AXTAL晶振,VCXO壓控晶振,AXIS45S晶振,進口石英晶振,德國進口晶振
壓控晶體振蕩器是石英晶體振蕩器的一種, 主要用于調(diào)頻及鎖相技術(shù) 。具有傳輸性能好、抗干擾性強 、節(jié)省功率等優(yōu)點。德國進口晶振的AXIS45S晶振就是一款VCXO壓控晶振,該AXTAL晶振的頻率范圍是10~100MHz,電源電壓為5V,尺寸是20.7x13.1x7.5 mm,為進口石英晶振。壓控晶體振蕩器由于具有頻率可調(diào)的特點,成為各種接收機和應答機中不可或缺的關(guān)鍵部件。在這些設備中,為了補償晶振長期老化、收發(fā)信號間多普勒頻移等因素的影響,通常要求壓控晶振具有較寬的壓控范圍; 并且,為了適應野外、 空間等工作環(huán)境,還要求在寬溫范圍內(nèi)具有良好的頻率溫度穩(wěn)定性。
AXTAL晶振,VCXO壓控晶振,AXIS45S晶振,進口石英晶振,德國進口晶振
Parameter | min. | typ. | max. | Unit | Condition | |||||||
Frequency range(Note 3) | 10 | 100 | MHz | |||||||||
Frequency stability | ||||||||||||
vs. operating temperature range | ±10 | ppm | ref. tofnominal | |||||||||
vs. supply voltage variation (pushing) | ±0.5 | ppm | VS±5% | |||||||||
vs. load change (pulling) | ±0.5 | ppm | RL±5% | |||||||||
Long term (aging) 1styear | ±0.5 | ppm | @ +40°C | |||||||||
Long term (aging) over 10 years | ±4 | ppm | @ +40°C | |||||||||
Frequency adjustment range(Note 4) | ||||||||||||
Electronic Frequency Control (EFC) | ±15 | ppm | ||||||||||
EFC voltageVC | 0 | 5 | V | |||||||||
EFC slope (Δf /ΔVC) | Positive | |||||||||||
EFC input impedance | 100 | k? | ||||||||||
RF output(Note 5) | ||||||||||||
Signal waveform | Sine wave | |||||||||||
LoadRL | 50 | Ω | ±5% | |||||||||
Output level | +3 | +6 | dBm | |||||||||
Harmonics | -30 | dBc | ||||||||||
Spurious | -90 | dBc | ||||||||||
Phase noise | Please consult factory | |||||||||||
Supply voltage VS | 4.75 | 5.0 | 5.25 | V | ||||||||
Current consumption(steady state) | 20 | mA | ||||||||||
Operating temperature range | -20 | +70 | °C |
Parameter | Min. | Typ. | Max. | Unit | Condition | |||||
Enclosure (see drawing) (LxWxH) | 20.7x13.1x7.5 max. | mm | IEC 60679-3 CO 02 | |||||||
Weight | 5 | g | ||||||||
Case material | Stainless steel | - | ||||||||
Case finish | NiAu plated | - | ||||||||
Pins |
Glass / Kovar NiAu plated |
- | ||||||||
PCB and add-ons | No pure tin (>97%) |
Item |
Engineering Model (EM) |
Flight Model (FM) |
Lot Acceptance Test Model (LAT) |
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Quartz Crystal |
Synthetic HiQ Quartz |
Synthetic HiQ Swept Quartz |
Synthetic HiQ Swept Quartz |
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Electrical Components |
COTS |
HiRel Parts ECSS-Q-ST-60C class 1 |
HiRel Parts ECSS-Q-ST-60C class 1 |
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Mechanical Components |
Form Fit Function |
Stainless steel package with Ni/Au finish |
Stainless steel package with Ni/Au finish |
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Workmanship (Soldering) |
IPC610 Class 3 |
ECSS-Q-ST-70-08C and ECSS-Q-ST-70-38C |
ECSS-Q-ST-70-08C and ECSS-Q-ST-70-38C |
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Rad Hard | - | 100 krad(Si) TID | 100 krad(Si) TID | |||||
Acceptance Testing | ||||||||
Screening |
Standard test procedure for non-space products |
X | X | |||||
Group-A | X | X | ||||||
Group B | X | X | ||||||
Group C | - | - | X | |||||
DPA | - | - | On request |
AXTAL晶振,VCXO壓控晶振,AXIS45S晶振,進口石英晶振,德國進口晶振
AXTAL晶振,VCXO壓控晶振,AXIS45S晶振,進口石英晶振,德國進口晶振
1、抗沖擊
晶體產(chǎn)品可能會在某些條件下受到損壞。例如從桌上跌落或在貼裝過程中受到?jīng)_擊。如果產(chǎn)品已受過沖擊請勿使用。
2、輻射
暴露于輻射環(huán)境會導致產(chǎn)品性能受到損害,因此應避免照射。
3、化學制劑 / pH值環(huán)境
請勿在PH值范圍可能導致腐蝕或溶解產(chǎn)品或包裝材料的環(huán)境下使用或儲藏這些產(chǎn)品。
4、粘合劑
請勿使用可能導致產(chǎn)品所用的封裝材料,終端,組件,玻璃材料以及氣相沉積材料等受到腐蝕的膠粘劑。 (比如,氯基膠粘劑可能腐蝕一個晶體單元的金屬“蓋”,從而破壞密封質(zhì)量,降低性能。)
5、鹵化合物
請勿在鹵素氣體環(huán)境下使用產(chǎn)品。即使少量的鹵素氣體,比如在空氣中的氯氣內(nèi)或封裝所用金屬部件內(nèi),都可能產(chǎn)生腐蝕。同時,請勿使用任何會釋放出鹵素氣體的樹脂。
6、靜電
過高的靜電可能會損壞產(chǎn)品,請注意抗靜電條件。請為容器和封裝材料選擇導電材料。在處理的時候,請使用電焊槍和無高電壓泄漏的測量電路,并進行接地操作。