Datasheet ADA4857-1, ADA4857-2 (Analog Devices) - 10
| Fabricante | Analog Devices |
| Descripción | Ultralow Distortion, Low Power, Low Noise, High Speed Op Amp |
| Páginas / Página | 21 / 10 — ADA4857-1/ADA4857-2. Data Sheet. RL = 1kΩ. (dB. L = 100Ω. -LOOP. LOS. –5 … |
| Revisión | D |
| Formato / tamaño de archivo | PDF / 556 Kb |
| Idioma del documento | Inglés |
ADA4857-1/ADA4857-2. Data Sheet. RL = 1kΩ. (dB. L = 100Ω. -LOOP. LOS. –5 G = +2. G = +1. VS = ±5V. S = ±5V. VOUT = 0.2V p-p. VOUT = 2V p-p. –10
Versión de texto del documento
ADA4857-1/ADA4857-2 Data Sheet 9 3 8 2 7 RL = 1kΩ 1 6 ) 5 0 ) RL = 1kΩ (dB 4 –1 (dB IN 3 R IN L = 100Ω –2 GA 2 GA –3 R 1 L = 100Ω –4 -LOOP 0 -LOOP ED –1 –5 ED –2 –6 LOS LOS C –3 C –7 –4 –8 –5 G = +2 G = +1 VS = ±5V V –6 –9 S = ±5V VOUT = 0.2V p-p VOUT = 2V p-p –7 –10 1 10 100 1000
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1 10 100 1000
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FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 14. Small Signal Frequency Response for Various Resistive Loads (LFCSP) Figure 17. Large Signal Frequency Response for Various Resistive Loads (LFCSP)
3 3 2 ) 2 G = +1 1 (dB G = +1 dB) 1 G = +10 G = +5 IN 0 N ( 0 AI GA –1 –1 G = +2 G = +2 P G –2 –2 -LOOP -LOO –3 ED –3 ED +V –4 S –4 G = +1 LOS LOS C –5 G = +10 RS VOUT D C –5 D VIN –6 –6 100Ω RL LIZE G = +5 RT A –7 LIZE A –V M –7 M S –8 OR –8 N VS = 5V OR VS = ±5V –9 R N L = 1kΩ R V –9 L = 1kΩ OUT = 0.2V p-p V –10 OUT = 0.2V p-p –10 1 10 100 1000
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1 10 100 1000
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FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 15. Small Signal Frequency Response for Various Gains (LFCSP) Figure 18. Small Signal Frequency Response for Various Gains (SOIC), RS = 100 Ω for G = +1
–40 –40 VS = ±5V G = +1 V V –50 OUT = 2V p-p S = ±5V RL= 1kΩ –50 VOUT = 2V p-p –60 –60 c) G = +1, HD2 RL = 100Ω, HD3 c) –70 –70 (dB (dB R –80 L = 100Ω, HD2 TION –80 G = +2, HD2 TION TOR –90 G = +1, HD3 TOR IS –90 D IS D RL = 1kΩ, HD2 –100 –100 –110 –110 G = +2, HD3 RL = 1kΩ, HD3 –120 –120 0.2 1 10 100
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0.2 1 10 100
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FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 16. Harmonic Distortion vs. Frequency and Gain (LFCSP) Figure 19. Harmonic Distortion vs. Frequency and Load (LFCSP) Rev. D | Page 10 of 21 Document Outline FEATURES APPLICATIONS CONNECTION DIAGRAMS GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ±5 V SUPPLY +5 V SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS APPLICATIONS INFORMATION POWER-DOWN OPERATION CAPACITIVE LOAD CONSIDERATIONS RECOMMENDED VALUES FOR VARIOUS GAINS ACTIVE LOW-PASS FILTER (LPF) NOISE CIRCUIT CONSIDERATIONS PCB LAYOUT POWER SUPPLY BYPASSING GROUNDING OUTLINE DIMENSIONS ORDERING GUIDE
014
1 10 100 1000
017
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 14. Small Signal Frequency Response for Various Resistive Loads (LFCSP) Figure 17. Large Signal Frequency Response for Various Resistive Loads (LFCSP)
3 3 2 ) 2 G = +1 1 (dB G = +1 dB) 1 G = +10 G = +5 IN 0 N ( 0 AI GA –1 –1 G = +2 G = +2 P G –2 –2 -LOOP -LOO –3 ED –3 ED +V –4 S –4 G = +1 LOS LOS C –5 G = +10 RS VOUT D C –5 D VIN –6 –6 100Ω RL LIZE G = +5 RT A –7 LIZE A –V M –7 M S –8 OR –8 N VS = 5V OR VS = ±5V –9 R N L = 1kΩ R V –9 L = 1kΩ OUT = 0.2V p-p V –10 OUT = 0.2V p-p –10 1 10 100 1000
015
1 10 100 1000
018
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 15. Small Signal Frequency Response for Various Gains (LFCSP) Figure 18. Small Signal Frequency Response for Various Gains (SOIC), RS = 100 Ω for G = +1
–40 –40 VS = ±5V G = +1 V V –50 OUT = 2V p-p S = ±5V RL= 1kΩ –50 VOUT = 2V p-p –60 –60 c) G = +1, HD2 RL = 100Ω, HD3 c) –70 –70 (dB (dB R –80 L = 100Ω, HD2 TION –80 G = +2, HD2 TION TOR –90 G = +1, HD3 TOR IS –90 D IS D RL = 1kΩ, HD2 –100 –100 –110 –110 G = +2, HD3 RL = 1kΩ, HD3 –120 –120 0.2 1 10 100
016
0.2 1 10 100
019
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 16. Harmonic Distortion vs. Frequency and Gain (LFCSP) Figure 19. Harmonic Distortion vs. Frequency and Load (LFCSP) Rev. D | Page 10 of 21 Document Outline FEATURES APPLICATIONS CONNECTION DIAGRAMS GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ±5 V SUPPLY +5 V SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS APPLICATIONS INFORMATION POWER-DOWN OPERATION CAPACITIVE LOAD CONSIDERATIONS RECOMMENDED VALUES FOR VARIOUS GAINS ACTIVE LOW-PASS FILTER (LPF) NOISE CIRCUIT CONSIDERATIONS PCB LAYOUT POWER SUPPLY BYPASSING GROUNDING OUTLINE DIMENSIONS ORDERING GUIDE