5兆赫， 400兆赫百分贝高精度限流，对数放大器 5 MHz-400 MHz 100 dB High Precision Limiting-Logarithmic Amplifier
Product Details
The AD8306 is a complete IF limiting amplifier, providing both an accurate logarithmic decibel measure of the input signal the RSSI function over a dynamic range of 100 dB, and a programmable limiter output, useful from 5 MHz to 400 MHz.
An evaluation board is available for this product and may be ordered using the following product number: AD8306-EVAL. Schematic and layout for this evaluation board is contained in the product datasheet.
### Features and Benefits
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- Complete, Fully Calibrated Log-Limiting IF Amplifier
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- 100 dB Dynamic Range: –91 dBV to +9 dBV
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- Stable RSSI Scaling Over Temperature and Supplies:
20 mV/dB Slope, –95 dBm Intercept
±0.4 dB RSSI Linearity up to 200 MHz
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- Fully Differential Inputs, RIN = 1 kΩ, CIN = 2.5 pF
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- Single Supply of +2.7 V to +6.5 V at 16 mA Typical
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- Programmable Limiter Gain and Output Current
Differential Outputs to 10 mA,
2.4 V p-p
Overall Gain 90 dB, Bandwidth 400 MHz
Constant Phase Typical ±56 psDelay Skew
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- 500 ns Power-Up Time, <1 mA Sleep Current
