晶振振蕩的原理分析
晶振能否穩(wěn)定振蕩，主要取決于能量損耗的大小及放大電路的補(bǔ)償能力。在晶振振蕩時(shí)，晶振損耗由晶振等效阻抗的實(shí)部Ｒｅ決定，Ｒｅ代表了晶振串入到振蕩電路中的等效電阻，也被稱為等效串聯(lián)電阻，記作ＥＳＲ。ＥＳＲ數(shù)值越大則晶振在振蕩時(shí)的損耗就越大，就越容易導(dǎo)致晶振振蕩不穩(wěn)定甚至停振，反之ＥＳＲ越小則晶振越容易起振?！【д瘢牛樱业木唧w……
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2019-11-21 晶體振蕩器廠家頻率分析電阻
為方便后面分析負(fù)載電容對(duì)晶體振蕩器廠家頻率及起振的為便于分析，將式中晶振復(fù)阻抗的實(shí)部Ｒｅ和虛部ＸｅＰｉｅｒｃｅ晶體振蕩器廠家器是Ｃｏｌｐｉｔｔｓ電容三點(diǎn)式晶體振蕩器廠家器的變形，它可以工作在幾ｋＨｚ到幾百ＭＨｚ的頻率范圍，因其結(jié)構(gòu)簡(jiǎn)單、成本低廉，而且精度高、波形好，特別是功耗低以及對(duì)電源電壓和環(huán)境溫度等因素不敏感，所以……
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2020-09-21 The crystal manufacturer tells you how to distinguish the pin direction of the chip crystal oscillator
With the rapid development of information technology, miniaturized products are becoming more and more popular. The same is true for the crystal oscillator industry. Today, more and more electronic devices choose to use small and light chip crystal oscill
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2020-09-08 The crystal oscillator manufacturer tells you how to choose a high-quality crystal oscillator
Crystal oscillator is also called active crystal oscillator, and the other is called crystal resonator (passive crystal oscillator). The two are collectively called crystal oscillator. In the purchase of crystal oscillators, the purchase requirements of a
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2020-09-01 What problems should be paid attention to in the use of chip crystal oscillator
At present, the classification of crystal oscillator products on the market continues to increase, and each one is different in terms of technical principles, so the use will also be different. Among them, the chip crystal oscillator is a more common desi
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2020-08-25 Quartz crystal storage standard
Many people know that crystal oscillators are a kind of frequency components in electronic components. Low power consumption, it is made of high-precision laser cutting and inlaid electric-grade welding wires. It is the most important component in the cry
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2020-08-04 Main functional materials of quartz crystal resonators
Quartz crystal oscillator, short for quartz crystal resonator, is the core product of quartz crystal components. The main functional material of quartz crystal components is silicon dioxide (SiO2) crystals. These crystals are regular, crystal clear and tr
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2020-07-27 石英晶體諧振器和石英晶體振蕩器的區(qū)別
近期在技術(shù)論壇發(fā)現(xiàn)，好多技術(shù)工程師都分辨不清石英晶體振蕩器、石英晶體諧振器以及晶振，在解答內(nèi)容發(fā)布之后誤導(dǎo)更多的人。那今天我們就來(lái)分別介紹下石英晶體振蕩器、石英晶體諧振器和晶振。 石英是晶振的一種材質(zhì)，當(dāng)然材質(zhì)也有陶瓷的，但是石英晶振的精度比陶瓷晶振的高，所以在市場(chǎng)上應(yīng)用比較廣泛。陶瓷晶振一般應(yīng)用于一些低……
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2020-07-20 The relationship between the circuit negative resistance and the resonator resistance
The oscillating circuit with quartz resonator is unstable. Oscillating circuits are usually designed with a negative resistance value, which is usually related to the feedback coefficient of the circuit and the amplification factor of the active elemen
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2020-07-13 The difference between a quartz crystal resonator and a quartz crystal oscillator
Many people can't tell the difference between a quartz crystal resonator and a quartz crystal oscillator. The quartz crystal oscillator is mistaken for a crystal oscillator. Even in many electronic technology forums, it is found that many electronic e
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2020-07-06 How to choose a suitable crystal vibration?
First, the consideration of frequency stability One of the main characteristics of crystal oscillator is its stability in the operating temperature range, which is also an important factor in determining the oscillator price. Second, the output E
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2020-06-29 The development of crystal oscillator patch in China is very fast!
Someone once said that human beings are called the smartest primates, because they not only have all kinds of things to help you achieve a goal by virtue of human nature, but also achieve a specific purpose and specific tools to help you achieve it. This
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