Datasheet LT1678, LT1679 (Analog Devices) - 5
| Fabricante | Analog Devices |
| Descripción | Dual/Quad Low Noise, Rail-to-Rail, Precision Op Amps |
| Páginas / Página | 16 / 5 — ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply … |
| Formato / tamaño de archivo | PDF / 300 Kb |
| Idioma del documento | Inglés |
ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply over the full operating
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LT1678/LT1679
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VS =
±
15V, VCM = VO = 0V unless otherwise noted. SYMBOL PARAMETER CONDITIONS (Note 6) MIN TYP MAX UNITS
VOS Input Offset Voltage 20 150 µV 0°C ≤ TA ≤ 70°C ● 30 350 µV – 40°C ≤ TA ≤ 85°C ● 45 420 µV ∆VOS Average Input Offset Drift (Note 10) ● 0.40 3 µV/°C ∆Temp IB Input Bias Current ±2 ±20 nA 0°C ≤ TA ≤ 70°C ● ±3 ±35 nA – 40°C ≤ TA ≤ 85°C ● ±7 ±50 nA IOS Input Offset Current 3 25 nA 0°C ≤ TA ≤ 70°C ● 5 35 nA – 40°C ≤ TA ≤ 85°C ● 8 55 nA en Input Noise Voltage 0.1Hz to 10Hz (Note 7) 90 nVP-P VCM = 15V 180 nVP-P VCM = –15V 1600 nVP-P Input Noise Voltage Density fO = 10Hz 4.4 nV/√Hz VCM = 15V, fO = 10Hz 6.6 nV/√Hz VCM = –15V, fO = 10Hz 19 nV/√Hz fO = 1kHz 3.9 5.5 nV/√Hz VCM = 15V, fO = 1kHz 5.3 nV/√Hz VCM = –15V, fO = 1kHz 9 nV/√Hz in Input Noise Current Density fO = 10Hz 1.2 pA/√Hz fO = 1kHz 0.3 pA/√Hz VCM Input Voltage Range (Note 16) ● – 13.3 14 V RIN Input Resistance Common Mode 2 GΩ CIN Input Capacitance 4.2 pF CMRR Common Mode Rejection Ratio VCM = –13.3V to 14V 100 130 dB ● 96 124 dB PSRR Power Supply Rejection Ratio VS = ±1.7V to ±18V 106 130 dB ● 100 125 dB AVOL Large-Signal Voltage Gain RL = 10k, VO = ±14V 3 7 V/µV 0°C ≤ TA ≤ 70°C ● 2 6 V/µV –40°C ≤ TA ≤ 85°C ● 1 4 V/µV RL = 2k, VO = ±13.5V 0.8 1.7 V/µV 0°C ≤ TA ≤ 70°C ● 0.5 1.4 V/µV –40°C ≤ TA ≤ 85°C ● 0.4 1.1 V/µV sn16789 16789fs 5
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VS =
±
15V, VCM = VO = 0V unless otherwise noted. SYMBOL PARAMETER CONDITIONS (Note 6) MIN TYP MAX UNITS
VOS Input Offset Voltage 20 150 µV 0°C ≤ TA ≤ 70°C ● 30 350 µV – 40°C ≤ TA ≤ 85°C ● 45 420 µV ∆VOS Average Input Offset Drift (Note 10) ● 0.40 3 µV/°C ∆Temp IB Input Bias Current ±2 ±20 nA 0°C ≤ TA ≤ 70°C ● ±3 ±35 nA – 40°C ≤ TA ≤ 85°C ● ±7 ±50 nA IOS Input Offset Current 3 25 nA 0°C ≤ TA ≤ 70°C ● 5 35 nA – 40°C ≤ TA ≤ 85°C ● 8 55 nA en Input Noise Voltage 0.1Hz to 10Hz (Note 7) 90 nVP-P VCM = 15V 180 nVP-P VCM = –15V 1600 nVP-P Input Noise Voltage Density fO = 10Hz 4.4 nV/√Hz VCM = 15V, fO = 10Hz 6.6 nV/√Hz VCM = –15V, fO = 10Hz 19 nV/√Hz fO = 1kHz 3.9 5.5 nV/√Hz VCM = 15V, fO = 1kHz 5.3 nV/√Hz VCM = –15V, fO = 1kHz 9 nV/√Hz in Input Noise Current Density fO = 10Hz 1.2 pA/√Hz fO = 1kHz 0.3 pA/√Hz VCM Input Voltage Range (Note 16) ● – 13.3 14 V RIN Input Resistance Common Mode 2 GΩ CIN Input Capacitance 4.2 pF CMRR Common Mode Rejection Ratio VCM = –13.3V to 14V 100 130 dB ● 96 124 dB PSRR Power Supply Rejection Ratio VS = ±1.7V to ±18V 106 130 dB ● 100 125 dB AVOL Large-Signal Voltage Gain RL = 10k, VO = ±14V 3 7 V/µV 0°C ≤ TA ≤ 70°C ● 2 6 V/µV –40°C ≤ TA ≤ 85°C ● 1 4 V/µV RL = 2k, VO = ±13.5V 0.8 1.7 V/µV 0°C ≤ TA ≤ 70°C ● 0.5 1.4 V/µV –40°C ≤ TA ≤ 85°C ● 0.4 1.1 V/µV sn16789 16789fs 5