Datasheet ADA4937-1/ADA4937-2 (Analog Devices) - 10
| Hersteller | Analog Devices |
| Beschreibung | Ultralow Distortion Differential ADC Driver (Dual) |
| Seiten / Seite | 28 / 10 — ADA4937-1/ADA4937-2. Data Sheet. RL = 1kΩ. RL = 100Ω. RL = 200Ω. 100. … |
| Revision | F |
| Dateiformat / Größe | PDF / 598 Kb |
| Dokumentensprache | Englisch |
ADA4937-1/ADA4937-2. Data Sheet. RL = 1kΩ. RL = 100Ω. RL = 200Ω. 100. 1000. FREQUENCY (MHz). N (. D C. D CL. –12. S = 3.3V, G = +1, RF = 200Ω
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ADA4937-1/ADA4937-2 Data Sheet 6 6 RL = 1kΩ RL = 1kΩ RL = 100Ω RL = 100Ω RL = 200Ω RL = 200Ω 3 3 ) ) B B d d ( ( IN IN 0 0 GA GA P P OO OO -L -L D –3 D –3 E E OS OS L L C C –6 –6 –9 –9 1 10 100 1000
13 16 0
1 10 100 1000
0 1- 1-
FREQUENCY (MHz)
59
FREQUENCY (MHz)
59 06 06 Figure 13. Small Signal Frequency Response for Various Loads, Figure 16. Large Signal Frequency Response for Various Loads VOUT, dm = 100 mV p-p
6 6 B) 3 B) d 3 d N ( N ( AI AI 0 G 0 G P P O O O O L –3 L –3 D- D- E E S S O O L –6 –6 D C D CL E E IZ –9 IZ –9 L AL A RM RM –12 V –12 V NO S = 3.3V, G = +1, RF = 200Ω S = 3.3V, G = +1, RF = 200Ω V NO S = 3.3V, G = +2, RF = 402Ω VS = 3.3V, G = +2, RF = 402Ω VS = 3.3V, G = +5, RF = 402Ω VS = 3.3V, G = +5, RF = 402Ω –15 –15 1 10 100 1000
77
1 10 100 1000
79 0 0 1- 1- 59
FREQUENCY (MHz)
59
FREQUENCY (MHz)
06 06 Figure 14. Small Signal Frequency Response for Various Gains, Figure 17. Large Signal Frequency Response for Various Gains, VS = 3.3 V VS = 3.3 V, VOUT, dm = 100 mV p-p
6 6 B) 3 d B) 3 ( (d IN IN A A 0 G 0 G P P O O O L O –3 -L –3 D- D E E S S O –6 O –6 CL D D CL E E IZ –9 IZ –9 AL AL RM –12 RM –12 G = +1, R NO G = +1, RF = 348Ω F = 348Ω G = +2, R NO F = 348Ω G = +2, RF = 348Ω G = +5, RF = 348Ω G = +5, RF = 348Ω –15 –15 1 10 100 1000
8 0 07
1 10 100 1000
1- -08 59
FREQUENCY (MHz)
91
FREQUENCY (MHz)
06 65 0 Figure 15. Small Signal Frequency Response for Various Gains, Figure 18. Large Signal Frequency Response for Various Gains, RF = 348 Ω VOUT, dm = 100 mV p-p, RF = 348 Ω Rev. F | Page 10 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAMS REVISION HISTORY SPECIFICATIONS 5 V OPERATION ±DIN to ±OUT Performance VOCM to ±OUT Performance 3.3 V OPERATION ±DIN to ±OUT Performance VOCM to ±OUT Performance ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE Maximum Power Dissipation ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS TERMINOLOGY THEORY OF OPERATION ANALYZING AN APPLICATION CIRCUIT SETTING THE CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE IMPACT OF MISMATCHES IN THE FEEDBACK NETWORKS CALCULATING THE INPUT IMPEDANCE FOR AN APPLICATION CIRCUIT Terminating a Single-Ended Input INPUT COMMON-MODE VOLTAGE RANGE IN SINGLE-SUPPLY APPLICATIONS SETTING THE OUTPUT COMMON-MODE VOLTAGE POWER-DOWN OPERATION LAYOUT, GROUNDING, AND BYPASSING HIGH PERFORMANCE ADC DRIVING 3.3 V OPERATION OUTLINE DIMENSIONS ORDERING GUIDE
13 16 0
1 10 100 1000
0 1- 1-
FREQUENCY (MHz)
59
FREQUENCY (MHz)
59 06 06 Figure 13. Small Signal Frequency Response for Various Loads, Figure 16. Large Signal Frequency Response for Various Loads VOUT, dm = 100 mV p-p
6 6 B) 3 B) d 3 d N ( N ( AI AI 0 G 0 G P P O O O O L –3 L –3 D- D- E E S S O O L –6 –6 D C D CL E E IZ –9 IZ –9 L AL A RM RM –12 V –12 V NO S = 3.3V, G = +1, RF = 200Ω S = 3.3V, G = +1, RF = 200Ω V NO S = 3.3V, G = +2, RF = 402Ω VS = 3.3V, G = +2, RF = 402Ω VS = 3.3V, G = +5, RF = 402Ω VS = 3.3V, G = +5, RF = 402Ω –15 –15 1 10 100 1000
77
1 10 100 1000
79 0 0 1- 1- 59
FREQUENCY (MHz)
59
FREQUENCY (MHz)
06 06 Figure 14. Small Signal Frequency Response for Various Gains, Figure 17. Large Signal Frequency Response for Various Gains, VS = 3.3 V VS = 3.3 V, VOUT, dm = 100 mV p-p
6 6 B) 3 d B) 3 ( (d IN IN A A 0 G 0 G P P O O O L O –3 -L –3 D- D E E S S O –6 O –6 CL D D CL E E IZ –9 IZ –9 AL AL RM –12 RM –12 G = +1, R NO G = +1, RF = 348Ω F = 348Ω G = +2, R NO F = 348Ω G = +2, RF = 348Ω G = +5, RF = 348Ω G = +5, RF = 348Ω –15 –15 1 10 100 1000
8 0 07
1 10 100 1000
1- -08 59
FREQUENCY (MHz)
91
FREQUENCY (MHz)
06 65 0 Figure 15. Small Signal Frequency Response for Various Gains, Figure 18. Large Signal Frequency Response for Various Gains, RF = 348 Ω VOUT, dm = 100 mV p-p, RF = 348 Ω Rev. F | Page 10 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAMS REVISION HISTORY SPECIFICATIONS 5 V OPERATION ±DIN to ±OUT Performance VOCM to ±OUT Performance 3.3 V OPERATION ±DIN to ±OUT Performance VOCM to ±OUT Performance ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE Maximum Power Dissipation ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS TERMINOLOGY THEORY OF OPERATION ANALYZING AN APPLICATION CIRCUIT SETTING THE CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE IMPACT OF MISMATCHES IN THE FEEDBACK NETWORKS CALCULATING THE INPUT IMPEDANCE FOR AN APPLICATION CIRCUIT Terminating a Single-Ended Input INPUT COMMON-MODE VOLTAGE RANGE IN SINGLE-SUPPLY APPLICATIONS SETTING THE OUTPUT COMMON-MODE VOLTAGE POWER-DOWN OPERATION LAYOUT, GROUNDING, AND BYPASSING HIGH PERFORMANCE ADC DRIVING 3.3 V OPERATION OUTLINE DIMENSIONS ORDERING GUIDE