Datasheet LT1800 (Analog Devices) - 10
| Hersteller | Analog Devices |
| Beschreibung | 80MHz, 25V/µs Low Power Rail-to-Rail Input and Output Precision Op Amp |
| Seiten / Seite | 18 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS. Slew Rate vs Temperature. Gain and … |
| Dateiformat / Größe | PDF / 285 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. Slew Rate vs Temperature. Gain and Phase vs Frequency. Gain vs Frequency (AV = 1)
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LT1800
TYPICAL PERFORMANCE CHARACTERISTICS Slew Rate vs Temperature Gain and Phase vs Frequency
35 70 100 AV = –1 RF = RG = 1k 60 80 VS = ±2.5V R PHASE 30 L = 1k 50 60 40 40 PHASE (DEG) 25 V 30 20 S = ±5V GAIN 20 0 20 10 –20 SLEW RATE (V/μs) OPEN-LOOP GAIN (dB) 0 –40 15 –10 –60 –20 VS = ±2.5V –80 VS = ±5V 10 –30 –100 –55 –35 –15 5 25 45 65 85 105 125 0.01 0.1 1 10 100 300 TEMPERATURE (oC) FREQUENCY (MHz) 1800 G23 1800 G24
Gain vs Frequency (AV = 1) Gain vs Frequency (AV = 2) Output Impedance vs Frequency
12 18 600 RL = 1k RL = 1k VS = ±2.5V 9 CL = 10pF 15 CL = 10pF 100 AV = 1 AV = 2 6 12 10 AV = 10 3 VS = ±2.5V 9 AV = 1 1 0 6 V GAIN (dB) VS = ±5V GAIN (dB) S = ±2.5V –3 3 AV = 2 0.1 VS = ±5V –6 0 OUTPUT IMPEDANCE (Ω) 0.01 –9 –3 –12 –6 0.001 0.1 1 10 100 300 0.1 1 10 100 300 0.1 1 10 100 500 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 1800 G25 1800 G26 1800 G27
Common Mode Rejection Ratio Power Supply Rejection Ratio Series Output Resistor vs Frequency vs Frequency vs Capacitive Load
120 90 60 VS = 5V, 0V VS = 5V, 0V VS = 5V, 0V 80 T 55 A = 25°C AV = 1 100 50 70 NEGATIVE POSITIVE 45 60 ROS = 10Ω 80 SUPPLY SUPPLY 40 50 35 60 40 30 ROS = 20Ω 30 25 40 OVERSHOOT (%) 20 20 15 10 20 10 ROS = RL = 50Ω COMMON MODE REJECTION RATIO (dB) POWER SUPPLY REJECTION RATIO (dB) 0 5 0 –10 0 0.01 0.1 1 10 100 0.001 0.01 0.1 1 10 100 10 100 1000 10000 FREQUENCY (MHz) FREQUENCY (MHz) CAPACITIVE LOAD (pF) 1800 G28 1800 G29 1800 G30 1800fa 10
TYPICAL PERFORMANCE CHARACTERISTICS Slew Rate vs Temperature Gain and Phase vs Frequency
35 70 100 AV = –1 RF = RG = 1k 60 80 VS = ±2.5V R PHASE 30 L = 1k 50 60 40 40 PHASE (DEG) 25 V 30 20 S = ±5V GAIN 20 0 20 10 –20 SLEW RATE (V/μs) OPEN-LOOP GAIN (dB) 0 –40 15 –10 –60 –20 VS = ±2.5V –80 VS = ±5V 10 –30 –100 –55 –35 –15 5 25 45 65 85 105 125 0.01 0.1 1 10 100 300 TEMPERATURE (oC) FREQUENCY (MHz) 1800 G23 1800 G24
Gain vs Frequency (AV = 1) Gain vs Frequency (AV = 2) Output Impedance vs Frequency
12 18 600 RL = 1k RL = 1k VS = ±2.5V 9 CL = 10pF 15 CL = 10pF 100 AV = 1 AV = 2 6 12 10 AV = 10 3 VS = ±2.5V 9 AV = 1 1 0 6 V GAIN (dB) VS = ±5V GAIN (dB) S = ±2.5V –3 3 AV = 2 0.1 VS = ±5V –6 0 OUTPUT IMPEDANCE (Ω) 0.01 –9 –3 –12 –6 0.001 0.1 1 10 100 300 0.1 1 10 100 300 0.1 1 10 100 500 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 1800 G25 1800 G26 1800 G27
Common Mode Rejection Ratio Power Supply Rejection Ratio Series Output Resistor vs Frequency vs Frequency vs Capacitive Load
120 90 60 VS = 5V, 0V VS = 5V, 0V VS = 5V, 0V 80 T 55 A = 25°C AV = 1 100 50 70 NEGATIVE POSITIVE 45 60 ROS = 10Ω 80 SUPPLY SUPPLY 40 50 35 60 40 30 ROS = 20Ω 30 25 40 OVERSHOOT (%) 20 20 15 10 20 10 ROS = RL = 50Ω COMMON MODE REJECTION RATIO (dB) POWER SUPPLY REJECTION RATIO (dB) 0 5 0 –10 0 0.01 0.1 1 10 100 0.001 0.01 0.1 1 10 100 10 100 1000 10000 FREQUENCY (MHz) FREQUENCY (MHz) CAPACITIVE LOAD (pF) 1800 G28 1800 G29 1800 G30 1800fa 10