第2頁共5頁目錄(Catalog)1應(yīng)用(APPLICATION).......................................................................42結(jié)構(gòu)規(guī)格(MECHANICALSPECIFICATION).........................................43環(huán)境條件(ENVIRONMENTALSPECIFICATION)...................................44測試條件(TESTCONDITION).........................................................45電性能(ELECTRICALCHARACTERISTICS)........................................45.1直流特性(DCCHARACTERISTICS)45.2視頻特性(VIDEOCHARACTERISTICS)45.3音頻特性(AUDIOCHARACTERISTICS)46引腳分布及頻道表(PINASSIGNMENT CHANNELTABLE)............57發(fā)射應(yīng)用電路(TXAPPLICATIONCIRCUIT).......................................6TX24017第3頁共5頁1應(yīng)用1.1此規(guī)格書用于帶聲音載頻信號(hào)處理的視頻-射頻調(diào)制器(ThisspecificationappliestoVIDEO-RFmodulatorwithsoundsubcarrierprocessingsignals).1.2RF傳輸頻道頻率(transmissionfrequencygroup):Ch1 2414MHzCh2 2432MHzCh3 2450MHzCh4 2468MHz1.3調(diào)制類型(Modulationtype):FM2結(jié)構(gòu)規(guī)格書(MechanicalSpecification)TX24017PleaserefertoFigure1.3環(huán)境條件(EnvironmentalSpecification)3.1工作溫度(Temperature)-10℃~+60℃4測試條件(TestCondition)4.1周邊環(huán)境溫度(Ambienttemperature):25℃4.2視頻輸入電壓(Videoinputvoltage):1.0Vp-p,150(IRE)4.3音頻輸入電壓(Audioinputvoltage):1.0Vp-p正弦波信號(hào)(sinewavesignal)1KHz5電特性(ElectricalCharacteristics)規(guī)格(Specifications)序號(hào)No.項(xiàng)目Item最小Min.典型Typ.最大Max.單位Unit測試條件TestCondition5.1直流特性(DCCharacteristics)1電源電壓(SupplyVoltage)5VVDC2電流(CurrentConsumption)90100mA5.2視頻特性(VideoCharacteristics)1輸入阻抗(InputImpedance)75 2峰值頻偏(PeakDeviation)1.2MHz調(diào)制源(MOD):正弦波(sinewave)400KHz1Vp-p5.3音頻特性(AudioCharacteristics)1輸入阻抗(InputImpedance)10K 2峰值頻偏(PeakDeviation)12KHz1Vp-p(1KHz)3預(yù)加重(Pre-emphasis)50 sec5.4RF輸出特性(OutputCharacteristic)1發(fā)射功率(TxPower)17.51819dBm2音頻載波電平(AudiosubcarrierLevel)-23-25-27dBcA/V比(VideoandAudioIndex)3音頻載波頻率范圍(AudioSubcarrierFreq.NCY)647065006530KHzTX24017第4頁共5頁6引腳分布(PinAssignment)J1PinNo.Function1音頻(Audio)2視頻(Video)3電源Vcc(DC+5V)4GNDJ2PinNo.Function1GND2CH1:頻道2.414GHz3CH2:頻道2.432GHz4CH3:頻道2.450GHz頻道表(CHANNELTABLE)頻道(CHANNEL)J2-PIN2J2-PIN3J2-PIN4CH1:2.414GHz011CH2:2.432GHz101CH3:2.450GHz110CH4:2.468GHz111