Datasheet > NH20M20LB

NH20M20LB

更新时间： 2024-09-27 01:22:15

品牌	Logo	应用领域
日本电波 - NDK		石英晶振恒温晶体振荡器
页数	文件大小	规格书
1页	699K
描述
High Precision Oscillator (Twin-OCXO) for Fixed Communication Equipment

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中文翻译

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数据手册

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NH20M20LB 数据手册

Crystal Oscillator

High Precision Oscillator (Twin-OCXO)

for Fixed Communication Equipment

NH20M20LB

Main Application

■

●ꢀBaseꢀstationsꢀforꢀsystemꢀmobileꢀcommunicationsꢀꢀꢀꢀ●ꢀHigh-endꢀrouterꢀꢀꢀꢀ●ꢀSynthesizer

●ꢀMeasuringꢀinstrumentꢀꢀꢀꢀ●ꢀExchangerꢀꢀꢀꢀ●ꢀOpticalꢀtransmissionꢀsystem

Features

■

●ꢀCompactꢀandꢀexcellentꢀtemperatureꢀcharacteristics.

●ꢀExcellentꢀlong-termꢀfrequencyꢀstability.

●ꢀExcellentꢀphaseꢀnoiseꢀcharacteristics.ꢀ

●ꢀSupportsꢀwideꢀtemperatureꢀrange

Speciﬁcations

■

Model

NH20M20LB

Item

NominalꢀFrequencyꢀRangeꢀ(MHz)

NominalꢀFrequencyꢀꢀf^nomꢀꢀ(MHz)

SupplyꢀVoltageꢀꢀVccꢀꢀ(V)

5ꢀtoꢀ40

10,ꢀꢀꢀ12.8,ꢀꢀꢀ13,ꢀꢀꢀ19.2,ꢀꢀꢀ20,ꢀꢀꢀ25.6,ꢀꢀꢀ30.72,ꢀꢀꢀ38.88

+3.3

LoadꢀImpedanceꢀꢀC^Lꢀꢀ(pF)

OperatingꢀTemperatureꢀRangeꢀꢀT^oprꢀꢀ(°C)

StorageꢀTemperatureꢀRangeꢀꢀT^strꢀꢀ(°C)

–40ꢀtoꢀ+ꢀ85

Max.ꢀ4.0

atꢀstart

PowerꢀConsumptionꢀꢀP^CCꢀꢀ(W)

whenꢀstable,ꢀatꢀ+25°C

Max.ꢀ1.2

FrequencyꢀToleranceꢀꢀꢀΔf/f^nom

atꢀ+25°C,ꢀV^contꢀ=ꢀCenter,ꢀbeforeꢀshipment

atꢀOperatingꢀTemperatureꢀRange

Max.ꢀ100×10^-9

Max.ꢀ±3×10^–9

Frequency/TemperatureꢀCharacteristicsꢀꢀΔf/f

Frequency/VoltageꢀCoefﬁcientꢀΔf/f V^CCꢀ±ꢀ5%

Max.ꢀ±1×10^–

Max.ꢀ±1×10^–ꢀ/ꢀday

Long-termꢀFrequencyꢀStabilityꢀꢀΔf/f Basedꢀonꢀfrequencyꢀafterꢀ30ꢀdaysꢀoperation

Timeꢀwithinꢀspecifiedꢀfrequencyꢀtoleranceꢀafterꢀ

Max.ꢀ±80×10^–ꢀ/ꢀyear

StabilizationꢀTimeꢀ(min.)

powerꢀonꢀatꢀ+25°C,ꢀbasedꢀonꢀfrequencyꢀafterꢀ

60minutesꢀoperation.

Max.ꢀ5ꢀ/ꢀwithinꢀ±ꢀ100×10^–

V^contꢀ=ꢀ+1.4V±1.4V

FrequencyꢀControlꢀRangeꢀꢀΔf/f

Min.ꢀ±1×10^–

FrequencyꢀChangeꢀPolarity

Linearityꢀ(%)

Positive

Typ.ꢀ±1

OutputꢀVoltage

LVCMOSꢀꢀꢀꢀV^OLꢀ:ꢀMax.ꢀ+0.3ꢀVꢀꢀꢀꢀV^OHꢀ:ꢀMin.ꢀ+3.0ꢀV

Symmetryꢀ(%)

atꢀ(V^OHꢀ+ꢀV^OL)ꢀ/ꢀ2

45ꢀtoꢀ55

SpeciﬁcationꢀNumber

NSA3577A

Dimensions

Reference Value

■

Offset

dBc/Hz

21.5 max.

Frequency

1ꢀHz

10ꢀHz

100ꢀHz

1ꢀkHz

–80

Pin connection

PhaseꢀNoise

(atꢀ10ꢀMHz)

–105

–130

–150

–160

V_CC

OUTPUT

GND

V_cont

10ꢀkHz

#5 DNC(Don’t connect)

#6 DNC(Don’t connect)

#7 DNC(Don’t connect)

#8 DNC(Don’t connect)

#9 DNC(Don’t connect)

9×Ø0.45 0.10

Pin numbers are not marked

on products

STAND

OFF

(GLASS)

4POINT

#9#8

#6 #5#4

Weꢀofferꢀdedicatedꢀtoolꢀforꢀevaluationꢀofꢀthisꢀproduct

7.62

3.048

Pleaseꢀspecifyꢀtheꢀmodelꢀname,ꢀfrequency,ꢀandꢀspeciﬁcationꢀnumberꢀwhenꢀ

youꢀorderꢀproducts.ꢀ

Forꢀfurtherꢀquestionsꢀregardingꢀspeciﬁcations,ꢀpleaseꢀfeelꢀfreeꢀtoꢀcontactꢀus.

Toleranceꢀ±0.2

Tolerance 0.2

5×3.048(=15.24)

Itꢀmightꢀbeꢀprintedꢀmanegementꢀcodeꢀtoꢀtheꢀbottom.

1706D_NH20M20LB_e

中文翻译

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