Datasheet LT6370 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | 25µV, 0.3µV/°C, Low Noise Instrumentation Amplifier |
| Seiten / Seite | 28 / 4 — ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply … |
| Dateiformat / Größe | PDF / 2.6 Mb |
| Dokumentensprache | Englisch |
ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply over the specified
Modelllinie für dieses Datenblatt
Textversion des Dokuments
LT6370
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the specified temperature range, otherwise specifications are at TA = 25°C. VS = ±15V, VCM = VREF = 0V, RL = 2kΩ. LT6370A LT6370 SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
VOSO/T Output Offset Voltage Drift S8E Package, TA = –40°C to 85°C l ±1.5 ±2.5 μV/°C (Notes 5, 8) S8E Package, TA = –40°C to 125°C l ±1.5 ±3.5 μV/°C MS8 Package, TA = –40°C to 85°C l ±2 μV/°C MS8 Package, TA = –40°C to 125°C l ±2.5 μV/°C DD10 Package, TA = –40°C to 85°C l ±3 μV/°C DD10 Package, TA = –40°C to 125°C l ±4 μV/°C Output Offset TA = –40°C to 85°C l ±10 ±10 μV Voltage Hysteresis (Note 9) TA = –40°C to 125°C l ±20 ±20 μV IB Input Bias Current MS8 and S8E Packages ±0.1 ±0.4 ±0.1 ±0.6 nA DD10 Package ±0.1 ±0.8 nA TA = –40°C to 85°C, MS8 and S8E Packages l ±1.3 ±1.5 nA TA = –40°C to 85°C, DD10 Package l ±1.7 nA TA = –40°C to 125°C, MS8 and S8E Packages l ±2.8 ±3 nA TA = –40°C to 125°C, DD10 Package l ±3.2 nA IOS Input Offset Current MS8 and S8E Packages ±0.2 ±0.7 ±0.2 ±1 nA DD10 Package ±0.2 ±1.4 nA MS8 and S8E Packages l ±1.7 ±2 nA DD10 Package l ±2.4 nA Input Noise Voltage (Note 10) 0.1Hz to 10Hz, G = 1 2 2 μVP-P 0.1Hz to 10Hz, G = 1000 0.2 0.2 μVP-P
Total RTI Noise =
√
e 2 ni + (eno/G)2 (Note 10)
eni Input Noise Voltage Density f = 1kHz 7 7 nV/√Hz eno Output Noise Voltage Density f = 1kHz 65 65 nV/√Hz Input Noise Current 0.1Hz to 10Hz 10 10 pAP-P in Input Noise Current Density f = 1kHz 200 200 fA/√Hz RIN Input Resistance VIN = –12.6V to 13V 225 225 GΩ CIN Differential f = 100kHz 0.9 0.9 pF Common Mode f = 100kHz 15.9 15.9 pF VCM Input Voltage Range Guaranteed by CMRR V– + 1.8/ V+ – 1.4 V– + 1.8/ V+ – 1.4 V l V– + 2.4 V+ – 2 V– + 2.4 V+ – 2 V CMRR Common Mode Rejection DC to 60Hz, 1k Source Imbalance, Ratio VCM = –12.6V to 13V G = 1 94 112 88 112 dB G = 1 l 87 83 dB G = 10 112 132 110 132 dB G = 10 l 106 104 dB G = 100 126 144 120 144 dB G = 100 l 120 114 dB G = 1000 134 148 130 148 dB G = 1000 l 122 120 dB AC Common Mode Rejection f = 20kHz, DD10 Package Ratio G = 1 77 dB G = 10 98 dB G = 100 135 dB G = 1000 128 dB f = 20kHz, MS8 Package f = 20kHz, S8E Package G = 1 71 71 dB G = 10 91 91 dB G = 100 101 101 dB G = 1000 103 103 dB Rev. 0 4 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Simplified Block Diagram Theory of Operation Applications Information Typical Applications Package Description Typical Application Related Parts
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the specified temperature range, otherwise specifications are at TA = 25°C. VS = ±15V, VCM = VREF = 0V, RL = 2kΩ. LT6370A LT6370 SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
VOSO/T Output Offset Voltage Drift S8E Package, TA = –40°C to 85°C l ±1.5 ±2.5 μV/°C (Notes 5, 8) S8E Package, TA = –40°C to 125°C l ±1.5 ±3.5 μV/°C MS8 Package, TA = –40°C to 85°C l ±2 μV/°C MS8 Package, TA = –40°C to 125°C l ±2.5 μV/°C DD10 Package, TA = –40°C to 85°C l ±3 μV/°C DD10 Package, TA = –40°C to 125°C l ±4 μV/°C Output Offset TA = –40°C to 85°C l ±10 ±10 μV Voltage Hysteresis (Note 9) TA = –40°C to 125°C l ±20 ±20 μV IB Input Bias Current MS8 and S8E Packages ±0.1 ±0.4 ±0.1 ±0.6 nA DD10 Package ±0.1 ±0.8 nA TA = –40°C to 85°C, MS8 and S8E Packages l ±1.3 ±1.5 nA TA = –40°C to 85°C, DD10 Package l ±1.7 nA TA = –40°C to 125°C, MS8 and S8E Packages l ±2.8 ±3 nA TA = –40°C to 125°C, DD10 Package l ±3.2 nA IOS Input Offset Current MS8 and S8E Packages ±0.2 ±0.7 ±0.2 ±1 nA DD10 Package ±0.2 ±1.4 nA MS8 and S8E Packages l ±1.7 ±2 nA DD10 Package l ±2.4 nA Input Noise Voltage (Note 10) 0.1Hz to 10Hz, G = 1 2 2 μVP-P 0.1Hz to 10Hz, G = 1000 0.2 0.2 μVP-P
Total RTI Noise =
√
e 2 ni + (eno/G)2 (Note 10)
eni Input Noise Voltage Density f = 1kHz 7 7 nV/√Hz eno Output Noise Voltage Density f = 1kHz 65 65 nV/√Hz Input Noise Current 0.1Hz to 10Hz 10 10 pAP-P in Input Noise Current Density f = 1kHz 200 200 fA/√Hz RIN Input Resistance VIN = –12.6V to 13V 225 225 GΩ CIN Differential f = 100kHz 0.9 0.9 pF Common Mode f = 100kHz 15.9 15.9 pF VCM Input Voltage Range Guaranteed by CMRR V– + 1.8/ V+ – 1.4 V– + 1.8/ V+ – 1.4 V l V– + 2.4 V+ – 2 V– + 2.4 V+ – 2 V CMRR Common Mode Rejection DC to 60Hz, 1k Source Imbalance, Ratio VCM = –12.6V to 13V G = 1 94 112 88 112 dB G = 1 l 87 83 dB G = 10 112 132 110 132 dB G = 10 l 106 104 dB G = 100 126 144 120 144 dB G = 100 l 120 114 dB G = 1000 134 148 130 148 dB G = 1000 l 122 120 dB AC Common Mode Rejection f = 20kHz, DD10 Package Ratio G = 1 77 dB G = 10 98 dB G = 100 135 dB G = 1000 128 dB f = 20kHz, MS8 Package f = 20kHz, S8E Package G = 1 71 71 dB G = 10 91 91 dB G = 100 101 101 dB G = 1000 103 103 dB Rev. 0 4 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Simplified Block Diagram Theory of Operation Applications Information Typical Applications Package Description Typical Application Related Parts