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ADA4895-1ARZ-R7 数据表(PDF) 4 Page - Analog Devices |
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ADA4895-1ARZ-R7 数据表(HTML) 4 Page - Analog Devices |
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4 / 24 page  ADA4895-1/ADA4895-2 Data Sheet Parameter Test Conditions/Comments Min Typ Max Unit DISABLEx PIN DISABLEx Voltage Device enabled >+VS − 0.5 V Device disabled <+VS − 2 V Input Current per Amplifier Device Enabled DISABLEx = +5 V −1.1 µA Device Disabled DISABLEx = −5 V −40 µA Switching Speed Device Enabled 0.25 µs Device Disabled 6 µs ±2.5 V (OR +5 V) SUPPLY TA = 25°C, G = +10, RF = 249 Ω, RL = 1 kΩ to midsupply, unless otherwise noted. Table 3. Parameter Test Conditions/Comments Min Typ Max Unit DYNAMIC PERFORMANCE −3 dB Bandwidth VOUT = 0.2 V p-p 216 MHz VOUT = 2 V p-p 131 MHz VOUT = 0.2 V p-p, G = +20, RF = 1 kΩ 113 MHz Bandwidth for 0.1 dB Flatness VOUT = 2 V p-p, RL = 100 Ω 7.9 MHz Slew Rate VOUT = 3 V step 706 V/µs Settling Time to 0.1% VOUT = 2 V step 21 ns NOISE/HARMONIC PERFORMANCE Harmonic Distortion (SFDR) fC = 100 kHz, VOUT = 2 V p-p −94 dBc fC = 1 MHz, VOUT = 2 V p-p −75 dBc fC = 2 MHz, VOUT = 2 V p-p −69 dBc fC = 5 MHz, VOUT = 2 V p-p −61 dBc Input Voltage Noise f = 10 Hz, G = +25.9 1.8 nV/√Hz f = 100 kHz, G = +25.9 1 nV/√Hz Input Current Noise f = 10 Hz, RF = 10 kΩ, RG = 1.1 kΩ, RS = 1 kΩ 14 pA/√Hz f = 100 kHz, RF = 10 kΩ, RG = 1.1 kΩ, RS = 1 kΩ 1.7 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 −350 +53 +350 µV Input Offset Voltage Drift 0.15 µV/°C Input Bias Current −16 −11 −6 µA Input Bias Current Drift 1.2 nA/°C Input Bias Offset Current −0.6 −0.02 +0.6 µA Open-Loop Gain VOUT = −2 V to +2 V 97 108 dB INPUT CHARACTERISTICS Input Resistance Common mode/differential mode 10 M/10 k Ω Input Capacitance Common mode/differential mode 3/11 pF Input Common-Mode Voltage Range −2.4 to +1.6 V Common-Mode Rejection VCM = −1.5 V to +1.5 V −98 −110 dB OUTPUT CHARACTERISTICS Output Overdrive Recovery Time VIN = −0.275 V to +0.275 V 90 ns Positive Output Voltage Swing RL = 1 kΩ 2.35 2.48 V RL = 100 Ω 2.3 2.38 V Negative Output Voltage Swing RL = 1 kΩ −2.35 −2.48 V RL = 100 Ω −2.3 −2.38 V Linear Output Current SFDR = −45 dBc 64 mA rms Short-Circuit Current Sinking/sourcing 111/98 mA Capacitive Load Drive 30% overshoot 6 pF Rev. B | Page 4 of 24 |
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