Datasheet LT1638, LT1639 (Analog Devices) - 9

LT1638/LT1639
TYPICAL PERFORMANCE CHARACTERISTICS Gain and Phase Shift vs Gain Bandwidth Product vs Frequency Temperature Slew Rate vs Temperature
80 100 1500 0.60 V f = 1kHz 70 S = ±2.5V 90 1400 0.55 60 80 RISING, VS = ±15V PHASE PHASE SHIFT (DEG) 50 70 1300 0.50 V RISING, V S = ±15V S = ±2.5V 40 60 1200 0.45 30 50 GAIN GAIN (dB) 1100 0.40 20 40 FALLING, VS = ±2.5V 10 30 SLEW RATE (V/μs) 1000 0.35 V FALLING, V 0 20 S = ±2.5V S = ±15V GAIN BANDWIDTH PRODUCT (kHz) 900 0.30 –10 10 –20 0 800 0.25 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) 1638/39 G12 1638/39 G13 1638/39 G14
Gain Bandwidth Product and Gain Bandwidth Product and Phase Margin vs Supply Voltage Phase Margin vs Load Resistance PSRR vs Frequency
1500 60 1500 60 90 VS = ±2.5V VS = ±2.5V A 80 1400 V = –1 50 RF = RG = 100k 1400 50 70 PHASE MARGIN (DEG) f = 1kHz PHASE MARGIN (DEG) PHASE MARGIN 1300 40 60 PHASE MARGIN POSITIVE SUPPLY 1300 40 50 1200 30 40 GAIN BANDWIDTH 1100 20 1200 30 30 GAIN BANDWIDTH NEGATIVE SUPPLY 1000 10 20 PRODUCT 1100 20 10 GAIN BANDWIDTH PRODUCT (kHz) GAIN BANDWIDTH PRODUCT (kHz) 900 0 POWER SUPPLY REJECTION RATIO (dB) 0 1000 10 800 –10 –10 0 5 10 15 20 25 30 35 40 45 1 10 100 1 10 100 1000 TOTAL SUPPLY VOLTAGE (V) LOAD RESISTANCE (kΩ) FREQUENCY (kHz) 1638/39 G17 1638/39 G16 1638/39 G15
CMRR vs Frequency Channel Separation vs Frequency Output Impedance vs Frequency
120 130 10k VS = ±15V V V S = ±2.5V 110 S = ±15V 120 100 1k AV = 10 90 110 80 100 100 AV = 100 70 90 60 10 50 A 80 V = 1 OUTPUT IMPEDANCE (Ω) 40 CHANNEL SEPARATION (dB) 1 70 COMMON MODE REJECTION RATIO (dB) 30 20 60 0.1 1 10 100 1000 0.1 1 10 100 0.1 1 10 100 1000 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 1638/39 G19 1638/39 G20 1638/39 G18 16389fg 9