CM309S4.433619MABJTR

Series:	CM309S
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	MHz Crystal
Frequency:	4.433619MHz
Frequency Stability:	±50ppm
Frequency Tolerance:	±30ppm
Load Capacitance:	18pF
ESR (Equivalent Series Resistance):	150 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-10°C ~ 60°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	4-SOJ, 9.40mm pitch
Size / Dimension:	0.488" L x 0.173" W (12.40mm x 4.40mm)
Height - Seated (Max):	0.146" (3.70mm)

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Crystals

Crystals deterines the frequency and stability of many electronic circuits, such as oscillators, radio transmitters and receivers, and clocks. Because of its inherent stability and accuracy, crystals are ideal for precision time and frequency applications. A Common type of crystal is the CM309S4.433619MABJTR.

Application Field

The CM309S4.433619MABJTR crystal is used in many consumer electronics, such as digital watches, gaming devices, laptop computers, and many other devices. It is also used in some high-end devices, such as medical and military devices. It is particularly suited for applications requiring high frequency stability and high accuracy, such as radio transmitters and receivers, clocks, and oscillators.

Working Principle

A CM309S4.433619MABJTR crystal works by vibrating a specific frequency when supplied with an alternating current. This vibration is caused by the crystalline lattice structure of the quartz crystal, which resonates at a specific frequency. The frequency of the crystal is determined by its size, shape, and orientation, and it can be precisely tuned to a desired frequency by an integrated circuit (IC) placed inside the crystal package.The quartz crystal oscillator uses this principle to oscillate at a certain frequency by using the quartz crystal. An alternating current is applied to the crystal, which causes it to vibrate at its natural frequency. The frequency of the applied alternating current must be precisely tuned so that it matches the crystal’s natural frequency in order for the oscillator to work properly.The output from the oscillator is then used in a circuit to produce a desired frequency. The oscillator also helps to ensure that the output frequency remains constant, even when there is a variation in the input voltage.

Conclusion

The CM309S4.433619MABJTR crystal is a useful device for many applications, particularly those where high frequency stability and precision is required. Its ability to produce a precise, single frequency makes it well-suited for radio transmitters, receivers, clocks and oscillators. Its application field and working principle make it an ideal component for consumer electronics and high-end devices.

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