Datasheet ADA4927-1/ADA4927-2 (Analog Devices) - 10
| Fabricante | Analog Devices |
| Descripción | Ultralow Distortion Current Feedback Differential ADC Driver |
| Páginas / Página | 25 / 10 — ADA4927-1/ADA4927-2. Data Sheet. TYPICAL PERFORMANCE CHARACTERISTICS. … |
| Revisión | B |
| Formato / tamaño de archivo | PDF / 747 Kb |
| Idioma del documento | Inglés |
ADA4927-1/ADA4927-2. Data Sheet. TYPICAL PERFORMANCE CHARACTERISTICS. VOUT, dm = 100mV p-p. VOUT, dm = 2V p-p. -LOOP. LOS. LIZE
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ADA4927-1/ADA4927-2 Data Sheet TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, +VS = 5 V, −VS = −5 V, VOCM = 0 V, RG = 301 Ω, RF = 301 Ω, RT = 56.2 Ω (when used), RL, dm = 1 kΩ, unless otherwise noted. Refer to Figure 43 for basic test setup. Refer to Figure 46 for signal definitions.
3 3 VOUT, dm = 100mV p-p VOUT, dm = 2V p-p ) ) dB dB ( ( 0 IN 0 IN GA GA –3 –3 -LOOP -LOOP D D E E LOS LOS –6 C –6 C D D LIZE LIZE A A G = 1, R M –9 M –9 F = 301Ω G = 1, RF = 301Ω G = 10, RF = 442Ω OR OR N G = 10, RF = 442Ω N G = 20, RF = 604Ω G = 20, RF = 604Ω –12 –12 1 10 100 1k 10k
007
1 10 100 1k 10k
010
FREQUENCY (MHz) FREQUENCY (MHz)
07574- 07574- Figure 7. Small Signal Frequency Response for Various Gains Figure 10. Large Signal Frequency Response for Various Gains
3 3 VOUT, dm = 100mV p-p VOUT, dm = 2V p-p ) 0 ) 0 dB ( dB ( IN IN GA GA –3 –3 -LOOP -LOOP D D E E LOS LOS C –6 C –6 V V S = ±5V S = ±5V V V S = ±2.5V S = ±2.5V –9 –9 1 10 100 1k 10k
008
10 100 1k 10k
011
FREQUENCY (MHz)
07574-
FREQUENCY (MHz)
07574- Figure 8. Small Signal Frequency Response for Various Supplies Figure 11. Large Signal Frequency Response for Various Supplies
3 3 VOUT, dm = 100mV p-p VOUT, dm = 2V p-p 0 0 ) ) dB dB ( ( IN IN –3 –3 GA GA -LOOP -LOOP D –6 D –6 E E LOS LOS C C T –9 TA +25°C –9 A +25°C TA +105°C TA +105°C TA –40°C TA –40°C –12 –12 1 10 100 1k 10k
009
1 10 100 1k 10k
012
FREQUENCY (MHz) FREQUENCY (MHz)
07574- 07574- Figure 9. Small Signal Frequency Response for Various Temperatures Figure 12. Large Signal Frequency Response for Various Temperatures Rev. B | Page 10 of 25 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAMS REVISION HISTORY SPECIFICATIONS ±5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance +5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION DEFINITION OF TERMS Differential Voltage Common-Mode Voltage Balance APPLICATIONS INFORMATION 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 INPUT AND OUTPUT CAPACITIVE AC COUPLING SETTING THE OUTPUT COMMON-MODE VOLTAGE POWER-DOWN Power-Down in Cold Applications LAYOUT, GROUNDING, AND BYPASSING HIGH PERFORMANCE ADC DRIVING OUTLINE DIMENSIONS ORDERING GUIDE
ADA4927-1/ADA4927-2 Data Sheet TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, +VS = 5 V, −VS = −5 V, VOCM = 0 V, RG = 301 Ω, RF = 301 Ω, RT = 56.2 Ω (when used), RL, dm = 1 kΩ, unless otherwise noted. Refer to Figure 43 for basic test setup. Refer to Figure 46 for signal definitions.
3 3 VOUT, dm = 100mV p-p VOUT, dm = 2V p-p ) ) dB dB ( ( 0 IN 0 IN GA GA –3 –3 -LOOP -LOOP D D E E LOS LOS –6 C –6 C D D LIZE LIZE A A G = 1, R M –9 M –9 F = 301Ω G = 1, RF = 301Ω G = 10, RF = 442Ω OR OR N G = 10, RF = 442Ω N G = 20, RF = 604Ω G = 20, RF = 604Ω –12 –12 1 10 100 1k 10k
007
1 10 100 1k 10k
010
FREQUENCY (MHz) FREQUENCY (MHz)
07574- 07574- Figure 7. Small Signal Frequency Response for Various Gains Figure 10. Large Signal Frequency Response for Various Gains
3 3 VOUT, dm = 100mV p-p VOUT, dm = 2V p-p ) 0 ) 0 dB ( dB ( IN IN GA GA –3 –3 -LOOP -LOOP D D E E LOS LOS C –6 C –6 V V S = ±5V S = ±5V V V S = ±2.5V S = ±2.5V –9 –9 1 10 100 1k 10k
008
10 100 1k 10k
011
FREQUENCY (MHz)
07574-
FREQUENCY (MHz)
07574- Figure 8. Small Signal Frequency Response for Various Supplies Figure 11. Large Signal Frequency Response for Various Supplies
3 3 VOUT, dm = 100mV p-p VOUT, dm = 2V p-p 0 0 ) ) dB dB ( ( IN IN –3 –3 GA GA -LOOP -LOOP D –6 D –6 E E LOS LOS C C T –9 TA +25°C –9 A +25°C TA +105°C TA +105°C TA –40°C TA –40°C –12 –12 1 10 100 1k 10k
009
1 10 100 1k 10k
012
FREQUENCY (MHz) FREQUENCY (MHz)
07574- 07574- Figure 9. Small Signal Frequency Response for Various Temperatures Figure 12. Large Signal Frequency Response for Various Temperatures Rev. B | Page 10 of 25 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAMS REVISION HISTORY SPECIFICATIONS ±5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance +5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION DEFINITION OF TERMS Differential Voltage Common-Mode Voltage Balance APPLICATIONS INFORMATION 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 INPUT AND OUTPUT CAPACITIVE AC COUPLING SETTING THE OUTPUT COMMON-MODE VOLTAGE POWER-DOWN Power-Down in Cold Applications LAYOUT, GROUNDING, AND BYPASSING HIGH PERFORMANCE ADC DRIVING OUTLINE DIMENSIONS ORDERING GUIDE