Li-oscillators tsa CMOS VCXO

 

Mofani oa hau oa Litsebi tsa CMOS VCXO Oscillators
 

Suzhou Hangjing Elec & Tech Co., Ltd., e thehiloeng ka 2014, ke tekhenoloji-e khannoang ke tse nyenyane le tse mahareng{4}}khoebo e kholo (SME) e sebetsanang le-ka botlalo ho R&D, moralo, tlhahiso, le thekiso ea likarolo tsa taolo ea maqhubu a quartz. E thehiloe sehlopheng sa profeshenale le boitseanape bo tsoetseng pele ba tlhahiso, khamphani e thehile sethala sa sehlahisoa se matla se kenyelletsang likristale tsa quartz, crystal oscillator, TCXO, VCXO, OCXO, lifilthara tsa kristale{7}}ho tloha ho likarolo tsa mantlha ho isa lits'ebetsong tse lokiselitsoeng.

 

 
 
Hobaneng o re khetha

Boleng bo Phahameng

Phepelo e nepahetseng e netefatsang boleng ba sehlahisoa;Sekhahla{0}}sekhahla se tlase haholo se netefalitsoeng ka liteko tse matla;{1}lisebelisoa tsa boleng bo holimo{1}le theknoloji e tsoetseng pele li etsa hore sehlahisoa se tšepahale.

Melemo ea Tšebeletso

Moralo oa litšebeletso tsa bareki-o sebetsanang le-ka maikutlo a pele ho-therisano ea thekiso ho romella-tšehetso ea thekiso) e etelletsang pele karabo e potlakileng. 24-ea hora ea tšebeletso ea inthanete, khotheishene e nakong le e potlakileng bakeng sa hau.

Sales Market

Lihlahisoa tsa rona li atolohile libakeng tsa bohlokoa tsa machabeng ho kenyeletsoa Europe, Asia Boroa-bochabela, Amerika, Oceania le mebaraka e meng e meholo. Marangrang ana a lefatshe lohle a thusa khamphani ho fana ka tshehetso e felletseng ho bahlahisi ba ka sehloohong ba disebediswa tsa elektroniki lefatsheng ka bophara, ha e ntse e tsepamisitse maikutlo a yona ho-lihlahiswa tsa boleng bo hodimo.

Setifikeiti sa Rona

Lihlahisoa tsohle tsa rona li fetileGB/T 19001 - 2016/ISO 9001:2015 Quality Management System Standard, Sena se bontša hore li finyella litekanyetso tsa machaba tsa boleng, polokeho, le tshebetso.

 

 

Phase e tlase Lerata VCXO Oscillator 7 X 5

 

 

Karolo e tlase-mohato-oscillator ea lerata ea VCXO (sephutheloana sa 7×5) ke motlakase-e laoloang ke kristale oscillator e kentsoeng ka har'a sephutheloana se kopaneng sa 7mm×5mm. Karolo ea eona ea mantlha ke taolo ea maqhubu ka taolo ea motlakase ha e ntse e fana ka ts'ebetso ea lerata le tlase haholo. Tekanyo ena ya botsitso bo hodimo, lerata le tlase, le lerata le tlase di fihlellwa ka{9}}maqhubu a hodimo, e leng se etsang hore e be sesebediswa sa mantlha sa ditshupanako ho dikgokahano, vidio, diteko, le mafapheng a indasteri.

 

PARAMETER

PHEBELO MOHLOMI

MATS'ELISO

1.8V

2.5V

3.3V

Sebaka sa maqhubu

15 ~ 250MHz

 

Khafetsa botsitso

±20ppm / ±25ppm / ±30ppm / ±50ppm

Sheba lintlha tse ka tlase

Boemo ba mocheso o sebetsang

-10 ho isa ho +60℃/ -20 ho +70℃/ -40 ho +85 degree

Dikgetho di teng

Ho tsofala selemo sa pele

±3.0ppm

@+25 degree

Maqhubu a ho hula

± 50ppm ~ ± 250ppm

Ho ipapisitsoe le maqhubu

Phepelo ea hajoale

---

---

10mA

1.5 ~ 15MHz @15pF

40mA

50mA

20-30mA

E kholo ho feta kapa e lekana le 15~80MHz @15pF

70mA

80mA

40-90mA

E kholo ho feta kapa e lekana le 80MHz @15pF

Sephetho sa waveform le mojaro

LVCMOS 15pF

30pF ka boikhethelo

Boemo ba motlakase o tsoang HIGH

1.62V

2.25V

2.97V

Bonyane

Boemo ba motlakase o hlahisoang ke LOW

0.18V

0.25V

0.33V

Boholo

Linako tsa ho tsoha le ho oa

4ns

4ns

5ns

1~50MHz @10~90% ea Vcc

2ns

2ns

3ns

E kholo ho feta kapa e lekana le 50MHz @10~90% ea Vcc

Symmetry (nako ea mosebetsi)

40-60% kapa 45-55%

@ 50%Vcc

Phase jitter RMS

<1ps

12kHz Ka tlase ho kapa ho lekana le Fj Ka tlase ho kapa ho lekana le 20MHz

 

低相位噪声 VCXO 振荡器 7 x 5

 

Melemo ea Low Phase Noise VCXO Oscillator 7 X 5

Lerata le Tlase Haholo
Phase lerata ke tekanyo ea jitter ea mohato oa lets'oao la maqhubu, le lekantsoeng ka dBc/Hz (matla a lerata ho bandwidth ea Hz e amanang le matla a sepalangoang). Lerata la karolo e tlase le bolela mats'oao a mats'oao a hloekileng, tšitiso e fokolang ea mats'oao a haufi, le litekanyetso tse tlase tsa liphoso tsa sistimi.

 

Ho tenyetseha
Li-VCXO li finyella ho hula ka makhetlo a mangata ho sebelisa varactor diode, ho fetola maqhubu a tlhahiso ka motlakase oa ka ntle oa taolo (hangata 0.5V ho 3.3V). The hula mefuta e bontša boholo bo ka feto-fetohang ho kheloha maqhubu.

 

Ultra-Low Jitter
Jitter ke ho se tiisehe ha nako ea lets'oao la oache, e lekantsoeng ka li-picoseconds (ps). Low jitter e netefatsa ho nepahala ha nako ea sistimi mme e fokotsa sekhahla sa liphoso.

 

Mocheso Botsitso
Ho kheloha khafetsa ho ka laoloa ka har'a ±25ppm tlas'a mocheso o feteletseng, ho etsa hore e sebelisane le li-chips tsa liindasteri{1}} tse kang TI Sitara le STM32H7.

 

Mofuta oa Low Phase Noise VCXO Oscillator 7 X 5

 

Quartz Crystal VCXOs

Ba sebelisa kristale ea quartz e le resonator, ba phahamisa phello ea eona ea piezoelectric le thepa e tsitsitseng ea mochine oa vibrate ho hlahisa maqhubu. Li sebelisoa lits'ebetsong tse joalo ka liteishene tsa 5G, lisebelisoa tsa marang-rang tsa optical, le navigation ea sathelaete, moo bohloeki ba maqhubu bo leng bohlokoa haholo.

 

MEMS (Micro-Electro-Mechanical System) VCXOs

Ho nkela likristale tsa quartz sebaka ka li-resonator tsa MEMS (tse kang silicon-likarolo tse thehiloeng ho li-beam), li fihlella tlhahiso ea khafetsa ka capacitive kapa piezoresistive sensing. Li kopane 'me li na le tšebeliso e tlase ea matla: hangata e ka tlase ho 10mW, e li etsang hore li tšoanele lisebelisoa tse nkehang habonolo.

 

Lisebelisoa tsa Low Phase Noise VCXO Oscillator 7 X 5

Liteishene tsa motheo tsa 5G
Sebetsa e le mohloli oa litšupiso bakeng sa li-circuits tsa modulation tsa dijithale, ho netefatsa botsitso ba -ea phetiso ea data ka lebelo le holimo.

 

Lisebelisoa tsa marang-rang tsa Optical
E fana ka{0}}mohloli oa oache o tlase ho likhokahano tsa marang-rang tsa 25G/100G ho fokotsa ho senyeha ha mats'oao.

Video le khaso

Maqhubu a litšupiso tse hlahisoang joalo ka 148.5MHz le 297MHz ho tsamaisana le lioache tsa pixel tsa video (mohlala, 27MHz ho 1080p). Lerata la mohato le tlameha ho ba Ka tlase ho kapa ho lekana le -115dBc/Hz ka lebelo la 10kHz ho qoba ho hoeleketsa kapa ho taboha ha setšoantšo.

Teko le tekanyo

E fana ka-mohloli oa oache o nepahetseng hantle ho netefatsa liphetho tse nepahetseng. Litsamaisong tsa satellite navigation le taolo ea sefofane, e mamella maemo a mocheso a feteletseng mme e fana ka taolo e tsitsitseng ea maqhubu.

Boiketsetso ba indasteri

Boloka botsitso ka har'a ±25ppm-tikolohong ea mocheso o phahameng (-40℃ho +85℃) 'me li tsamaisana le li-chips tsa taolo ea boemo ba indasteri tse kang TI Sitara le STM32H7.

Litlhokomeliso Nakong ea Tšebeliso ea Phase e tlase ea Noise VCXO Oscillator 7 X 5

 

Litlhaloso tsa Control Voltage (Vc).

Range ea Voltage:Khomarela ka tieo mofuta oa Vc o boletsoeng ho database (mohlala, 0.5V ho isa ho 3.3V). Ho feta mofuta ona ho ka baka tšenyo kapa ho senya khafetsa.
Linearity Optimization:Haeba ho hlokahala-taolo e nepahetseng haholo, kenya op amp ho thibela lets'oao la Vc ho fokotsa litlamorao tsa ho bula.
Khatello ea Lerata:Tlosa mohala oa Vc hole le-mehato ea lebelo le holimo 'me u kenye lifaha tsa ferrite bakeng sa ho sefa.

Taolo ea Mocheso

Moralo oa ho Felisa Mocheso: High-power VCXOs (e.g., >1W) e hloka sinki ea mocheso kapa pad ea mocheso ho netefatsa hore mocheso oa mateano o ka tlase ho kapa o lekana le likhato tse 85.
Matšeliso a Mocheso:Haeba mocheso oa tikoloho o fetoha haholo, nolofalletsa ts'ebetso ea TCXO kapa hokela mochine oa mocheso o ka ntle bakeng sa matšeliso a matla.

Thibelo ea Khatello ea Mechini

Mokhoa oa ho hlomamisa:Qoba khatello e tobileng holim'a VCXO (e ka senyang kristale). Socket kapa SMD soldering e khothaletsoa.
Ho Isolation ka Vibration:Bakeng sa lisebelisoa tsa likoloi kapa tsa sefofane, eketsa lipete tsa ho thothomela-ho fokotsa matla a ho sisinyeha ha maqhubu.

 

Tlhokomelo le Teko
 

Khafetsa Calibration

Kakaretso ea Maqhubu:Bonyane hanngoe ka selemo, sebelisa k'haontareng ea maqhubu (joaloka Agilent 53132A) ho netefatsa hore maqhubu a tlhahiso a ka har'a boleng bo itseng ± the pull-up range.
Teko ea Mokhahlelo oa Lerata:Kamora lilemo tse ling le tse ling tse peli, sebelisa spectrum analyzer (joalo ka R&S FSWP) kapa meter ea lerata ea phase (joalo ka Keysight E5052B) ho netefatsa lintlha.

Ho batle phoso

Ha ho tlhahiso:Sheba hore na motlakase oa motlakase le Vc li ka har'a marang-rang le hore na soldering e hlephile.
Frequency Drift:Netefatsa hore na mocheso o feta tekano kapa - motlakase oa ho nyoloha o fosahetse.
Phase ea Lerata le Senyehileng:Sheba lerata la phepelo ea motlakase, ho hloleha ho sireletsa, kapa mehloli e matla ea tšitiso e haufi.

Maemo a polokelo

Mocheso le Mongobo:Sebaka sa polokelo se lokela ho laoloa pakeng tsa -10℃le +60℃, ka mongobo o ka Tlase kapa o lekanang le 60% ho thibela ho monngoa ha mongobo ke kristale le maqhubu a ho hoholeha.
Anti-E tsitsitseng:Rwala mehapo e thibelang-static wrist strap nakong ya opereishene ho thibela tshenyo ya ESD ho disekethe tse hlokolosi.

 

Litifikeiti

 

 

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LBH

 

P: Na nka fumana sampole pele ho odara e ngata?

A: E, re fana ka sampole bakeng sa mefuta eohle empa e qosoa.

P: Ke lokela ho etsa eng haeba ke sa tsebe ka makhetlo a mangata naheng ea heso?

A: Ka kopo ikutloe u lokolohile ho ikopanya le rona ka potso ea hau, re tla fumana makhetlo ao u a hlokang le ho fana ka thuso mathateng a hau.

P: Na u amohela taelo ea OEM/ODM?

A: Ho joalo, re ka etsa logo ea lebitso, mebala le maqhubu.

P: Nako ea ho fana ke eng?

A: Ho nka matsatsi a ka bang 30-40 ho phethela taelo. Empa nako e tobileng e itšetlehile ka boemo ba sebele.

P: Lipehelo tsa tefo ke life?

A: T/T, L/C, joalo-joalo (Ikopanye le tšebeletso ea bareki).

Re litsebi tsa cmos vcxo oscillators baetsi le barekisi ba China, ba fana ka lihlahisoa tsa boleng bo holimo tse ikhethileng ka theko e tlase. Haeba u batla ho theoleloa ka bongata cmos vcxo oscillators, rea u amohela ho fumana khotheishene le sampole ea mahala fekthering ea rona.