TheAD8375isadigitallycontrolled,variablegain,widebandwidthamplifierthatprovidesprecisegaincontrol,highIP3,andlownoisefigure.TheexcellentdistortionperformanceandhighsignalbandwidthmaketheAD8375anexcellentgaincontroldeviceforavarietyofreceiverapplications.UsinganadvancedhighspeedSiGeprocessandincorporatingproprietarydistortioncancellationtechniques,theAD8375achieves50dBmoutputIP3at200MHz.

TheAD8375providesabroad24dBgainrangewith1dBresolution.Thegainisadjustedthrougha5-pincontrolinterfaceandcanbedrivenusingstandardTTLlevels.Theopen-collectoroutputsprovideaflexibleinterface,allowingtheoverallsignalgaintobesetbytheloadingimpedance.Thus,thesignalvoltagegainisdirectlyproportionaltotheload.

TheAD8375ispoweredonbyapplyingtheappropriatelogicleveltothePWUPpin.ThequiescentcurrentoftheAD8375istypically130mA.Whenpowereddown,theAD8375consumeslessthan5mAandoffersexcellentinput-to-outputisolation.

FabricatedonanAnalogDevices,Inc.,highspeedSiGeprocess,theAD8375issuppliedinacompact,thermallyenhanced,4mm×4mm,24-leadLFCSPpackageandoperatesoverthetemperaturerangeof−40°Cto+85°C.