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LT1228M Datasheet(PDF) 3 Page - Linear Technology |
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LT1228M Datasheet(HTML) 3 Page - Linear Technology |
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3 / 20 page  3 LT1228 ELECTRICAL C C HARA TERISTICS Current Feedback Amplifier, Pins 1, 6, 8. ±5V ≤ VS ≤ ±15V, ISET = 0µA, VCM = 0V unless otherwise noted. Transconductance Amplifier, Pins 1, 2, 3, 5. ±5V ≤ VS ≤ ±15V, ISET = 100µA, VCM = 0V unless otherwise noted. ELECTRICAL C C HARA TERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VOS Input Offset Voltage ISET = 1mA, TA = 25°C ±0.5 ±5mV q ±10 mV Input Offset Voltage Drift q 10 µV/°C IOS Input Offset Current TA = 25°C 40 200 nA q 500 nA IB Input Bias Current TA = 25°C 0.4 1 µA q 5 µA en Input Noise Voltage Density f = 1kHz 20 nV/ √Hz RIN Input Resistance-Differential Mode VIN ≈ ±30mV q 30 200 k Ω Input Resistance-Common Mode VS = ±15V, VCM = ±12V q 50 1000 M Ω VS = ±5V, VCM = ±2V q 50 1000 M Ω CIN Input Capacitance 3pF Input Voltage Range VS = ±15V, TA = 25°C ±13 ±14 V VS = ±15V q ±12 V VS = ±5V, TA = 25°C ±3 ±4V VS = ±5V q ±2V SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS AV Large-Signal Voltage Gain VS = ±15V, VOUT = ±10V, RLOAD = 1k q 55 65 dB VS = ±5V, VOUT = ±2V, RLOAD = 150Ω q 55 65 dB ROL Transresistance, ∆VOUT/∆IIN– VS = ±15V, VOUT = ±10V, RLOAD = 1k q 100 200 k Ω VS = ±5V, VOUT = ±2V, RLOAD = 150Ω q 100 200 k Ω VOUT Maximum Output Voltage Swing VS = ±15V, RLOAD = 400Ω, TA = 25°C ±12 ±13.5 V q ±10 V VS = ±5V, RLOAD = 150Ω, TA = 25°C ±3 ±3.7 V q ±2.5 V IOUT Maximum Output Current RLOAD = 0Ω, TA = 25°C 30 65 125 mA q 25 125 mA Is Supply Current VOUT = 0V, ISET = 0V q 611 mA SR Slew Rate (Notes 3 and 5) TA = 25°C 300 500 V/ µs SR Slew Rate VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 400Ω 3500 V/ µs tr Rise Time (Notes 4 and 5) TA = 25°C10 20 ns BW Small-Signal Bandwidth VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 100Ω 100 MHz tr Small-Signal Rise Time VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 100Ω 3.5 ns Propagation Delay VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 100Ω 3.5 ns Small-Signal Overshoot VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 100Ω 15 % ts Settling Time 0.1%, VOUT = 10V, RF =1k, RG= 1k, RL =1k 45 ns Differential Gain (Note 6) VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 1k 0.01 % Differential Phase (Note 6) VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 1k 0.01 DEG Differential Gain (Note 6) VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 150Ω 0.04 % Differential Phase (Note 6) VS = ±15V, RF = 750Ω, RG= 750Ω, RL = 150Ω 0.1 DEG |
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