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AD8657 Fiches technique(PDF) 4 Page - Analog Devices |
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AD8657 Fiches technique(HTML) 4 Page - Analog Devices |
4 / 24 page AD8657 Rev. 0 | Page 4 of 24 ELECTRICAL CHARACTERISTICS—10 V OPERATION VSY = 10 V, VCM = VSY/2, TA = 25°C, unless otherwise specified. Table 3. Parameter Symbol Test Conditions/Comments Min Typ Max Unit INPUT CHARACTERISTICS Offset Voltage V OS V CM = 0 V to 10 V 350 µV V CM = 0 V to 10 V, −40°C ≤ TA ≤ +85°C 2.7 mV V CM = 0 V to 10 V, −40°C ≤ TA ≤ +125°C 9 mV Input Bias Current I B 2 15 pA −40°C ≤ T A ≤ +125°C 2.6 nA Input Offset Current I OS 30 pA −40°C ≤ T A ≤ +125°C 500 pA Input Voltage Range 0 10 V Common-Mode Rejection Ratio CMRR V CM = 0 V to 10 V 90 105 dB V CM = 0 V to 10 V, −40°C ≤ TA ≤ +85°C 72 dB V CM = 0 V to 10 V, −40°C ≤ TA ≤ +125°C 64 dB Large Signal Voltage Gain A VO R L = 100 kΩ, VO = 0.5 V to 9.5 V 105 120 dB −40°C ≤ T A ≤ +85°C 95 dB −40°C ≤ T A ≤ +125°C 67 dB Offset Voltage Drift ΔV OS/ΔT 2 μV/°C Input Resistance R IN 10 GΩ Input Capacitance, Differential Mode C INDM 3.5 pF Input Capacitance, Common Mode C INCM 3.5 pF OUTPUT CHARACTERISTICS Output Voltage High V OH R L = 100 kΩ to VCM, −40°C ≤ TA ≤ +125°C 9.98 V Output Voltage Low V OL R L = 100 kΩ to VCM, −40°C ≤ TA ≤ +125°C 20 mV Short-Circuit Current I SC ±11 mA Closed-Loop Output Impedance Z OUT f = 1 kHz, A V = 1 15 Ω POWER SUPPLY Power Supply Rejection Ratio PSRR V SY = 2.7 V to 18 V 105 125 dB −40°C ≤ T A ≤ +125°C 70 dB Supply Current per Amplifier I SY I O = 0 mA 18 22 µA −40°C ≤ T A ≤ +125°C 33 µA DYNAMIC PERFORMANCE Slew Rate SR R L = 1 MΩ, CL = 10 pF, AV = 1 60 V/ms Settling Time to 0.1% t s V IN = 1 V step, RL = 100 kΩ, CL = 10 pF 13 µs Gain Bandwidth Product GBP R L = 1 MΩ, CL = 10 pF, AV = 1 200 kHz Phase Margin Φ M R L = 1 MΩ, CL = 10 pF, AV = 1 60 Degrees Channel Separation CS f = 10 kHz, R L = 1 MΩ 105 dB EMI Rejection Ratio of +IN x EMIRR V IN = 100 mVPEAK, f = 400 MHz, 900 MHz, 1800 MHz, 2400 MHz 90 dB NOISE PERFORMANCE Voltage Noise e n p-p f = 0.1 Hz to 10 Hz 5 µV p-p Voltage Noise Density e n f = 1 kHz 50 nV/√Hz f = 10 kHz 45 nV/√Hz Current Noise Density i n f = 1 kHz 0.1 pA/√Hz |
Numéro de pièce similaire - AD8657 |
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Description similaire - AD8657 |
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