Datasheet ADA4857-1, ADA4857-2 (Analog Devices) - 9
| 制造商 | Analog Devices |
| 描述 | Ultralow Distortion, Low Power, Low Noise, High Speed Op Amp |
| 页数 / 页 | 21 / 9 — Data Sheet. ADA4857-1/ADA4857-2. TYPICAL PERFORMANCE CHARACTERISTICS. … |
| 修订版 | D |
| 文件格式/大小 | PDF / 559 Kb |
| 文件语言 | 英语 |
Data Sheet. ADA4857-1/ADA4857-2. TYPICAL PERFORMANCE CHARACTERISTICS. (dB. G = +1. G = +2. -LOOP. LOS. G = +10. G = +5. LIZE. VS = ±5V
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Data Sheet ADA4857-1/ADA4857-2 TYPICAL PERFORMANCE CHARACTERISTICS
T = 25°C, G = +1, RF = 0 Ω, and, RG open, RS = 100 Ω for SOIC, (for G = +2, RF = RG = 499 Ω), unless otherwise noted.
3 3 2 ) 2 ) 1 (dB G = +1 1 (dB G = +1 IN 0 IN 0 GA –1 G = +2 GA –1 G = +2 –2 –2 -LOOP -LOOP –3 ED –3 ED –4 –4 LOS LOS G = +10 C –5 G = +10 C –5 D D –6 G = +5 –6 G = +5 LIZE LIZE A –7 A –7 M M –8 OR –8 OR N VS = ±5V N VS = ±5V –9 RL = 1kΩ –9 RL = 1kΩ VOUT = 0.2V p-p VOUT = 2V p-p –10 –10 1 10 100 1000
008
1 10 100 1000
011
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 8. Small Signal Frequency Responses for Various Gains (LFCSP) Figure 11. Large Signal Frequency Responses for Various Gains (LFCSP)
3 9 2 8 10pF 1 7 5pF 6 0 ) ) 5 –1 (dB (dB 4 IN –2 IN NO CAP LOAD 3 GA ±5V –3 GA 2 1 –4 -LOOP -LOOP 0 –5 ED ED –1 –6 –2 LOS C LOS –7 +5V C –3 –4 –8 G = +2 G = +1 –5 VS = ±5V –9 RL = 1kΩ R V L = 1kΩ –6 OUT = 0.2V p-p VOUT = 0.2V p-p –10 –7 1 10 100 1000
009
1 10 100 1000
012
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 9. Small Signal Frequency Response for Various Supply Voltages (LFCSP) Figure 12. Small Signal Frequency Response for Various Capacitive Loads (LFCSP)
3 3 2 2 1 1 1V p-p 0 ) ) 0 –40°C –1 (dB –1 (dB IN –2 IN –2 GA –3 GA –3 4V p-p –4 –4 -LOOP -LOOP –5 ED –5 ED –6 LOS +25°C –6 C LOS –7 C –7 +125°C –8 G = +1 V –8 S = ±5V G = +1 –9 RL = 1kΩ –9 VS = ±5V VOUT = 0.2V p-p RL = 100Ω –10 –10 1 10 100 1000
010
1 10 100 1000
013
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 10. Small Signal Frequency Response for Various Temperatures (LFCSP) Figure 13. Large Signal Frequency Response vs. VOUT (LFCSP) Rev. D | Page 9 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
T = 25°C, G = +1, RF = 0 Ω, and, RG open, RS = 100 Ω for SOIC, (for G = +2, RF = RG = 499 Ω), unless otherwise noted.
3 3 2 ) 2 ) 1 (dB G = +1 1 (dB G = +1 IN 0 IN 0 GA –1 G = +2 GA –1 G = +2 –2 –2 -LOOP -LOOP –3 ED –3 ED –4 –4 LOS LOS G = +10 C –5 G = +10 C –5 D D –6 G = +5 –6 G = +5 LIZE LIZE A –7 A –7 M M –8 OR –8 OR N VS = ±5V N VS = ±5V –9 RL = 1kΩ –9 RL = 1kΩ VOUT = 0.2V p-p VOUT = 2V p-p –10 –10 1 10 100 1000
008
1 10 100 1000
011
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 8. Small Signal Frequency Responses for Various Gains (LFCSP) Figure 11. Large Signal Frequency Responses for Various Gains (LFCSP)
3 9 2 8 10pF 1 7 5pF 6 0 ) ) 5 –1 (dB (dB 4 IN –2 IN NO CAP LOAD 3 GA ±5V –3 GA 2 1 –4 -LOOP -LOOP 0 –5 ED ED –1 –6 –2 LOS C LOS –7 +5V C –3 –4 –8 G = +2 G = +1 –5 VS = ±5V –9 RL = 1kΩ R V L = 1kΩ –6 OUT = 0.2V p-p VOUT = 0.2V p-p –10 –7 1 10 100 1000
009
1 10 100 1000
012
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 9. Small Signal Frequency Response for Various Supply Voltages (LFCSP) Figure 12. Small Signal Frequency Response for Various Capacitive Loads (LFCSP)
3 3 2 2 1 1 1V p-p 0 ) ) 0 –40°C –1 (dB –1 (dB IN –2 IN –2 GA –3 GA –3 4V p-p –4 –4 -LOOP -LOOP –5 ED –5 ED –6 LOS +25°C –6 C LOS –7 C –7 +125°C –8 G = +1 V –8 S = ±5V G = +1 –9 RL = 1kΩ –9 VS = ±5V VOUT = 0.2V p-p RL = 100Ω –10 –10 1 10 100 1000
010
1 10 100 1000
013
FREQUENCY (MHz)
07040-
FREQUENCY (MHz)
07040- Figure 10. Small Signal Frequency Response for Various Temperatures (LFCSP) Figure 13. Large Signal Frequency Response vs. VOUT (LFCSP) Rev. D | Page 9 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