Datasheet AD8571, AD8572, AD8574 (Analog Devices) - 8
| Hersteller | Analog Devices |
| Beschreibung | Zero-Drift, Single-Supply, Rail-to-Rail Input/Output Operational Amplifiers |
| Seiten / Seite | 28 / 8 — AD8571/AD8572/AD8574. Data Sheet. 10k. 800. VS = 2.7V. A = 25°C. ) A. … |
| Revision | F |
| Dateiformat / Größe | PDF / 488 Kb |
| Dokumentensprache | Englisch |
AD8571/AD8572/AD8574. Data Sheet. 10k. 800. VS = 2.7V. A = 25°C. ) A. 700. IER. 600. m (. MPL. 500. 100. OLTA. 400. PER. SOURCE. SINK. T V. EN R. 300. R U. Y C. 200. PPL
Modelllinie für dieses Datenblatt
Textversion des Dokuments
AD8571/AD8572/AD8574 Data Sheet 10k 800 VS = 2.7V T T A = 25°C A = 25°C ) A 700 (µ 1k ) IER 600 V IF m ( MPL 500 GE 100 A OLTA 400 PER SOURCE SINK T T V 10 U EN R 300 TP R U OU Y C 200 1 PPL 100 SU 0.1 0 0.0001 0.001 0.01 0.1 1 10 100
013
0 1 2 3 4 5 6
016
LOAD CURRENT (mA) SUPPLY VOLTAGE (V)
01104- 01104- Figure 13. Output Voltage to Supply Rail vs. Load Current Figure 16. Supply Current per Amplifier vs. Supply Voltage
1000 60 V V CM = 2.5V S = 2.7V V 50 C S = 5V L = 0pF RL = ∞ 40 0 A) 750 p ) ( 30 45 dB NT ( rees) IN 20 90 Deg GA ( T 500 CURRE 10 135 F HI AS -LOOP 0 S 180 BI N E E UT –10 225 OP HAS 250 P INP –20 270 –30 0 –40 –75 –50 –25 0 25 50 75 100 125 150
014
10k 100k 1M 10M 100M
017
TEMPERATURE (°C) FREQUENCY (Hz)
01104- 01104- Figure 14. Input Bias Current vs. Temperature Figure 17. Open-Loop Gain and Phase Shift vs. Frequency
1.0 60 VS = 5V 50 CL = 0pF 5V RL = ∞ 0.8 40 0 ) 2.7V 30 mA) 45 dB ( ( rees) NT 0.6 IN 20 90 Deg GA ( T 10 135 F CURRE HI Y 0.4 S L -LOOP 0 180 E P N E UP –10 225 HAS S OP P 0.2 –20 270 –30 0 –40 –75 –50 –25 0 25 50 75 100 125 150
015
10k 100k 1M 10M 100M
018
TEMPERATURE (°C) FREQUENCY (Hz)
01104- 01104- Figure 15. Supply Current vs. Temperature Figure 18. Open-Loop Gain and Phase Shift vs. Frequency Rev. F | Page 8 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
013
0 1 2 3 4 5 6
016
LOAD CURRENT (mA) SUPPLY VOLTAGE (V)
01104- 01104- Figure 13. Output Voltage to Supply Rail vs. Load Current Figure 16. Supply Current per Amplifier vs. Supply Voltage
1000 60 V V CM = 2.5V S = 2.7V V 50 C S = 5V L = 0pF RL = ∞ 40 0 A) 750 p ) ( 30 45 dB NT ( rees) IN 20 90 Deg GA ( T 500 CURRE 10 135 F HI AS -LOOP 0 S 180 BI N E E UT –10 225 OP HAS 250 P INP –20 270 –30 0 –40 –75 –50 –25 0 25 50 75 100 125 150
014
10k 100k 1M 10M 100M
017
TEMPERATURE (°C) FREQUENCY (Hz)
01104- 01104- Figure 14. Input Bias Current vs. Temperature Figure 17. Open-Loop Gain and Phase Shift vs. Frequency
1.0 60 VS = 5V 50 CL = 0pF 5V RL = ∞ 0.8 40 0 ) 2.7V 30 mA) 45 dB ( ( rees) NT 0.6 IN 20 90 Deg GA ( T 10 135 F CURRE HI Y 0.4 S L -LOOP 0 180 E P N E UP –10 225 HAS S OP P 0.2 –20 270 –30 0 –40 –75 –50 –25 0 25 50 75 100 125 150
015
10k 100k 1M 10M 100M
018
TEMPERATURE (°C) FREQUENCY (Hz)
01104- 01104- Figure 15. Supply Current vs. Temperature Figure 18. Open-Loop Gain and Phase Shift vs. Frequency Rev. F | Page 8 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