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AD8307 Logarithmic Amplifier

AD8307 Description

Data Sheet .
The AD8307 is the first logarithmic amplifier made available in an 8-lead SOIC_N package.

AD8307 Features

* Complete multistage logarithmic amplifier 92 dB dynamic range:
* 75 dBm to +17 dBm to
* 90 dBm using matching network Single supply of 2.7 V minimum at 7.5 mA typical DC to 500 MHz operation, ±1 dB linearity Slope of 25 mV/dB, intercept of
* 84 dBm Highly stable scaling over tem

AD8307 Applications

* Conversion of signal level to decibel form Transmitter antenna power measurement Receiver signal strength indication (RSSI) Low cost radar and sonar signal processing Network and spectrum analyzers (to 120 dB) Signal level determination down to 20 Hz True decibel ac mode for multimeters GENERAL DESC

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Logarithmic Amplifier Analog Devices
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