( File format: PDF, 263K )
250 MHz, 44 dB Demodulating Logarithmic Amplifier
Analog Devices, Inc
Description
The AD641 is a 250 MHz, demodulating logarithmic amplifier with an accuracy of ±2.0 dB and 44 dB dynamic range. The AD641 uses a successive detection architecture to provide an output current ...
Features
Logarithmic Amplifier Performance Usable to 250 MHz 44 dB Dynamic Range ±2.0 dB Log Conformance 37.5 mV/dB Voltage Output Stable Slope and Intercepts 2.0 nV/vHz Input Noise Voltage 50 ?V Input Offset Voltage Low Power ±5 V Supply Operation 9 mA (+Vs), 35 mA (-Vs) Quiescent Current Onboard Resistors Onboard 10x Attenuator Dual Polarity Current Outputs Direct Coupled Differential Signal Path
Related Datasheets
| Part Number | Description | Category |
| • AD606 | 50 MHz, 80 dB Demodulating Logarithmic Amplifier with Limiter Output | Amplifier/Conditioner |
| • AD640 | 120 MHz, 50 dB Demodulating Logarithmic Amplifier | Amplifier/Conditioner |
| • AD641 | 250 MHz, 44 dB Demodulating Logarithmic Amplifier | Amplifier/Conditioner |
| • AD8302 | 2.7GHz RF / IF Gain Phase Detector | Amplifier/Conditioner |
| • AD8306 | 5 - 400 MHz, 100 dB High Precision Limiting - Logarithmic Amplifier | Amplifier/Conditioner |
| • AD8307 | Low Cost, DC - 500 MHz, 92 dB Logarithmic Amplifier | Amplifier/Conditioner |
| • AD8309 | 5 - 500 MHz, 100 dB Demodulating Logarithmic Amplifier with Limiter Output | Amplifier/Conditioner |
| • AD8310 | Fast Response, DC - 440 MHz, Voltage Out, 90 dB Logarithmic Amplifier | Amplifier/Conditioner |
| • AD8311 | 50 dB GSM PA Controller | Amplifier/Conditioner |
| • AD8312 | 50 MHz to 3.5 GHz, 45 dB RF Log Detector | Amplifier/Conditioner |
| • AD8313 | 0.1 - 2.5 GHz, 70 dB Logarithmic Detector / Controller | Amplifier/Conditioner |
| • AD8314 | 100 MHz to 2.7 GHz, 45 dB RF Detector/Controller | Amplifier/Conditioner |
| • AD8315 | 50 dB GSM PA Controller | Amplifier/Conditioner |
| • AD8316 | Dual Output GSM PA Controller | Amplifier/Conditioner |
| • AD8317 | 1 MHz to 10 GHz, 50 dB Log Detector/Controller | Amplifier/Conditioner |
| • AD8318 | 1 MHz to 8 GHz, 70 dB Logarithmic Detector/Controller | Amplifier/Conditioner |
| • AD8319 | 1 MHz to 10 GHz, 40 dB Log Detector/Controller | Amplifier/Conditioner |
| • ADL5519 | 1 MHz to 10 GHz, 62 dB Dual Log Detector/Controller | Amplifier/Conditioner |
As the hyperlinked contents/websites are those of third parties, we cannot vouch for their accuracy or legitimacy.
| ||||||||||
| ||||||||||
