Datasheet AD548 (Analog Devices) - 6

AD548 100 100 120 120 80 PHASE 80 100 +SUPPLY 110 60 60 80 100 40 GAIN 40 60 90 20 20 40 –SUPPLY 80 0 0 PHASE IN DEGREES 20 OPEN LOOP GAIN – dB 70 –20 –20 OPEN LOOP VOLTAGE GAIN – dB 0 POWER SUPPLY REJECTION – dB –40 –40 60 –20 1k 10k 100k 1M 10M 0 2 4 6 8 10 12 14 16 18 100 1k 10k 100k 1M FREQUENCY – Hz SUPPLY VOLTAGE – V FREQUENCY – Hz
TPC 10. Open-Loop Frequency TPC 11. Open-Loop Voltage Gain TPC 12. PSRR vs. Frequency Response vs. Supply Voltage
90 22 10 10mV 20 80 18 1mV 70 16 5 14 60 12 0 50 10 CMRR – dB 8 40 6 –5 OUTPUT VOLTAGE – V p-p OUTPUT VOLTAGE SWING – V 30 4 1mV 2 10mV 20 0 1k 10k 100k 1M –10 10 100 1k 10k 100k 1M 0 2 4 6 8 FREQUENCY – Hz FREQUENCY – Hz SETTLING TIME – µs
TPC 13. CMRR vs. Frequency TPC 14. Large Signal Frequency TPC 15. Output Swing and Error Response Voltage vs. Output Settling Time
4 160 WHENEVER JOHNSON NOISE IS GREATER THAN AMPLIFIER NOISE, AMPLIFIER NOISE CAN BE 140 CONSIDERED NEGLIGIBLE FOR APPLICATION
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Hz 1 10,000 1kHz BANDWIDTH 120 1,000 RESISTOR JOHNSON FOLLOWER 100 NOISE WITH GAIN = 10 0.1 80 100 60 10 10Hz 0.01 40 BANDWIDTH INPUT NOISE VOLTAGE – nV/ 1 TOTAL HARMONIC DISTORTION – % UNITY GAIN 20 INPUT NOISE VOLTAGE – µV p-p FOLLOWER AMPLIFIER GENERATED NOISE 0.001 0 0 100 1k 10k 100k 10 100 1k 10k 100k 100k 1M 10M 100M 1G 10G 100G FREQUENCY – Hz FREQUENCY – Hz SOURCE IMPEDANCE –
TPC 16. Total Harmonic TPC 17. Input Noise Voltage TPC 18. Total Noise vs. Source Distortion vs. Frequency Spectral Density Impedance –6– REV. D