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LT1882 Datasheet(PDF) 3 Page - Linear Technology |
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LT1882 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 12 page  LT1881/LT1882 3 ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. Single supply operation VEE = 0, VCC = 5V; VCM = VCC/2 unless otherwise noted. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS IB Input Bias Current (LT1881A) 100 200 pA 0 °C < TA < 70°C q 250 pA –40 °C < TA < 85°C q 300 pA Input Bias Current (LT1881/LT1882) 150 500 pA 0 °C < TA < 70°C q 600 pA –40 °C < TA < 85°C q 700 pA Input Noise Voltage 0.1Hz to 10Hz 0.5 µVP-P en Input Noise Voltage Density f = 1kHz 14 nV/ √Hz in Input Noise Current Density f = 1kHz 0.03 pA/ √Hz VCM Input Voltage Range VEE + 1.0 VCC – 1.0 V q VEE + 1.2 VCC – 1.2 V CMRR Common Mode Rejection Ratio 1V < VCM < 4V 106 128 dB 1.2V < VCM < 3.8V q 104 dB PSRR Power Supply Rejection Ratio VEE = 0, VCM = 1.5V; 2.7V < VCC < 32V q 106 132 dB Minimum Operating Supply Voltage q 2.4 2.7 V AVOL Large-Signal Voltage Gain RL = 10k; 1V < VOUT < 4V 500 1600 V/mV q 350 V/mV RL = 2k; 1V < VOUT < 4V 300 800 V/mV q 250 V/mV RL = 1k; 1V < VOUT < 4V 250 400 V/mV q 200 V/mV VOL Output Voltage Swing Low No Load q 20 40 mV ISINK = 100µA q 25 50 mV ISINK = 1mA q 70 150 mV ISINK = 5mA q 270 600 mV VOH Output Voltage Swing High No Load q 120 220 mV (Referred to VCC)ISOURCE = 100µA q 130 230 mV ISOURCE = 1mA q 180 300 mV ISOURCE = 5mA q 360 600 mV IS Supply Current Per Amplifier VCC = 3V 0.45 0.65 0.85 mA q 1.2 mA VCC = 5V 0.5 0.65 0.9 mA q 1.4 mA VCC = 12V 0.5 0.70 1.0 mA q 1.5 mA ISC Short-Circuit Current VOUT Short to GND q 15 30 mA VOUT Short to VCC q 15 30 mA GBW Gain-Bandwidth Product f = 20kHz 0.5 1.0 MHz tS Settling Time 0.01%, VOUT = 1.5V to 3.5V, 30 µs AV = –1, RL = 2k SR + Slew Rate Positive AV = – 1 0.15 0.35 V/ µs q 0.12 V/ µs SR – Slew Rate Negative AV = – 1 0.11 0.18 V/ µs q 0.08 V/ µs |
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