Datasheet AD8571, AD8572, AD8574 (Analog Devices) - 9
| Manufacturer | Analog Devices |
| Description | Zero-Drift, Single-Supply, Rail-to-Rail Input/Output Operational Amplifiers |
| Pages / Page | 28 / 9 — Data Sheet. AD8571/AD8572/AD8574. 300. VS = 2.7V. 270. L = 20pF. S = 5V. … |
| Revision | F |
| File Format / Size | PDF / 488 Kb |
| Document Language | English |
Data Sheet. AD8571/AD8572/AD8574. 300. VS = 2.7V. 270. L = 20pF. S = 5V. RL = 2kΩ. 240. V = 100. 210. 180. AV = 10. 150. PEDANCE. AV = 100. -LOOP. 120
Model Line for this Datasheet
Text Version of Document
Data Sheet AD8571/AD8572/AD8574 60 300 VS = 2.7V 50 C 270 V L = 20pF S = 5V RL = 2kΩ 40 240 ) A ) V = 100 dB 30 ( (Ω 210 IN 20 180 GA AV = 10 10 150 PEDANCE AV = 100 -LOOP IM D 0 120 E AV = 1 PUT –10 LOS UT 90 A C O V = 10 –20 60 –30 30 AV = 1 –40 0 100 1k 10k 100k 1M 10M
019
100 1k 10k 100k 1M 10M
022
FREQUENCY (Hz) FREQUENCY (Hz)
01104- 01104- Figure 19. Closed-Loop Gain vs. Frequency Figure 22. Output Impedance vs. Frequency
60 V 50 S = 5V VS = 2.7V CL = 20pF CL = 300pF RL = 2kΩ RL = 2kΩ 40 AV = 1 ) AV = 100 dB 30 ( IN 20 GA AV = 10 10 -LOOP D 0 E AV = 1 –10 LOS C –20 –30
023
2µs 500mV –40
01104-
100 1k 10k 100k 1M 10M
020
FREQUENCY (Hz)
01104- Figure 20. Closed-Loop Gain vs. Frequency Figure 23. Large Signal Transient Response
300 V 270 V S = 5V S = 2.7V CL = 300pF RL = 2kΩ 240 AV = 1 ) (Ω 210 180 AV = 100 150 PEDANCE IM 120 PUT A UT V = 10 90 O 60 30 AV = 1
024
5µs 1V 0
01104-
100 1k 10k 100k 1M 10M
021
FREQUENCY (Hz)
01104- Figure 21. Output Impedance vs. Frequency Figure 24. Large Signal Transient Response Rev. F | Page 9 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATIONS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS 5 V ELECTRICAL CHARACTERISTICS 2.7 V ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL CHARACTERISTICS ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS FUNCTIONAL DESCRIPTION AMPLIFIER ARCHITECTURE BASIC AUTO-ZERO AMPLIFIER THEORY AUTO-ZERO PHASE AMPLIFICATION PHASE HIGH GAIN, CMRR, AND PSRR MAXIMIZING PERFORMANCE THROUGH PROPER LAYOUT 1/f NOISE CHARACTERISTICS RANDOM AUTO-ZERO CORRECTION ELIMINATES INTERMODULATION DISTORTION BROADBAND AND EXTERNAL RESISTOR NOISE CONSIDERATIONS OUTPUT OVERDRIVE RECOVERY INPUT OVERVOLTAGE PROTECTION OUTPUT PHASE REVERSAL CAPACITIVE LOAD DRIVE POWER-UP BEHAVIOR APPLICATIONS INFORMATION 5 V PRECISION STRAIN GAGE CIRCUIT 3 V INSTRUMENTATION AMPLIFIER HIGH ACCURACY THERMOCOUPLE AMPLIFIER PRECISION CURRENT METER PRECISION VOLTAGE COMPARATOR OUTLINE DIMENSIONS ORDERING GUIDE
019
100 1k 10k 100k 1M 10M
022
FREQUENCY (Hz) FREQUENCY (Hz)
01104- 01104- Figure 19. Closed-Loop Gain vs. Frequency Figure 22. Output Impedance vs. Frequency
60 V 50 S = 5V VS = 2.7V CL = 20pF CL = 300pF RL = 2kΩ RL = 2kΩ 40 AV = 1 ) AV = 100 dB 30 ( IN 20 GA AV = 10 10 -LOOP D 0 E AV = 1 –10 LOS C –20 –30
023
2µs 500mV –40
01104-
100 1k 10k 100k 1M 10M
020
FREQUENCY (Hz)
01104- Figure 20. Closed-Loop Gain vs. Frequency Figure 23. Large Signal Transient Response
300 V 270 V S = 5V S = 2.7V CL = 300pF RL = 2kΩ 240 AV = 1 ) (Ω 210 180 AV = 100 150 PEDANCE IM 120 PUT A UT V = 10 90 O 60 30 AV = 1
024
5µs 1V 0
01104-
100 1k 10k 100k 1M 10M
021
FREQUENCY (Hz)
01104- Figure 21. Output Impedance vs. Frequency Figure 24. Large Signal Transient Response Rev. F | Page 9 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATIONS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS 5 V ELECTRICAL CHARACTERISTICS 2.7 V ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL CHARACTERISTICS ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS FUNCTIONAL DESCRIPTION AMPLIFIER ARCHITECTURE BASIC AUTO-ZERO AMPLIFIER THEORY AUTO-ZERO PHASE AMPLIFICATION PHASE HIGH GAIN, CMRR, AND PSRR MAXIMIZING PERFORMANCE THROUGH PROPER LAYOUT 1/f NOISE CHARACTERISTICS RANDOM AUTO-ZERO CORRECTION ELIMINATES INTERMODULATION DISTORTION BROADBAND AND EXTERNAL RESISTOR NOISE CONSIDERATIONS OUTPUT OVERDRIVE RECOVERY INPUT OVERVOLTAGE PROTECTION OUTPUT PHASE REVERSAL CAPACITIVE LOAD DRIVE POWER-UP BEHAVIOR APPLICATIONS INFORMATION 5 V PRECISION STRAIN GAGE CIRCUIT 3 V INSTRUMENTATION AMPLIFIER HIGH ACCURACY THERMOCOUPLE AMPLIFIER PRECISION CURRENT METER PRECISION VOLTAGE COMPARATOR OUTLINE DIMENSIONS ORDERING GUIDE
