 in technical solutions:

  1. Q: What is the function of the 74LVC109PW,112? A: The 74LVC109PW,112 is a dual positive-edge triggered D-type flip-flop with set and reset inputs.

  2. Q: What is the operating voltage range for the 74LVC109PW,112? A: The operating voltage range is from 1.65V to 5.5V.

  3. Q: Can I use the 74LVC109PW,112 in battery-powered applications? A: Yes, the low power consumption of the 74LVC109PW,112 makes it suitable for battery-powered applications.

  4. Q: How many flip-flops are there in the 74LVC109PW,112? A: The 74LVC109PW,112 contains two independent flip-flops.

  5. Q: What is the maximum clock frequency supported by the 74LVC109PW,112? A: The maximum clock frequency is typically 125 MHz.

  6. Q: Can I cascade multiple 74LVC109PW,112 flip-flops together? A: Yes, you can cascade multiple flip-flops to create larger counters or shift registers.

  7. Q: Does the 74LVC109PW,112 have any asynchronous inputs? A: Yes, it has asynchronous preset (PRE) and clear (CLR) inputs.

  8. Q: What is the setup time requirement for the data input (D) before the rising edge of the clock? A: The setup time requirement is typically 0.5 ns.

  9. Q: Can I use the 74LVC109PW,112 in high-speed data transfer applications? A: Yes, the 74LVC109PW,112 is suitable for high-speed data transfer due to its low propagation delay.

  10. Q: What package options are available for the 74LVC109PW,112? A: The 74LVC109PW,112 is available in various package options, such as TSSOP and VQFN.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications of the 74LVC109PW,112.