전자부품 데이터시트 검색엔진 |
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AD7985 데이터시트(PDF) 5 Page - Analog Devices |
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AD7985 데이터시트(HTML) 5 Page - Analog Devices |
5 / 28 page ADA4896-2/ADA4897-1 Rev. 0 | Page 5 of 28 +5 V SUPPLY TA = 25°C, G = +1, RL = 1 kΩ to midsupply, unless otherwise noted. Table 4. Parameter Conditions Min Typ Max Unit DYNAMIC PERFORMANCE −3 dB Bandwidth G = +1, VOUT = 0.02 V p-p 230 MHz G = +1, VOUT = 2 V p-p 30 MHz G = +2, VOUT = 0.02 V p-p 90 MHz Bandwidth for 0.1 dB Flatness G = +2, VOUT = 2 V p-p, RL = 100 Ω 7 MHz Slew Rate G = +2, VOUT = 3 V step 100 V/μs Settling Time to 0.1% G = +2, VOUT = 2 V step 45 ns Settling Time to 0.01% G = +2, VOUT = 2 V step 95 ns NOISE/HARMONIC PERFORMANCE Harmonic Distortion (dBc) SFDR fC = 100 kHz, VOUT = 2 V p-p −115 dBc fC = 1 MHz, VOUT = 2 V p-p −93 dBc fC = 2 MHz, VOUT = 2 V p-p −80 dBc fC = 5 MHz, VOUT = 2 V p-p −61 dBc Input Voltage Noise f = 10 Hz 2.4 nV/√Hz f = 100 kHz 1 nV/√Hz Input Current Noise f = 10 Hz 31 pA/√Hz f = 100 kHz 2.8 pA/√Hz 0.1 Hz to 10 Hz Noise G = +101, RF = 1 kΩ, RG = 10 Ω 99 nV p-p DC PERFORMANCE Input Offset Voltage −500 −30 +500 μV Input Offset Voltage Drift 0.2 μV/°C Input Bias Current −17 −11 −4 μA Input Bias Current Drift 3 nA/°C Input Bias Offset Current −0.6 −0.02 +0.6 μA Open-Loop Gain VOUT = 0.5 V to 4.5 V 97 110 dB INPUT CHARACTERISTICS Input Resistance Common mode/differential 10 M/10 k Ω Input Capacitance Common mode/differential 3/11 pF Input Common-Mode Voltage Range 0.1 to 4.1 V Common-Mode Rejection VCM = +1 V to +4 V −91 −118 dB OUTPUT CHARACTERISTICS Overdrive Recovery Time VIN = 0 V to 5 V, G = +2 96 ns +Output Voltage Swing RL = 1 kΩ 4.85 4.98 V −Output Voltage Swing RL = 1 kΩ 0.15 0.014 V +Output Voltage Swing RL = 100 Ω 4.8 4.88 V −Output Voltage Swing RL = 100 Ω 0.2 0.08 Output Current 45 dBc SFDR 70 mA Short-Circuit Current Sinking/sourcing 125 mA Capacitive Load Drive 30% overshoot, G = +2 39 pF POWER SUPPLY Operating Range 3 to 10 V Quiescent Current per Amplifier 2.6 2.8 2.9 mA DISABLE = 0 V 0.18 Positive Power Supply Rejection +VS = 4.5 V to 5.5 V, −VS = 0 V −96 −123 dB Negative Power Supply Rejection +VS = 5 V, −VS = −0.5 V to +0.5 V −96 −121 dB |
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