ASCO2-4.000MHZ-LB-T3

Frequency Stability:	±40ppm
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.028" (0.70mm)
Size / Dimension:	0.063" L x 0.047" W (1.60mm x 1.20mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	3mA
Operating Temperature:	-40°C ~ 85°C
Series:	ASCO
Voltage - Supply:	1.8V
Output:	CMOS
Function:	Enable/Disable
Frequency:	4MHz
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators: ASCO2-4.000MHZ-LB-T3 Application Field and Working Principle

Oscillators are components that generate periodic waveforms, such as sine, square, triangle, saw tooth and pulse waves of various frequencies and duty cycles. They are commonly used in electronic and communication systems to generate a clock signal, measure time intervals, generate frequency-dependent signals and perform many other tasks. The ASCO2-4.000MHZ-LB-T3 is a type of oscillator that utilizes a linear voltage regulator and a resonant feedback network to generate a stable output waveform. This article will discuss the application field and working principle of the ASCO2-4.000MHZ-LB-T3.The ASCO2-4.000MHZ-LB-T3 is a highly integrated oscillator module that offers superior dynamic performance and reliability in a wide range of power, voltage, current and environmental conditions. The output frequency can be adjusted from within the module, making it ideal for applications with changing environmental or load conditions. The output frequency remains stable over time and temperature changes, making it highly suitable for use in frequency-sensitive applications, such as medical, telecom, and industrial systems.The ASCO2-4.000MHZ-LB-T3 is a three terminal linear regulator based oscillator comprising of two essential components; a linear voltage regulator and a resonant feedback network. The linear regulator is used to maintain a constant current required to maintain a stable frequency output. The resonant feedback network is used to set the frequency and to form a stable oscillation by providing positive feedback to the regulator.The linear regulator utilizes a controlled reference voltage to control the output current. This reference voltage is usually generated by an external resistor divider network or by an internal band gap reference circuit. The band gap reference circuit provides a high accuracy, low temperature coefficient reference voltage for the regulator. The controlled reference voltage is then used to regulate the linear regulator’s current output, ensuring that it remains constant and does not vary with temperature and/or load conditions.The resonant feedback network consists of a low pass filter, an inductor and a capacitor connected in series. This combination forms a Maxwell Bridge, which provides negative feedback to the linear regulator and maintains a stable output frequency. The frequency of oscillation is determined by the time constant of the network, which is determined by the inductance and capacitance values of the components.The output voltage and current of the ASCO2-4.000MHZ-LB-T3 are controlled by the feedback network. The output frequency is changed by changing the resistance of the resistor in the feedback network. When the frequency needs to be adjusted, the value of the resistor is changed to achieve the required frequency. The ASCO2-4.000MHZ-LB-T3 typically has a frequency range of 10 kHz to 4 MHz.The ASCO2-4.000MHZ-LB-T3 is an extremely robust oscillator and is designed to operate reliably in a wide range of conditions. It has excellent dynamic performance and can withstand sudden changes in supply and load conditions. It is also resistant to temperature and aging related performance drifts.In conclusion, the ASCO2-4.000MHZ-LB-T3 is an ideal oscillator for applications requiring a precise and stable frequency output in a wide range of environmental and supply conditions. It is highly integrated, robust and reliable, and offers low cost, high accuracy, and excellent dynamic performance. The ASCO2-4.000MHZ-LB-T3 is a great solution for applications requiring a high level of accuracy and precision in frequency control.

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