Transcription of a Logarithmic Amplifier with Limiter Output 5 …
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REV. BInformation furnished by Analog Devices is believed to be accurate andreliable. However, no responsibility is assumed by Analog Devices for itsuse, nor for any infringements of patents or other rights of third partieswhich may result from its use. No license is granted by implication orotherwise under any patent or patent rights of Analog Technology Way, Box 9106, Norwood, MA 02062-9106, : 781/329-4700 World Wide Web Site: : 781/326-8703 Analog Devices, Inc., 19995 MHz 500 MHz 100 dB DemodulatingLogarithmic Amplifier with Limiter OutputFUNCTIONAL BLOCK DIAGRAM12dBLIMDET12dBDETDET4 3 DETLADR ATTENINHIINLOI-VBIASCTRLTEN DETECTORS SPACED 12dBINTERCEPTTEMP COMPBAND-GAPREFERENCEENBLGAINBIASLMHILML OLMDRVLOGFLTRSIX STAGES TOTAL GAIN 72dB
–2– REV. B AD8309–SPECIFICATIONS Parameter Conditions Min1 Typ Max1 Units INPUT STAGE (Inputs INHI, INLO) Maximum Input2 Differential Drive, p-p ±3.5 ±4V +9 dBV Equivalent Power in 50 Ω Terminated in 52.3 Ω +22 dBm
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