
Allicdata Part #: | CM309E20000000AANT-ND |
Manufacturer Part#: |
CM309E20000000AANT |
Price: | $ 0.35 |
Product Category: | Crystals, Oscillators, Resonators |
Manufacturer: | Citizen Finedevice Co Ltd |
Short Description: | CRYSTAL 20.0000MHZ 30PF SMD |
More Detail: | 20MHz ±30ppm Crystal 30pF 40 Ohms 4-SOJ, 9.60mm pi... |
DataSheet: | ![]() |
Quantity: | 1000 |
1000 +: | $ 0.32319 |
Series: | CM309E |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Type: | MHz Crystal |
Frequency: | 20MHz |
Frequency Stability: | ±30ppm |
Frequency Tolerance: | ±30ppm |
Load Capacitance: | 30pF |
ESR (Equivalent Series Resistance): | 40 Ohms |
Operating Mode: | Fundamental |
Operating Temperature: | -10°C ~ 60°C |
Ratings: | -- |
Mounting Type: | Surface Mount |
Package / Case: | 4-SOJ, 9.60mm pitch |
Size / Dimension: | 0.461" L x 0.157" W (11.70mm x 4.00mm) |
Height - Seated (Max): | 0.146" (3.70mm) |
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Crystals
CM309E20000000AANT application field and working principle
Crystals have been widely used in modern life. In particular, CM309E20000000AANT crystals are widely applied in the production of electronics products. Since the invention of the quartz crystal and the development of the thick-film resonator, CM309E20000000AANT crystals have become one of the most important components in the production of mobile phones and computers.
Every CM309E20000000AANT crystal is a combination of quartz and a set of external components. The quartz component has a piezoelectric effect, meaning that when an electric field is applied, quartz will change its shape, resulting in a mechanical deformation. The quartz component also has a reverse effect, meaning that when a mechanical force is applied, quartz will produce an electric field. The external components, typically comprising an interference filter, a capacitor, and a resistor, create an electrical circuit that controls the crystal\'s frequency characteristics by adding auxiliary capacitance.
The frequency characteristics of a CM309E20000000AANT crystal refers to the application field in which it is used. CM309E20000000AANT crystals have a broad range of frequency characteristics, from low-frequency oscillators to high-frequency ones, and are used in both oscillators and filters. They can also be used with other components to form oscillators or filters with different characteristics to meet the needs of different applications. For example, they can be used as oscillators in oscillators, filters in radio receivers, clock oscillators in timing circuits, and filter stacks in filters.
The working principle of a CM309E20000000AANT crystal is based on the process of resonance. The principle behind a CM309E20000000AANT crystal is the same as a tuning fork; when an alternating current passes through the quartz, a mechanical resonance is produced, causing the quartz to vibrate at its natural frequency. The frequency of the oscillation is determined by the physical characteristics of the quartz and the electrical circuit components. The resonant frequency of the crystal will depend on the combination of its external capacitance and inductance.
In addition to providing accurate and stable frequency characteristics, CM309E20000000AANT crystals also have a wide frequency range, low temperature dependence, low cost, and a small size. These characteristics make them ideal for a variety of applications. For example, they are used as clock oscillators in watches and clocks, as oscillators in radio communication equipment, and as frequency dividers or multipliers in electronic circuit design.
The above is a brief introduction to the application field and working principle of CM309E20000000AANT crystals. CM309E20000000AANT crystals are essential components in the production of many electronic products, and their wide frequency range, low cost, and small size make them ideal for use in a variety of applications. It is important to remember that the frequency characteristics of CM309E20000000AANT crystals depend on the combination of their external components and the properties of the quartz.
The specific data is subject to PDF, and the above content is for reference
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