LT1221 WUTYPICAL PERFORMANCE CHARACTERISTICSCommon Mode Rejection RatioOutput Swing and ErrorOutput Swing and Errorvs Frequencyvs Settling Time (Noninverting)vs Settling Time (Inverting) 120 10 10 V VS = ±15V VS = ±15V S = ±15V 8 8 T TA = 25°C TA = 25°C 100 A = 25°C 6 6 10mV 1mV 10mV 1mV 4 4 80 2 2 60 0 0 – 2 – 2 40 OUTPUT SWING (V) – 4 OUTPUT SWING (V) – 4 10mV 1mV 10mV 1mV – 6 – 6 20 COMMON MODE REJECTION RATIO (dB) – 8 – 8 0 –10 –10 1k 10k 100k 1M 10M 100M 0 25 50 75 100 125 0 25 50 75 100 125 FREQUENCY (Hz) SETTLING TIME (ns) SETTLING TIME (ns) LT1221 • TPC10 LT1220 • TPC11 LT1221 • TPC12 Voltage Gain and PhaseFrequency ResponseClosed-Loop Output Impedancevs Frequencyvs Capacitive Loadvs Frequency 100 100 24 10 VS = ±15V V V S = ±15V 22 S = ±15V T T A = 25°C 80 80 A = 25°C A A V = 4 20 V = – 5 PHASE MARGIN (DEG) C = 100pF Ω 1 V 60 S = ±5V 60 18 V 16 S = ±15V C = 50pF 40 40 V 14 0.1 S = ±5V 12 20 20 VOLTAGE GAIN (dB) 10 C = 0 OUTPUT IMPEDANCE ( 0.01 VOLTAGE MAGNITUDE (dB) C = 500pF 8 0 0 T 6 A = 25°C C = 1000pF –20 –20 4 0.001 100 1k 10k 100k 1M 10M 100M 1 10 100 10k 100k 1M 10M 100M FREQUENCY (Hz) FREQUENCY (MHz) FREQUENCY (Hz) LT1221 • TPC15 LT1221 • TPC13 LT1221 • TPC14 Total Harmonic DistortionGain-Bandwidth vs TemperatureSlew Rate vs Temperaturevs Frequency 180 325 0.01 VS = ±15V V V S = ±15V S = ±15V VO = 3VRMS 170 A 300 V = – 5 R (SR+) + (SR–) L = 500Ω AV = 4 SR = 2 A 160 V = –4 µs) 275 150 250 0.001 140 SLEW RATE (V/ 225 GAIN-BANDWIDTH (MHz) 130 200 120 175 TOTAL HARMONIC DISTORTION AND NOISE (%) 0.0001 – 50 – 25 0 25 50 75 100 125 – 50 –25 0 25 50 75 100 125 10 100 1k 10k 100k TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY (Hz) LT1220 • TPC18 LT1221 • TPC16 LT1221 • TPC19 5