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OP281GS Arkusz danych(PDF) 3 Page - Analog Devices |
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OP281GS Arkusz danych(HTML) 3 Page - Analog Devices |
3 / 16 page REV. B OP281/OP481 –3– (@ VS = 5.0 V, VCM = 2.5 V, TA = 25 C, unless otherwise noted.*) ELECTRICAL SPECIFICATIONS Parameter Symbol Condition Min Typ Max Unit INPUT CHARACTERISTICS Offset Voltage VOS Note 1 0.1 1.5 mV –40 °C ≤ TA ≤ +85°C 2.5 mV Input Bias Current IB –40 °C ≤ T A ≤ +85°C3 10 nA Input Offset Current IOS –40 °C ≤ T A ≤ +85°C 0.1 7 nA Input Voltage Range 0 4 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 4.0 V, –40 °C ≤ T A ≤ +85°C65 90 dB Large Signal Voltage Gain AVO RL = 1 M Ω, VO = 0.5 V to 4.5 V 5 15 V/mV –40 °C ≤ T A ≤ +85°C2 V/mV Offset Voltage Drift VOS /DT –40 °C to +85°C10 µV/°C Bias Current Drift IB /DT 20 pA/ °C Offset Current Drift IOS /DT 2 pA/ °C OUTPUT CHARACTERISTICS Output Voltage High VOH RL = 100 k Ω to GND, –40 °C ≤ T A ≤ +85°C 4.925 4.96 V Output Voltage Low VOL RL = 100 k Ω to V+, –40 °C ≤ TA ≤ +85°C25 75 mV Short Circuit Limit ISC ±3.5 mA POWER SUPPLY Power Supply Rejection Ratio PSRR VS = 2.7 V to 12 V, –40 °C ≤ T A ≤ +85°C76 95 dB Supply Current/Amplifier ISY VO = 0 V 3.2 4 µA –40 °C ≤ T A ≤ +85°C5 µA DYNAMIC PERFORMANCE Slew Rate SR RL = 100 k Ω, CL = 50 pF 27 V/ms Saturation Recovery Time 120 µs Gain Bandwidth Product GBP 100 kHz Phase Margin o74 Degrees NOISE PERFORMANCE Voltage Noise en p-p 0.1 Hz to 10 Hz 10 µV p-p Voltage Noise Density en f = 1 kHz 75 nV/ √Hz Current Noise Density in <1 pA/ √Hz *VOS is tested under a no load condition. Specifications subject to change without notice. |
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