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AD8307
AD8307 has several brands around the world that may have alternate names for AD8307 due to regional differences or acquisition. AD8307 may also be known as the following names:

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Description
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AD8307
Stock:33951 |
N/A |
Low Cost DC-500 MHz, 92 dB Logarithmic Amplifier |
≥1: US $1.69920 US $1.52928 ≥5: US $1.41600 US $1.27440 ≥10: US $1.01952 US $0.91757 ≥20: US $0.99120 US $0.89208 ≥50: US $0.96288 US $0.86659 ≥100: US $0.93456 US $0.84110 ≥200: US $0.90624 US $0.81562 ≥500: US $0.87792 US $0.79013 ≥1000: US $0.84960 US $0.76464
More:
Inquiry
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AD8307
Stock:41487 |
ADI 1413+ |
Low Cost DC-500 MHz, 92 dB Logarithmic Amplifier |
≥1: US $7.11160 US $6.40044 ≥5: US $6.40044 US $5.76040 ≥10: US $6.04486 US $5.44037 ≥20: US $5.86707 US $5.28036 ≥50: US $5.68928 US $5.12035 ≥100: US $5.51149 US $4.96034 ≥200: US $5.33370 US $4.80033 ≥500: US $5.15591 US $4.64032 ≥1000: US $4.97812 US $4.48031
More:
Inquiry
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AD8307
Stock:33583 |
ADI 1413+ |
Low Cost DC-500 MHz, 92 dB Logarithmic Amplifier |
≥1: US $5.33370 US $4.80033
More:
Inquiry
|
AD8307 Logarithmic Amplifier Description
It is complete multistage logarithmic amplifier. It contains band gap reference voltage and biasing, nine detecting cells typically spaced at 14.3 decibels with input output compensation loop. It comes in 8 pin SOIC package. It is easy to use and it does not require significant external components.
AD8307 Features
● It has following features
● It has 15 nano seconds as response time with buffered output
● It has dynamic range between 92 to 95decibels for law conformance
● It has input range typically 92decibels
● It has receiver signal strength indication
● It has true decibel ac mode for multimeters
● It has logarithmic slope typically 27mV/ dB
● It has cell bandwidth typically 900Mega Hertz
● It has DC common mode voltage typically 3.2volts
● It has common mode range typically 1.6volts
● It has incremental input resistance typically 1.1kilo ohms
● It has supply voltage typically 5.5volts
● It has input capacitance typically 1.4pico farads
● It has bias current typically 25micro Amperes
● It has supply current typically 10milli Amperes
● It has ambient temperature range typically -40℃ to 85℃
● It exhibits logarithmic response down to inputs as small as 50micro Volts at 500Mega Hertz
● It is also used in baseband and demodulation applications
● It contains limiting function and a chain of N channels which are used to generate hard limited output for recovering amplitude modulation and frequency modulation mode signals
● It has feature of intercept calibration
● It has feature of offset control
Pin Description
AD8307 Applications
It is used in following applications
Low cost Radar
Power Measurement for Transmitter Antenna
The replacement for AD8307 is AD603
The equivalent IC for AD8307 is MAR8
Conclusion: It is used for logarithmic based amplification specifically for communication systems.

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