LT1497 ELECTRICAL CHARACTERISTICS VCM = 0V, ± 2.5V ≤ VS ≤ ± 15V (LT1497CS), ± 2.5V ≤ VS ≤ ± 5V (LT1497CS8), pulse tested unless otherwise noted.SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITS Input Voltage Range VS = ±15V ● ±13 ±14 V VS = ±5V ● ±3.0 ±4.0 V VS = ±2.5V ● ±0.5 ±1.5 V CMRR Common Mode Rejection Ratio VS = ±15V, VCM = ±13V, TA = 25°C 55 62 dB ● 53 dB VS = ±5V, VCM = ±3V, TA = 25°C 54 60 dB ● 52 dB VS = ±2.5V, VCM = ±0.5V, TA = 25°C 52 56 dB ● 50 dB Inverting Input Current VS = ±15V, VCM = ±13V ● 2.0 10 µA/V Common Mode Rejection VS = ±5V, VCM = ±3V ● 2.5 10 µA/V VS = ±2.5V, VCM = ±0.5V ● 3.0 10 µA/V PSRR Power Supply Rejection Ratio VS = ±2V to ±15V, TA = 25°C 66 76 dB ● 63 dB VS = ±2V to ±5V, TA = 25°C 66 76 dB ● 63 dB Noninverting Input Current VS = ±2V to ±15V ● 5 50 nA/V Power Supply Rejection VS = ±2V to ±5V ● 5 50 nA/V Inverting Input Current VS = ±2V to ±15V ● 0.1 2 µA/V Power Supply Rejection VS = ±2V to ±5V ● 0.1 2 µA/V AVOL Large-Signal Voltage Gain VS = ± 15V, VOUT = ±10V, RL = 150Ω ● 66 80 dB VS = ±5V, VOUT = ±2.5V, RL = 50Ω ● 66 80 dB VS = ±2.5V, VOUT = ±0.5V, RL = 50Ω ● 66 80 dB R – OL Transresistance, ∆VOUT/∆IIN VS = ±15V, VOUT = ±10V, RL = 150Ω ● 100 500 kΩ VS = ±5V, VOUT = ±2.5V, RL = 50Ω ● 100 500 kΩ VS = ±2.5V, VOUT = ±0.5V, RL = 50Ω ● 100 300 kΩ VOUT Maximum Output Swing VS = ±15V, RL = 150Ω, TA = 25°C ±12.80 ±13.15 V ● ±12.60 V VS = ±15V, IL = ±100mA, TA = 25°C ±12.65 ±13.0 V ● ±12.55 V VS = ±5V, RL = 50Ω, TA = 25°C ±3.20 ±3.45 V ● ±3.10 V VS = ±5V, IL = ±100mA, TA = 25°C ±2.75 ±3.10 V ● ±2.65 V VS = ±2.5V, RL = 50Ω, TA = 25°C ±1.25 ±1.45 V ● ±1.15 V VS = ±2.5V, IL = ±50mA, TA = 25°C ±1.00 ±1.15 V ● ±0.90 V IOUT Maximum Output Current RL = 1Ω, VS = ±15V ● ±125 ±220 mA RL = 1Ω, VS = ±5V ● ±125 ±220 mA RL = 1Ω, VS = ±2.5V ±140 mA IS Supply Current per Amplifier VS = ±2.5V to ±5V, TA = 25°C 6.0 7.0 mA ● 8.0 mA VS = ±15V, TA = 25°C 7.0 9.0 mA ● 10.5 mA Channel Separation VS = ±15V, VOUT = ±10V, RL = 150Ω ● 100 120 dB VS = ±5V, VOUT = ±2.5V, RL = 50Ω ● 100 115 dB 3
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