Datasheet LT1881, LT1882 (Analog Devices) - 5
| Hersteller | Analog Devices |
| Beschreibung | Dual and Quad Rail-to-Rail Output, Picoamp Input Precision Op Amps |
| Seiten / Seite | 18 / 5 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply … |
| Dateiformat / Größe | PDF / 310 Kb |
| Dokumentensprache | Englisch |
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
ΔIB+ Noninverting Bias Current Match (Note 7) 250 700 250 700 pA (LT1881/LT1882) 0°C < TA < 70°C l 900 pA – 40°C < TA < 85°C l 1000 pA – 40°C < TA < 125°C l 2000 pA – 55°C < TA < 125°C l 2000 pA ΔCMRR Common Mode Rejection Ratio (Notes 7, 9) l 102 125 100 125 dB Match ΔPSRR Power Supply Rejection Match V– = 0V, VCM = 1.5V (Notes 7, 9) 0°C < TA < 85°C, 2.7V < V+ < 32V l 104 126 dB 0°C < TA < 125°C, 2.7V < V+ < 32V l 102 126 dB TA = –40°C, 3V < V+ < 32V 104 126 dB TA = –55°C, 3V < V+ < 32V 102 126 dB
The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Split supply operation VS = ±15V, VCM = 0V unless otherwise noted. (Note 5) C/I Grades H/MP Grades SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
VOS Input Offset Voltage 25 50 μV (LT1881A) 0°C < TA < 70°C l 85 μV – 40°C < TA < 85°C l 110 μV Input Offset Voltage 30 80 30 80 μV (LT1881/LT1882) 0°C < TA < 70°C l 125 μV – 40°C < TA < 85°C l 150 μV – 40°C < TA < 125°C l 300 μV – 55°C < TA < 125°C l 300 μV ΔV l OS/ΔT Input Offset Voltage Drift 0°C < TA < 70°C 0.3 0.8 μV/°C (Note 6) – 40°C < TA < 85°C l 0.3 0.8 μV/°C – 40°C < TA < 125°C l 0.3 0.8 μV/°C – 55°C < TA < 125°C l 0.3 0.8 μV/°C ΔVOS/ Long-Term Input Offset 0.3 0.3 μV/month ΔTIME Voltage Stability IOS Input Offset Current (LT1881A) 100 200 pA 0°C < TA < 70°C l 250 pA – 40°C < TA < 85°C l 300 pA Input Offset Current 150 500 150 500 pA (LT1881/LT1882) 0°C < TA < 70°C l 600 pA – 40°C < TA < 85°C l 700 pA – 40°C < TA < 125°C l 2000 pA – 55°C < TA < 125°C l 2000 pA IB Input Bias Current (LT1881A) 100 200 pA 0°C < TA < 70°C l 250 pA – 40°C < TA < 85°C l 300 pA Input Bias Current 150 500 150 500 pA (LT1881/LT1882) 0°C < TA < 70°C l 600 pA – 40°C < TA < 85°C l 700 pA – 40°C < TA < 125°C l 3000 pA – 55°C < TA < 125°C l 3000 pA 18812fb 5
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
ΔIB+ Noninverting Bias Current Match (Note 7) 250 700 250 700 pA (LT1881/LT1882) 0°C < TA < 70°C l 900 pA – 40°C < TA < 85°C l 1000 pA – 40°C < TA < 125°C l 2000 pA – 55°C < TA < 125°C l 2000 pA ΔCMRR Common Mode Rejection Ratio (Notes 7, 9) l 102 125 100 125 dB Match ΔPSRR Power Supply Rejection Match V– = 0V, VCM = 1.5V (Notes 7, 9) 0°C < TA < 85°C, 2.7V < V+ < 32V l 104 126 dB 0°C < TA < 125°C, 2.7V < V+ < 32V l 102 126 dB TA = –40°C, 3V < V+ < 32V 104 126 dB TA = –55°C, 3V < V+ < 32V 102 126 dB
The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Split supply operation VS = ±15V, VCM = 0V unless otherwise noted. (Note 5) C/I Grades H/MP Grades SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
VOS Input Offset Voltage 25 50 μV (LT1881A) 0°C < TA < 70°C l 85 μV – 40°C < TA < 85°C l 110 μV Input Offset Voltage 30 80 30 80 μV (LT1881/LT1882) 0°C < TA < 70°C l 125 μV – 40°C < TA < 85°C l 150 μV – 40°C < TA < 125°C l 300 μV – 55°C < TA < 125°C l 300 μV ΔV l OS/ΔT Input Offset Voltage Drift 0°C < TA < 70°C 0.3 0.8 μV/°C (Note 6) – 40°C < TA < 85°C l 0.3 0.8 μV/°C – 40°C < TA < 125°C l 0.3 0.8 μV/°C – 55°C < TA < 125°C l 0.3 0.8 μV/°C ΔVOS/ Long-Term Input Offset 0.3 0.3 μV/month ΔTIME Voltage Stability IOS Input Offset Current (LT1881A) 100 200 pA 0°C < TA < 70°C l 250 pA – 40°C < TA < 85°C l 300 pA Input Offset Current 150 500 150 500 pA (LT1881/LT1882) 0°C < TA < 70°C l 600 pA – 40°C < TA < 85°C l 700 pA – 40°C < TA < 125°C l 2000 pA – 55°C < TA < 125°C l 2000 pA IB Input Bias Current (LT1881A) 100 200 pA 0°C < TA < 70°C l 250 pA – 40°C < TA < 85°C l 300 pA Input Bias Current 150 500 150 500 pA (LT1881/LT1882) 0°C < TA < 70°C l 600 pA – 40°C < TA < 85°C l 700 pA – 40°C < TA < 125°C l 3000 pA – 55°C < TA < 125°C l 3000 pA 18812fb 5