Datasheet LT1490A, LT1491A (Analog Devices) - 9
| Manufacturer | Analog Devices |
| Description | Dual/Quad Over-The-Top Micropower Rail-to-Rail Input and Output Op Amps |
| Pages / Page | 18 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS. Gain and Phase Shift. Gain Bandwidth … |
| File Format / Size | PDF / 234 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Gain and Phase Shift. Gain Bandwidth Product. vs Frequency. vs Temperature
Model Line for this Datasheet
Text Version of Document
LT1490A/LT1491A
TYPICAL PERFORMANCE CHARACTERISTICS Gain and Phase Shift Gain Bandwidth Product vs Frequency vs Temperature Slew Rate vs Temperature
70 100 260 0.12 VS = ±2.5V f = 1kHz 60 80 240 50 60 RISING, VS = ±15V PHASE PHASE SHIFT (DEG) 220 0.10 40 40 30 20 200 VS = ±15V RISING, VS = ±1.5V 20 0 180 0.08 GAIN FALLING, V GAIN (dB) V S = ±15V 10 –20 S = ±1.5V 160 0 – 40 SLEW RATE (V/μs) FALLING, VS = ±1.5V 140 0.06 –10 – 60 GAIN BANDWIDTH PRODUCT (kHz) –20 – 80 120 –30 –100 100 0.04 1 10 100 1000 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 FREQUENCY (kHz) TEMPERATURE (°C) TEMPERATURE (°C) 1490A G10 1490A G11 1490A G12
Gain Bandwidth Product and Phase Margin vs Supply Voltage CMRR vs Frequency PSRR vs Frequency
250 60 120 80 VS = ±2.5V 240 70 PHASE MARGIN 230 50 100 60 PHASE MARGIN (DEG) VS = ±15V POSITIVE SUPPLY 220 50 210 40 80 40 VS = ±1.5V 30 200 GAIN BANDWIDTH 60 20 190 30 NEGATIVE SUPPLY 10 180 40 0 170 20 GAIN BANDWIDTH PRODUCT (kHz) COMMON MODE REJECTION RATIO (dB) POWER SUPPLY REJECTION RATIO (dB) –10 160 RL = 10k f = 1kHz 20 –20 150 10 1 10 100 1 10 100 0 5 10 15 20 25 30 35 40 45 FREQUENCY (kHz) FREQUENCY (kHz) TOTAL SUPPLY VOLTAGE (V) 1490A G14 1490A G15 1490A G13
Gain Bandwidth Product and Phase Margin vs Load Resistance Channel Separation vs Frequency Output Impedance vs Frequency
350 80 130 10k V V S = ±2.5V S = ±15V VS = ±2.5V AV = –1 120 300 R 70 F = RG = 100k 1k f = 1kHz PHASE MARGIN (DEG) 110 A 250 PHASE MARGIN 60 100 V = 100 100 90 200 50 A 80 V = 10 GAIN BANDWIDTH 10 150 40 70 A CHANNEL SEPARATION (dB) 60 OUTPUT IMPEDANCE (Ω) V = 1 1 GAIN BANDWIDTH PRODUCT (kHz) 100 30 50 50 20 40 0.1 1 10 100 0.1 1 10 100 0.1 1 10 100 LOAD RESISTANCE (kΩ) FREQUENCY (kHz) FREQUENCY (kHz) 1490A G16 1490A G17 1490A G18 14901afd 9 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION TYPICAL APPLICATIONS SIMPLIFIED SCHEMATIC PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS
TYPICAL PERFORMANCE CHARACTERISTICS Gain and Phase Shift Gain Bandwidth Product vs Frequency vs Temperature Slew Rate vs Temperature
70 100 260 0.12 VS = ±2.5V f = 1kHz 60 80 240 50 60 RISING, VS = ±15V PHASE PHASE SHIFT (DEG) 220 0.10 40 40 30 20 200 VS = ±15V RISING, VS = ±1.5V 20 0 180 0.08 GAIN FALLING, V GAIN (dB) V S = ±15V 10 –20 S = ±1.5V 160 0 – 40 SLEW RATE (V/μs) FALLING, VS = ±1.5V 140 0.06 –10 – 60 GAIN BANDWIDTH PRODUCT (kHz) –20 – 80 120 –30 –100 100 0.04 1 10 100 1000 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 FREQUENCY (kHz) TEMPERATURE (°C) TEMPERATURE (°C) 1490A G10 1490A G11 1490A G12
Gain Bandwidth Product and Phase Margin vs Supply Voltage CMRR vs Frequency PSRR vs Frequency
250 60 120 80 VS = ±2.5V 240 70 PHASE MARGIN 230 50 100 60 PHASE MARGIN (DEG) VS = ±15V POSITIVE SUPPLY 220 50 210 40 80 40 VS = ±1.5V 30 200 GAIN BANDWIDTH 60 20 190 30 NEGATIVE SUPPLY 10 180 40 0 170 20 GAIN BANDWIDTH PRODUCT (kHz) COMMON MODE REJECTION RATIO (dB) POWER SUPPLY REJECTION RATIO (dB) –10 160 RL = 10k f = 1kHz 20 –20 150 10 1 10 100 1 10 100 0 5 10 15 20 25 30 35 40 45 FREQUENCY (kHz) FREQUENCY (kHz) TOTAL SUPPLY VOLTAGE (V) 1490A G14 1490A G15 1490A G13
Gain Bandwidth Product and Phase Margin vs Load Resistance Channel Separation vs Frequency Output Impedance vs Frequency
350 80 130 10k V V S = ±2.5V S = ±15V VS = ±2.5V AV = –1 120 300 R 70 F = RG = 100k 1k f = 1kHz PHASE MARGIN (DEG) 110 A 250 PHASE MARGIN 60 100 V = 100 100 90 200 50 A 80 V = 10 GAIN BANDWIDTH 10 150 40 70 A CHANNEL SEPARATION (dB) 60 OUTPUT IMPEDANCE (Ω) V = 1 1 GAIN BANDWIDTH PRODUCT (kHz) 100 30 50 50 20 40 0.1 1 10 100 0.1 1 10 100 0.1 1 10 100 LOAD RESISTANCE (kΩ) FREQUENCY (kHz) FREQUENCY (kHz) 1490A G16 1490A G17 1490A G18 14901afd 9 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION TYPICAL APPLICATIONS SIMPLIFIED SCHEMATIC PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS
