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ADA4805-1ARJZ-R2 数据表(PDF) 5 Page - Analog Devices |
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ADA4805-1ARJZ-R2 数据表(HTML) 5 Page - Analog Devices |
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5 / 25 page  Data Sheet ADA4805-1/ADA4805-2 Parameter Test Conditions/Comments Min Typ Max Unit SHUTDOWN PIN SHUTDOWN Voltage Low Powered down <1.5 V High Enabled >1.9 V SHUTDOWN Current Low Powered down −1.0 0.1 µA High Enabled 0.01 1.0 µA Turn-Off Time 50% of SHUTDOWN to <10% of enabled quiescent current 0.9 1.25 µs Turn-On Time 50% of SHUTDOWN to >90% of final VOUT 3 4 µs OUTPUT CHARACTERISTICS Overdrive Recovery Time (Rising/Falling Edge) VIN = −1 V to +6 V, G = +2 130/145 ns Output Voltage Swing RL = 2 kΩ 0.02 4.98 V Short-Circuit Current Sinking/sourcing 73/63 mA Linear Output Current <1% THD at 100 kHz, VOUT = 2 V p-p ±47 mA Off Isolation VIN = 0.5 V p-p, f = 1 MHz, SHUTDOWN = −VS 41 dB Capacitive Load Drive 30% overshoot 15 pF POWER SUPPLY Operating Range 2.7 10 V Quiescent Current per Amplifier Enabled 500 520 µA SHUTDOWN = −VS 2.9 4 µA Power Supply Rejection Ratio Positive +VS = 1.5 V to 3.5 V, −VS = −2.5 V 100 120 dB Negative +VS = 2.5 V, −VS = −1.5 V to −3.5 V 100 126 dB 1 fC is the fundamental frequency. 2 Guaranteed, but not tested. 3 V SUPPLY VS = 3 V at TA = 25°C; RF = 0 Ω for G = +1; otherwise, RF = 1 kΩ; RL = 2 kΩ to midsupply; unless otherwise noted. All specifications are per amplifier. Table 4. Parameter Test Conditions/Comments Min Typ Max Unit DYNAMIC PERFORMANCE −3 dB Bandwidth G = +1, VOUT = 0.02 V p-p 95 MHz G = +1, VOUT = 1 V p-p, +VS = 2 V, −VS = −1 V 30 MHz Bandwidth for 0.1 dB Flatness G = +1, VOUT = 0.02 V p-p 35 MHz Slew Rate G = +1, VOUT = 1 V step, +VS = 2 V, −VS = −1 V 85 V/µs Settling Time to 0.1% G = +1, VOUT = 1 V step 41 ns NOISE/DISTORTION PERFORMANCE Harmonic Distortion, HD2/HD31 fC = 20 kHz, VOUT = 1 V p-p, +VS = 2 V, −VS = −1 V −123/−143 dBc fC = 100 kHz, VOUT = 1 V p-p, +VS = 2 V, −VS = −1 V −107/−133 dBc Input Voltage Noise f = 100 kHz 6.3 nV/√Hz Input Voltage Noise 1/f Corner 8 Hz 0.1 Hz to 10 Hz Voltage Noise 55 nV rms Input Current Noise f = 100 kHz 0.8 pA/√Hz Rev. B | Page 5 of 25 |
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