Datasheet LT1677 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Low Noise, Rail-to-Rail Precision Op Amp |
| 页数 / 页 | 20 / 3 — ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply … |
| 文件格式/大小 | PDF / 561 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply over the full operating
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LT1677
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VS = 3V, VCM = VO = 1.7V; VS = 5V, VCM = VO = 2.5V unless otherwise noted. SYMBOL PARAMETER CONDITIONS (Note 6) MIN TYP MAX UNITS
en Input Noise Voltage 0.1Hz to 10Hz (Note 7) 90 nVP-P VCM = VS 180 nVP-P VCM = 0V 600 nVP-P Input Noise Voltage Density (Note 8) fO = 10Hz 5.2 nV/√Hz VCM = VS, fO = 10Hz 7 nV/√Hz VCM = 0V, fO = 10Hz 25 nV/√Hz fO = 1kHz 3.2 4.5 nV/√Hz VCM = VS, fO = 1kHz 5.3 nV/√Hz VCM = 0V, fO = 1kHz 17 nV/√Hz in Input Noise Current Density fO = 10Hz 1.2 pA/√Hz fO = 1kHz 0.3 pA/√Hz VCM Input Voltage Range – 0.1 VS + 0.1V V 0°C ≤ TA ≤ 70°C ● 0 VS – 0.2V V –40°C ≤ TA ≤ 85°C ● 0 VS – 0.3V V RIN Input Resistance Common Mode 2 GΩ CIN Input Capacitance 4.2 pF CMRR Common Mode Rejection Ratio (Note 11) VS = 3V VCM = –0.1V to 3.1V 55 68 dB VCM = 0V to 2.7V ● 53 67 dB VS = 5V VCM = –0.1V to 5.1V 60 73 dB VCM = 0V to 4.7V ● 58 72 dB PSRR Power Supply Rejection Ratio VS = 2.7V to 40V, VCM = VO = 1.7V 108 125 dB VS = 3.1V to 40V, VCM = VO = 1.7V ● 105 120 dB AVOL Large-Signal Voltage Gain VS = 3V, RL ≥ 10k, VO = 2.5V to 0.7V 0.6 4 V/µV 0°C ≤ TA ≤ 70°C ● 0.4 3 V/µV –40°C ≤ TA ≤ 85°C ● 0.4 3 V/µV VS = 3V, RL ≥ 2k, VO = 2.2V to 0.7V 0.5 1 V/µV 0°C ≤ TA ≤ 70°C ● 0.4 0.9 V/µV –40°C ≤ TA ≤ 85°C ● 0.4 0.8 V/µV VS = 3V, RL ≥ 600Ω, VO = 2.2V to 0.7V 0.20 0.43 V/µV 0°C ≤ TA ≤ 70°C ● 0.15 0.40 V/µV –40°C ≤ TA ≤ 85°C ● 0.10 0.35 V/µV VS = 5V, RL ≥ 10k, VO = 4.5V to 0.7V 0.8 5 V/µV 0°C ≤ TA ≤ 70°C ● 0.7 4 V/µV –40°C ≤ TA ≤ 85°C ● 0.7 4 V/µV VS = 5V, RL ≥ 2k, VO = 4.2V to 0.7V 0.40 0.9 V/µV 0°C ≤ TA ≤ 70°C ● 0.35 0.8 V/µV –40°C ≤ TA ≤ 85°C ● 0.25 0.6 V/µV VS = 5V, RL ≥ 600Ω, VO = 4.2V to 0.7V 0.35 0.67 V/µV 0°C ≤ TA ≤ 70°C ● 0.30 0.60 V/µV –40°C ≤ TA ≤ 85°C ● 0.20 0.45 V/µV 1677fa 3
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VS = 3V, VCM = VO = 1.7V; VS = 5V, VCM = VO = 2.5V unless otherwise noted. SYMBOL PARAMETER CONDITIONS (Note 6) MIN TYP MAX UNITS
en Input Noise Voltage 0.1Hz to 10Hz (Note 7) 90 nVP-P VCM = VS 180 nVP-P VCM = 0V 600 nVP-P Input Noise Voltage Density (Note 8) fO = 10Hz 5.2 nV/√Hz VCM = VS, fO = 10Hz 7 nV/√Hz VCM = 0V, fO = 10Hz 25 nV/√Hz fO = 1kHz 3.2 4.5 nV/√Hz VCM = VS, fO = 1kHz 5.3 nV/√Hz VCM = 0V, fO = 1kHz 17 nV/√Hz in Input Noise Current Density fO = 10Hz 1.2 pA/√Hz fO = 1kHz 0.3 pA/√Hz VCM Input Voltage Range – 0.1 VS + 0.1V V 0°C ≤ TA ≤ 70°C ● 0 VS – 0.2V V –40°C ≤ TA ≤ 85°C ● 0 VS – 0.3V V RIN Input Resistance Common Mode 2 GΩ CIN Input Capacitance 4.2 pF CMRR Common Mode Rejection Ratio (Note 11) VS = 3V VCM = –0.1V to 3.1V 55 68 dB VCM = 0V to 2.7V ● 53 67 dB VS = 5V VCM = –0.1V to 5.1V 60 73 dB VCM = 0V to 4.7V ● 58 72 dB PSRR Power Supply Rejection Ratio VS = 2.7V to 40V, VCM = VO = 1.7V 108 125 dB VS = 3.1V to 40V, VCM = VO = 1.7V ● 105 120 dB AVOL Large-Signal Voltage Gain VS = 3V, RL ≥ 10k, VO = 2.5V to 0.7V 0.6 4 V/µV 0°C ≤ TA ≤ 70°C ● 0.4 3 V/µV –40°C ≤ TA ≤ 85°C ● 0.4 3 V/µV VS = 3V, RL ≥ 2k, VO = 2.2V to 0.7V 0.5 1 V/µV 0°C ≤ TA ≤ 70°C ● 0.4 0.9 V/µV –40°C ≤ TA ≤ 85°C ● 0.4 0.8 V/µV VS = 3V, RL ≥ 600Ω, VO = 2.2V to 0.7V 0.20 0.43 V/µV 0°C ≤ TA ≤ 70°C ● 0.15 0.40 V/µV –40°C ≤ TA ≤ 85°C ● 0.10 0.35 V/µV VS = 5V, RL ≥ 10k, VO = 4.5V to 0.7V 0.8 5 V/µV 0°C ≤ TA ≤ 70°C ● 0.7 4 V/µV –40°C ≤ TA ≤ 85°C ● 0.7 4 V/µV VS = 5V, RL ≥ 2k, VO = 4.2V to 0.7V 0.40 0.9 V/µV 0°C ≤ TA ≤ 70°C ● 0.35 0.8 V/µV –40°C ≤ TA ≤ 85°C ● 0.25 0.6 V/µV VS = 5V, RL ≥ 600Ω, VO = 4.2V to 0.7V 0.35 0.67 V/µV 0°C ≤ TA ≤ 70°C ● 0.30 0.60 V/µV –40°C ≤ TA ≤ 85°C ● 0.20 0.45 V/µV 1677fa 3