Datasheet LT1881, LT1882 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | Dual and Quad Rail-to-Rail Output, Picoamp Input Precision Op Amps |
| Pages / Page | 18 / 4 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply … |
| File Format / Size | PDF / 310 Kb |
| Document Language | English |
ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply over the full operating
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LT1881/LT1882
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Single supply operation VS = 5V, 0V; VCM = VS/2 unless otherwise noted. (Note 5) C/I Grades H/MP Grades SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
AVOL Large-Signal Voltage Gain RL = 10k; 1V < VOUT < 4V 500 1600 500 1600 V/mV l 350 300 V/mV RL = 2k; 1V < VOUT < 4V 300 800 300 800 V/mV l 250 200 V/mV RL = 1k; 1V < VOUT < 4V 250 400 250 400 V/mV l 200 150 V/mV VOL Output Voltage Swing Low No Load l 20 40 20 50 mV ISINK = 100μA l 25 50 25 60 mV ISINK = 1mA l 70 150 70 200 mV ISINK = 5mA l 270 600 270 750 mV VOH Output Voltage Swing High No Load l 120 220 120 300 mV (Referred to V+) ISINK = 100μA l 130 230 130 325 mV ISINK = 1mA l 180 300 180 450 mV ISINK = 5mA l 360 600 360 800 mV IS Supply Current Per Amplifi er VS = 3V, 0V 0.45 0.65 0.85 0.45 0.65 0.85 mA l 1.2 1.5 mA VS = 5V, 0V 0.5 0.65 0.9 0.5 0.65 0.9 mA l 1.4 1.7 mA VS = 12V, 0V 0.5 0.70 1.0 0.5 0.70 1.0 mA l 1.5 1.8 mA ISC Short-Circuit Current VOUT Short to GND l 15 30 10 30 mA VOUT Short to V+ l 15 30 10 30 mA GBW Gain Bandwidth Product f = 20kHz 0.35 1.0 0.35 1.0 MHz Channel Separation f = 1kHz 120 120 dB tS Settling Time 0.01%, VOUT = 1.5V to 3.5V, 30 30 μs AV = –1, RL = 2k SR + Slew Rate Positive AV = –1 0.15 0.35 0.15 0.35 V/μs l 0.12 0.1 V/μs SR– Slew Rate Negative AV = –1 0.11 0.18 0.11 0.18 V/μs l 0.08 0.06 V/μs FPBW Full-Power Bandwidth VOUT = 4VP-P 8.75 14 8.75 14 kHz (Note 10) l 6.35 4.75 kHz ΔVOS Offset Voltage Match (Note 7) 30 70 μV (LT1881A) 0°C < TA < 70°C l 125 μV – 40°C < TA < 85°C l 160 μV Offset Voltage Match (Note 7) 35 125 35 125 μV (LT1881/LT1882) 0°C < TA < 70°C l 175 μV – 40°C < TA < 85°C l 235 μV – 40°C < TA < 125°C l 385 μV – 55°C < TA < 125°C l 385 μV Offset Voltage Match Drift (Notes 6, 7) l 0.4 1.2 0.4 1.2 μV/°C ΔIB+ Noninverting Bias Current Match (Note 7) 200 300 pA (LT1881A) 0°C < TA < 70°C l 400 pA – 40°C < TA < 85°C l 500 pA 18812fb 4
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Single supply operation VS = 5V, 0V; VCM = VS/2 unless otherwise noted. (Note 5) C/I Grades H/MP Grades SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
AVOL Large-Signal Voltage Gain RL = 10k; 1V < VOUT < 4V 500 1600 500 1600 V/mV l 350 300 V/mV RL = 2k; 1V < VOUT < 4V 300 800 300 800 V/mV l 250 200 V/mV RL = 1k; 1V < VOUT < 4V 250 400 250 400 V/mV l 200 150 V/mV VOL Output Voltage Swing Low No Load l 20 40 20 50 mV ISINK = 100μA l 25 50 25 60 mV ISINK = 1mA l 70 150 70 200 mV ISINK = 5mA l 270 600 270 750 mV VOH Output Voltage Swing High No Load l 120 220 120 300 mV (Referred to V+) ISINK = 100μA l 130 230 130 325 mV ISINK = 1mA l 180 300 180 450 mV ISINK = 5mA l 360 600 360 800 mV IS Supply Current Per Amplifi er VS = 3V, 0V 0.45 0.65 0.85 0.45 0.65 0.85 mA l 1.2 1.5 mA VS = 5V, 0V 0.5 0.65 0.9 0.5 0.65 0.9 mA l 1.4 1.7 mA VS = 12V, 0V 0.5 0.70 1.0 0.5 0.70 1.0 mA l 1.5 1.8 mA ISC Short-Circuit Current VOUT Short to GND l 15 30 10 30 mA VOUT Short to V+ l 15 30 10 30 mA GBW Gain Bandwidth Product f = 20kHz 0.35 1.0 0.35 1.0 MHz Channel Separation f = 1kHz 120 120 dB tS Settling Time 0.01%, VOUT = 1.5V to 3.5V, 30 30 μs AV = –1, RL = 2k SR + Slew Rate Positive AV = –1 0.15 0.35 0.15 0.35 V/μs l 0.12 0.1 V/μs SR– Slew Rate Negative AV = –1 0.11 0.18 0.11 0.18 V/μs l 0.08 0.06 V/μs FPBW Full-Power Bandwidth VOUT = 4VP-P 8.75 14 8.75 14 kHz (Note 10) l 6.35 4.75 kHz ΔVOS Offset Voltage Match (Note 7) 30 70 μV (LT1881A) 0°C < TA < 70°C l 125 μV – 40°C < TA < 85°C l 160 μV Offset Voltage Match (Note 7) 35 125 35 125 μV (LT1881/LT1882) 0°C < TA < 70°C l 175 μV – 40°C < TA < 85°C l 235 μV – 40°C < TA < 125°C l 385 μV – 55°C < TA < 125°C l 385 μV Offset Voltage Match Drift (Notes 6, 7) l 0.4 1.2 0.4 1.2 μV/°C ΔIB+ Noninverting Bias Current Match (Note 7) 200 300 pA (LT1881A) 0°C < TA < 70°C l 400 pA – 40°C < TA < 85°C l 500 pA 18812fb 4
