Nyocha nke ngwa ngwa nke 32.768kHz Crystal Oscillators

Sep 24, 2025 Hapụ ozi

Nyocha nke ngwa ngwa nke 32.768kHz Crystal Oscillators

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A na-eji oscillator kristal 32.768kHz eme ihe na ngwaọrụ eletrọnịkị nke chọrọ nrụtụ aka oge ma ọ bụ elekere dị ala{1} n'ihi ịdị elu ha dị elu, ike dị ala, yana njirimara oge kwụsiri ike. Ndị a bụ ọtụtụ nyocha ikpe ngwa ngwa:

1. Ezigbo -Oge elekere (RTC) Modul

Ihe ngosi ngwa:

Ndekọ oge na mmekọrịta nke ngwaọrụ eletrọnịkị, dị ka smart mita, ngwaọrụ IoT, nne na nna sava, ngwa elektrọnik, wdg.

Ọrụ:

32.768kHz bụ ọkọlọtọ ugboro maka modul RTC. Mgbe nkewachara ugboro ugboro (site na nkewa ọnụọgụ abụọ nke 15: 2¹⁵=32768), ọ bụ kpọmkwem 1Hz, nke nwere ike ịnya mgbama mgbama nke abụọ ozugbo.

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Okwu:

Smart nche: Na-edobe ngosi oge na obere ike -; naanị RTC na-arụ ọrụ mgbe isi CPU nọ na ọnọdụ ụra.

Nne nne nna: Dekọọ akara oge maka ndekọ ihe omume; na-akwado oge site na batrị cell mkpụrụ ego ọbụlagodi mgbe ike dara.

2. Sistemụ MCU dị obere{{1}

Ihe ngosi ngwa:

Ngwa batrị -nwere ike (dịka ọmụmaatụ, ọnụ sensọ, njikwa ime ikuku ikuku).

Ọrụ:

Na-eje ozi dị ka ebe elekere dị ala- maka microcontrollers (MCUs) iji belata oriri ike na ọnọdụ njikere. Dịka ọmụmaatụ, ụdị LSE (Obere-Speed ​​External Clock) nke usoro STM32 MCU.

Okwu:

Okpomọkụ na iru mmiri ihe mmetụta: na-eteta kwa nkeji 10 ọ bụla iji nakọta data; dabere na oscillator kristal 32.768kHz maka ịhazi oge fọdụrụnụ, yana oriri ike dị obere ka ọkwa μA.

3. Ngwaahịa eletrọnịkị ndị ahịa

Ihe ngosi ngwa:

Ekwentị mkpanaaka, mbadamba, igwefoto dijitalụ, wdg.

Ọrụ:

Na-enye elekere inyeaka maka isi usoro iji hụ na a na-edobe ọrụ nhazi oge ọbụlagodi mgbe agbanyụrụ oscillator kristal isi.

Okwu:

Smartphone: Na-ejigide oge mgbe emechiri ya; ọ dịghị mkpa ịtọgharịa oge mgbe agbanyere.

4. Igwe ọkụ eletrik

Ihe ngosi ngwa:

Na -Sistemụ infotainment ụgbọ ala, ogwe ngwá ọrụ, ECU (Nkeji njikwa injin).

Ọrụ:

Ejiri ya dị ka oge ntụaka maka ndekọ ihe omume na nchọpụta mmejọ, ma ọ bụ dịka elekere inyeaka maka nkwukọrịta ụgbọ ala CAN.

Okwu:

Onye na-edekọ ịnya ụgbọ ala: Na-edekọ nke ọma kpọmkwem oge ihe mberede (yana mperi n'ime ± 20ppm).

5. Ngwa ahụike

Ihe ngosi ngwa:

Ngwa ahụike enwere ike ibugharị (dịka ọmụmaatụ, mita glucose ọbara, ihe nleba anya obi).

Ọrụ:

Gbaa mbọ hụ na ngwaọrụ ahụ nwere ike ịnakọta data kwa oge ma ọ bụ kpalite mkpu ọbụlagodi na ọnọdụ ike dị ala-.

Okwu:

Onye na-eme akwara obi: Na-adabere na nkwụsi ike nke oscillator kristal 32.768kHz iji hụ na izi ezi nke etiti pulse.

6. Njikwa mmepụta ihe

Ihe ngosi ngwa:

PLC (Ndị na-ahụ maka mgbagha mmemme), ihe mmetụta mmepụta ihe.

Ọrụ:

Na-emekọrịta oge nke ọtụtụ ngwaọrụ ma ọ bụ ndekọ ndekọ ọrụ.

Okwu:

Ahịrị mmepụta akpaaka: Ọtụtụ sensọ na-emekọrịta oge nbudata data site na elekere 32.768kHz.

7. Atụmatụ Nhazi

Ibu Ibu Capacitance Dakọtara: Gbanwee ike mpụga (na-abụkarị 6 ~ 12pF) dịka nkọwapụta oscillator kristal si dị; ma ọ bụghị ya, mgbanwe ugboro ugboro nwere ike ime.

Nhazi PCB: Debe oscillator kristal dị nso na IC dịka o kwere mee; jiri mkpirisi traktị ma zere nnyonye anya mgbama ugboro dị elu{{0}.

Mmetụta okpomọkụ: Maka ọrụ okpomọkụ obosara - ({3}} ogo 40 ~ 85 ), họrọ oscillator kristal dị elu (dịka, ± 5ppm).

8. Okwu nkịtị

Ọdịda na Oscillate: Enwere ike ịbụ n'ihi ikike ekwekọghị ekwekọ, oscillator kristal mebiri emebi, ma ọ bụ mmetọ PCB.

Ngbanwe ugboro: Lelee ike ibu ma ọ bụ kristal oscillator ịka nká.

Site na ngwa ezi uche nke 32.768kHz crystal oscillators, a pụrụ imeziwanye ntụkwasị obi na arụmọrụ ike nke ngwaọrụ.

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