Datasheet LT1880 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | SOT-23, Rail-to-Rail Output, Picoamp Input Current Precision Op Amp |
| 页数 / 页 | 12 / 3 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply … |
| 文件格式/大小 | PDF / 233 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply over the full operating
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LT1880
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VS = 5V, 0V; VCM = 2.5V unless otherwise noted. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
CMRR Common Mode Rejection Ratio 1V < VCM < 3.8V l 116 135 dB PSRR Power Supply Rejection Ratio V– = 0V, VCM = 1.5V; 2.7V < V+ < 32V l 110 135 dB Minimum Operating Supply Voltage l 2.4 2.7 V AVOL Large Signal Voltage Gain RL = 10k; 1V < VOUT < 4V 500 1600 V/mV l 400 V/mV RL = 2k; 1V < VOUT < 4V 400 800 V/mV l 300 V/mV RL = 1k; 1V < VOUT < 4V 300 400 V/mV l 250 V/mV VOL Output Voltage Swing Low No Load l 20 55 mV ISINK = 100μA l 35 65 mV ISINK = 1mA l 130 200 mV VOH Output Voltage Swing High V+ = 5V; No Load l 130 250 mV (Referred to V+) V+ = 5V; ISOURCE = 100μA l 150 270 mV V+ = 5V; ISOURCE = 1mA l 220 380 mV IS Supply Current per Amplifi er V+ = 3V 1.2 1.8 mA l 2.2 mA V+ = 5V 1.2 1.9 mA l 2.3 mA V+ = 12V 1.35 2 mA l 2.4 mA ISC Short-Circuit Current VOUT Short to GND l 10 18 mA VOUT Short to V+ l 10 20 mA GBW Gain-Bandwidth Product f = 20kHz 0.8 1.1 MHz tS Settling Time 0.01%, VOUT = 1.5V to 3.5V 10 μs AV = –1, RL = 2k FPBW Full Power Bandwidth (Note 7) VOUT = 4VP-P 32 kHz THD Total Harmonic Distortion and Noise VO = 2VP-P, AV = –1, f = 1kHz, Rf = 1k, BW = 22kHz 0.002 % VO = 2VP-P, AV = 1, f = 1kHz, RL = 10k, BW = 22kHz 0.0008 % SR+ Slew Rate Positive AV = –1 0.25 0.4 V/μs l 0.2 V/μs SR– Slew Rate Negative AV = –1 0.25 0.55 V/μs l 0.25 V/μs
The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VS= ±15V, VCM = 0V unless otherwise noted. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage 40 150 μV 0°C < T l A < 70°C 200 μV –40°C < T l 250 μV A < 85°C Input Offset Voltage Drift 0°C < TA < 70°C l 0.3 1.2 μV/°C (Note 6) –40°C < T l A < 85°C 0.3 1.2 μV/°C IOS Input Offset Current 150 900 pA 0°C < T l A < 70°C 1200 pA –40°C < T l 1400 pA A < 85°C IB Input Bias Current 150 900 pA 0°C < T l A < 70°C 1200 pA –40°C < T l 1500 pA A < 85°C Input Noise Voltage 0.1Hz to 10Hz 0.5 μV/p-p 1880fa 3
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VS = 5V, 0V; VCM = 2.5V unless otherwise noted. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
CMRR Common Mode Rejection Ratio 1V < VCM < 3.8V l 116 135 dB PSRR Power Supply Rejection Ratio V– = 0V, VCM = 1.5V; 2.7V < V+ < 32V l 110 135 dB Minimum Operating Supply Voltage l 2.4 2.7 V AVOL Large Signal Voltage Gain RL = 10k; 1V < VOUT < 4V 500 1600 V/mV l 400 V/mV RL = 2k; 1V < VOUT < 4V 400 800 V/mV l 300 V/mV RL = 1k; 1V < VOUT < 4V 300 400 V/mV l 250 V/mV VOL Output Voltage Swing Low No Load l 20 55 mV ISINK = 100μA l 35 65 mV ISINK = 1mA l 130 200 mV VOH Output Voltage Swing High V+ = 5V; No Load l 130 250 mV (Referred to V+) V+ = 5V; ISOURCE = 100μA l 150 270 mV V+ = 5V; ISOURCE = 1mA l 220 380 mV IS Supply Current per Amplifi er V+ = 3V 1.2 1.8 mA l 2.2 mA V+ = 5V 1.2 1.9 mA l 2.3 mA V+ = 12V 1.35 2 mA l 2.4 mA ISC Short-Circuit Current VOUT Short to GND l 10 18 mA VOUT Short to V+ l 10 20 mA GBW Gain-Bandwidth Product f = 20kHz 0.8 1.1 MHz tS Settling Time 0.01%, VOUT = 1.5V to 3.5V 10 μs AV = –1, RL = 2k FPBW Full Power Bandwidth (Note 7) VOUT = 4VP-P 32 kHz THD Total Harmonic Distortion and Noise VO = 2VP-P, AV = –1, f = 1kHz, Rf = 1k, BW = 22kHz 0.002 % VO = 2VP-P, AV = 1, f = 1kHz, RL = 10k, BW = 22kHz 0.0008 % SR+ Slew Rate Positive AV = –1 0.25 0.4 V/μs l 0.2 V/μs SR– Slew Rate Negative AV = –1 0.25 0.55 V/μs l 0.25 V/μs
The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VS= ±15V, VCM = 0V unless otherwise noted. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage 40 150 μV 0°C < T l A < 70°C 200 μV –40°C < T l 250 μV A < 85°C Input Offset Voltage Drift 0°C < TA < 70°C l 0.3 1.2 μV/°C (Note 6) –40°C < T l A < 85°C 0.3 1.2 μV/°C IOS Input Offset Current 150 900 pA 0°C < T l A < 70°C 1200 pA –40°C < T l 1400 pA A < 85°C IB Input Bias Current 150 900 pA 0°C < T l A < 70°C 1200 pA –40°C < T l 1500 pA A < 85°C Input Noise Voltage 0.1Hz to 10Hz 0.5 μV/p-p 1880fa 3