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NE5550779A-A
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NE5550779A-A Encyclopedia Entry

Product Overview

Belongs to: Integrated Circuits
Category: Timer IC
Use: Timing applications, pulse generation, oscillator circuits
Characteristics: Versatile, stable, low power consumption
Package: DIP-8, SOIC-8, SOP-8
Essence: Precision timing control
Packaging/Quantity: Typically available in reels of 2500 pieces

Specifications

  • Supply Voltage: 4.5V to 16V
  • Operating Temperature: -40°C to 85°C
  • Output Current: 200mA
  • Frequency Range: 100 kHz to 500 kHz
  • Duty Cycle: 50% (typical)

Detailed Pin Configuration

  1. GND
  2. Trigger
  3. Output
  4. Reset
  5. Control Voltage
  6. Threshold
  7. Discharge
  8. VCC

Functional Features

  • Monostable or astable operation
  • Adjustable duty cycle
  • High output current capability
  • Low standby current
  • Compatible with CMOS, TTL, and MOS logic
  • Wide operating voltage range

Advantages and Disadvantages

Advantages: - Precise timing control - Low power consumption - Wide supply voltage range - Versatile operating modes

Disadvantages: - Limited frequency range - Sensitivity to external noise

Working Principles

The NE5550779A-A operates as a precision timer or oscillator. In monostable mode, an external trigger initiates a timing cycle, while in astable mode, it generates continuous square waves. The internal comparator and flip-flop circuitry enable accurate timing control based on the external RC network.

Detailed Application Field Plans

  1. Precision Timing Applications: Used in timers, time delay circuits, and precision pulse generation.
  2. Oscillator Circuits: Employed in astable multivibrators, clock generators, and frequency dividers.
  3. Pulse Width Modulation (PWM): Utilized for generating variable-width pulses for motor speed control and LED dimming.

Detailed and Complete Alternative Models

  1. LM555: Industry-standard timer IC with similar functionality.
  2. ICM7555: Low-power version of the NE555 with extended temperature range.
  3. TLC555: CMOS version offering lower power consumption and wider supply voltage range.

In conclusion, the NE5550779A-A is a versatile and reliable timer IC suitable for various precision timing and oscillator applications. Its stable performance, low power consumption, and compatibility with different logic families make it a popular choice among electronic designers.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de NE5550779A-A en soluciones técnicas

  1. What is NE5550779A-A?

    • NE5550779A-A is a specific model or version of the NE555 timer IC, which is commonly used in technical solutions for generating precise time delays and oscillations.

  2. How does NE5550779A-A differ from other NE555 models?

    • NE5550779A-A may have specific performance characteristics, temperature ranges, or packaging options that differentiate it from other NE555 models.

  3. What are the typical applications of NE5550779A-A?

    • NE5550779A-A can be used in various applications such as pulse generation, precision timing, oscillator circuits, and PWM (pulse width modulation) control.

  4. What are the key features of NE5550779A-A?

    • The key features may include a wide operating voltage range, low power consumption, adjustable duty cycle, and high output current capability.

  5. Can NE5550779A-A be used in astable multivibrator circuits?

    • Yes, NE5550779A-A can be used to create astable multivibrator circuits for generating square wave signals.

  6. Is NE5550779A-A suitable for battery-operated devices?

    • Yes, NE5550779A-A's low power consumption makes it suitable for battery-operated devices where energy efficiency is important.

  7. What is the maximum frequency range of NE5550779A-A?

    • The maximum frequency range of NE5550779A-A typically falls within the audio frequency range, making it suitable for audio applications as well.

  8. Are there any special considerations when using NE5550779A-A in high-temperature environments?

    • It's important to ensure that NE5550779A-A is operated within its specified temperature range to maintain reliable performance in high-temperature environments.

  9. Can NE5550779A-A be used in conjunction with microcontrollers?

    • Yes, NE5550779A-A can be integrated with microcontrollers to provide timing and control functions in various electronic systems.

  10. Where can I find detailed technical specifications for NE5550779A-A?

    • Detailed technical specifications for NE5550779A-A can be found in the datasheet provided by the manufacturer or distributor.