Datasheet LTC2058 (Analog Devices) - 3
| Fabricante | Analog Devices |
| Descripción | 36V, Low Noise Zero-Drift Operational Amplifier |
| Páginas / Página | 28 / 3 — ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply … |
| Formato / tamaño de archivo | PDF / 2.0 Mb |
| Idioma del documento | Inglés |
ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply over the full operating
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LTC2058
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. Unless otherwise noted, VS = ±2.5V; VCM = VOUT = 0V. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage (Note 3) 0.5 5 μV ΔV Average Input Offset Voltage Drift (Note 3) –40°C to 125°C OS l 0.025 μV/°C ΔT IB Input Bias Current (Notes 4, 5) 30 100 pA –40°C to 85°C l 200 pA –40°C to 125°C l 4.5 nA IOS Input Offset Current (Notes 4, 5) 60 200 pA –40°C to 85°C l 200 pA –40°C to 125°C l 300 pA in Input Noise Current Spectral Density (Note 8) 1kHz, CEXT = 0pF 0.5 pA/√Hz en Input Noise Voltage Spectral Density 1kHz 9 nV/√Hz enP-P Input Noise Voltage DC to 10Hz 200 nVP-P ZIN Differential Input Impedance 225k||8 Ω||pF Common Mode Input Impedance 1012||20 Ω||pF CMRR Common Mode Rejection Ratio (Note 6) VCM = V– – 0.1V to V+ – 1.5V 123 150 dB –40°C to 85°C l 121 dB –40°C to 125°C l 118 dB PSRR Power Supply Rejection Ratio (Note 6) VS = 4.75V to 36V 140 150 dB –40°C to 125°C l 140 dB AVOL Open Loop Voltage Gain (Note 6) VOUT = V– +0.5V to V+ – 0.3V, RL =1kΩ 124 150 dB –40°C to 125°C l 120 dB VOL – V– Output Voltage Swing Low No Load 5 15 mV –40°C to 125°C l 20 mV ISINK = 1mA 55 150 mV –40°C to 125°C l 200 mV ISINK = 5mA 260 470 mV –40°C to 85°C l 750 mV –40°C to 125°C l 750 mV V+ – VOH Output Voltage Swing High No Load 5.5 16 mV –40°C to 125°C l 20 mV ISOURCE = 1mA 50 75 mV –40°C to 125°C l 95 mV ISOURCE = 5mA 235 315 mV –40°C to 85°C l 365 mV –40°C to 125°C l 400 mV ISC Short-Circuit Current Sourcing/Sinking 20/19 31/30 mA SRRISE Rising Slew Rate AV = –1, RL = 10kΩ 1.6 V/μs SRFALL Falling Slew Rate AV = –1, RL = 10kΩ 1.7 V/μs GBW Gain Bandwidth Product 2.5 MHz fC Internal Chopping Frequency 100 kHz IS Supply Current Per Amplifier No Load 0.95 1.15 mA –40°C to 85°C l 1.4 mA –40°C to 125°C l 1.55 mA In Shutdown Mode 3 µA –40°C to 85°C l 4.25 µA –40°C to 125°C l 5 µA VSDL Shutdown Threshold (SD – SDCOM) Low (Note 7) –40°C to 125°C l 0.8 V VSDH Shutdown Threshold (SD – SDCOM) High (Note 7) –40°C to 125°C l 2 V SDCOM Voltage Range (Note 7) –40°C to 125°C l V– V+ –2V V ISD SD Pin Current (Note 7) –40°C to 125°C, VSD – VSDCOM = 0 l –1 –0.5 µA ISDCOM SDCOM Pin Current (Note 7) –40°C to 125°C, VSD – VSDCOM = 0 l 0.75 1.5 µA Rev 0 For more information www.analog.com 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagrams Applications Information Typical Applications Package Description Typical Application Related Parts
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. Unless otherwise noted, VS = ±2.5V; VCM = VOUT = 0V. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage (Note 3) 0.5 5 μV ΔV Average Input Offset Voltage Drift (Note 3) –40°C to 125°C OS l 0.025 μV/°C ΔT IB Input Bias Current (Notes 4, 5) 30 100 pA –40°C to 85°C l 200 pA –40°C to 125°C l 4.5 nA IOS Input Offset Current (Notes 4, 5) 60 200 pA –40°C to 85°C l 200 pA –40°C to 125°C l 300 pA in Input Noise Current Spectral Density (Note 8) 1kHz, CEXT = 0pF 0.5 pA/√Hz en Input Noise Voltage Spectral Density 1kHz 9 nV/√Hz enP-P Input Noise Voltage DC to 10Hz 200 nVP-P ZIN Differential Input Impedance 225k||8 Ω||pF Common Mode Input Impedance 1012||20 Ω||pF CMRR Common Mode Rejection Ratio (Note 6) VCM = V– – 0.1V to V+ – 1.5V 123 150 dB –40°C to 85°C l 121 dB –40°C to 125°C l 118 dB PSRR Power Supply Rejection Ratio (Note 6) VS = 4.75V to 36V 140 150 dB –40°C to 125°C l 140 dB AVOL Open Loop Voltage Gain (Note 6) VOUT = V– +0.5V to V+ – 0.3V, RL =1kΩ 124 150 dB –40°C to 125°C l 120 dB VOL – V– Output Voltage Swing Low No Load 5 15 mV –40°C to 125°C l 20 mV ISINK = 1mA 55 150 mV –40°C to 125°C l 200 mV ISINK = 5mA 260 470 mV –40°C to 85°C l 750 mV –40°C to 125°C l 750 mV V+ – VOH Output Voltage Swing High No Load 5.5 16 mV –40°C to 125°C l 20 mV ISOURCE = 1mA 50 75 mV –40°C to 125°C l 95 mV ISOURCE = 5mA 235 315 mV –40°C to 85°C l 365 mV –40°C to 125°C l 400 mV ISC Short-Circuit Current Sourcing/Sinking 20/19 31/30 mA SRRISE Rising Slew Rate AV = –1, RL = 10kΩ 1.6 V/μs SRFALL Falling Slew Rate AV = –1, RL = 10kΩ 1.7 V/μs GBW Gain Bandwidth Product 2.5 MHz fC Internal Chopping Frequency 100 kHz IS Supply Current Per Amplifier No Load 0.95 1.15 mA –40°C to 85°C l 1.4 mA –40°C to 125°C l 1.55 mA In Shutdown Mode 3 µA –40°C to 85°C l 4.25 µA –40°C to 125°C l 5 µA VSDL Shutdown Threshold (SD – SDCOM) Low (Note 7) –40°C to 125°C l 0.8 V VSDH Shutdown Threshold (SD – SDCOM) High (Note 7) –40°C to 125°C l 2 V SDCOM Voltage Range (Note 7) –40°C to 125°C l V– V+ –2V V ISD SD Pin Current (Note 7) –40°C to 125°C, VSD – VSDCOM = 0 l –1 –0.5 µA ISDCOM SDCOM Pin Current (Note 7) –40°C to 125°C, VSD – VSDCOM = 0 l 0.75 1.5 µA Rev 0 For more information www.analog.com 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagrams Applications Information Typical Applications Package Description Typical Application Related Parts