NE555N Integrated Circuits (ICs)

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Type:	555 Type, Timer/Oscillator (Single)
Count:	--
Frequency:	500kHz
Voltage - Supply:	4.5 V ~ 16 V
Current - Supply:	10mA
Operating Temperature:	0°C ~ 70°C
Package / Case:	8-DIP (0.300", 7.62mm)
Supplier Device Package:	8-DIP
Mounting Type:	Through Hole
Base Part Number:	NE555

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NE555N Application Field and Working Principle

The NE555N is a programmable timer and oscillator developed by Signetics Corporation, a manufacturer of digital and analog integrated circuits. It is typically used in electronic clocks, time delay circuits, electronic timers and other applications that require precise timing or timing control. It has a wide range of applications, from controlling the speed of a motor to turning on and off lights.The NE555N is a popular timer and oscillator because of its high performance and low cost. It is highly configurable, allowing it to be used in a variety of applications. It is a versatile device and can be used to generate a variety of functions, from regular timing to complex waveforms such as sawtooth or pulse waveforms.The NE555N has two main components, an oscillator and a timing circuit. The oscillator is responsible for generating the output signal, while the timing circuit is responsible for counting and timing the output signal. The NE555N has a frequency range between 50 kHz and 1 GHz. It also has a variable frequency and duty cycle, allowing it to be used in applications where a wide range of frequencies and duty cycles is needed.The oscillator part of the NE555N is composed of two capacitors and two resistors. The capacitors are used to control the frequency of the output signal. The first capacitor is charged, and when the voltage reaches a certain level, the capacitor discharges and the frequency of the signal is changed. The second capacitor is used to control the duty cycle of the signal.The timing circuit uses the same two resistors and two capacitors as the oscillator. Here, however, the first capacitor is charged, and when the voltage reaches a certain level, the capacitor discharges and the time interval is determined. The time interval can be adjusted by varying the resistance of the value of one of the capacitors. The second capacitor is then used to control the reset time of the signal.The NE555N can be programmed to either a monostable or a astable mode. In monostable mode, the NE555N is used to create a single pulse at a fixed duration. In astable mode, the NE555N is used to generate a continuous pulse at specified intervals. This is useful when controlling lights, motors, and other devices that need to be switched on and off at specific timed intervals. The frequency and duty cycle of the signal can be easily controlled by adjusting the value of the two capacitors.The NE555N is a reliable and versatile programmable timer and oscillator. Its wide range of applications makes it an essential component in many electronic and electrical designs. It is an inexpensive solution that is highly configurable, making it a popular choice for many projects.

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