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LT1124AI Datasheet(PDF) 3 Page - Linear Technology |
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LT1124AI Datasheet(HTML) 3 Page - Linear Technology |
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3 / 16 page  3 LT1124/LT1125 The q denotes the specifications which apply over the –55 °C ≤ TA ≤ 125°C temperature range, VS = ±15V, unless otherwise noted. LT1124AC/AI/AM LT1124C/I/M LT1125AC/AM LT1125C/M SYMBOL PARAMETER CONDITIONS (Note 2) MIN TYP MAX MIN TYP MAX UNITS IB Input Bias Current ±7 ±20 ±8 ±30 nA en Input Noise Voltage 0.1Hz to 10Hz (Notes 8, 9) 70 200 70 nVP-P Input Noise Voltage Density fO = 10Hz (Note 4) 3.0 5.5 3.0 5.5 nV/ √Hz fO = 1000Hz (Note 3) 2.7 4.2 2.7 4.2 nV/ √Hz in Input Noise Current Density fO = 10Hz 1.3 1.3 pA/ √Hz fO = 1000Hz 0.3 0.3 pA/ √Hz VCM Input Voltage Range ±12 ±12.8 ±12 ±12.8 V CMRR Common Mode Rejection Ratio VCM = ±12V 112 126 106 124 dB PSRR Power Supply Rejection Ratio VS = ±4V to ±18V 116 126 110 124 dB AVOL Large-Signal Voltage Gain RL ≥ 10k, VOUT = ±10V 5 17 3.0 15 V/ µV RL ≥ 2k, VOUT = ±10V 2 4 1.5 3 V/ µV VOUT Maximum Output Voltage Swing RL ≥ 2k ±13 ±13.8 ±12.5 ±13.8 V SR Slew Rate RL ≥ 2k (Notes 3, 7) 3 4.5 2.7 4.5 V/ µs GBW Gain Bandwidth Product fO = 100kHz (Note 3) 9 12.5 8 12.5 MHz ZO Open-Loop Output Resistance VOUT = 0, IOUT = 0 75 75 Ω IS Supply Current per Amplifier 2.3 2.75 2.3 2.75 mA Channel Separation f ≤ 10Hz (Note 9) 134 150 130 150 dB VOUT = ±10V, RL = 2k ELECTRICAL C C HARA TERISTICS T A = 25°C, VS = ±15V, unless otherwise noted. LT1124AM LT1124M LT1125AM LT1125M SYMBOL PARAMETER CONDITIONS (Note 2) MIN TYP MAX MIN TYP MAX UNITS VOS Input Offset Voltage LT1124 q 50 170 60 250 µV LT1125 q 55 190 70 290 µV ∆VOS Average Input Offset (Note 5) q 0.3 1.0 0.4 1.5 µV/°C ∆Temp Voltage Drift IOS Input Offset Current LT1124 q 18 45 20 60 nA LT1125 q 18 55 20 70 nA IB Input Bias Current q ±18 ±55 ±20 ±70 nA VCM Input Voltage Range q ±11.3 ±12 ±11.3 ±12 V CMRR Common Mode Rejection Ratio VCM = ±11.3V q 106 122 100 120 dB PSRR Power Supply Rejection Ratio VS = ±4V to ±18V q 110 122 104 120 dB AVOL Large-Signal Voltage Gain RL ≥ 10k, VOUT = ±10V q 3 10 2.0 10 V/ µV RL ≥ 2k, VOUT = ±10V q 1 3 0.7 2 V/ µV VOUT Maximum Output Voltage Swing RL ≥ 2k q ±12.5 ±13.6 ±12 ±13.6 V SR Slew Rate RL ≥ 2k (Notes 3, 7) q 2.3 3.8 2 3.8 V/ µs IS Supply Current per Amplifier q 2.5 3.25 2.5 3.25 mA |
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