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ADA4898-1YRDZ-R7 数据表(PDF) 3 Page - Analog Devices |
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ADA4898-1YRDZ-R7 数据表(HTML) 3 Page - Analog Devices |
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3 / 20 page  Data Sheet ADA4898-1/ADA4898-2 SPECIFICATIONS ±15 V SUPPLY TA = 25°C, G = +1, RF = 0 Ω, RG open, RL = 1 kΩ to GND (for G > 1, RF = 100 Ω), unless otherwise noted. Table 1. Parameter Conditions Min Typ Max Unit DYNAMIC PERFORMANCE −3 dB Bandwidth VOUT = 100 mV p-p 65 MHz VOUT = 2 V p-p 14 MHz Bandwidth for 0.1 dB Flatness G = +2, VOUT = 2 V p-p 3.3 MHz Slew Rate VOUT = 5 V step 55 V/µs Settling Time to 0.1% VOUT = 5 V step 85 ns NOISE/DISTORTION PERFORMANCE Harmonic Distortion SFDR f = 100 kHz, VOUT = 2 V p-p −116 dBc f = 500 kHz, VOUT = 2 V p-p −93 dBc f = 1 MHz, VOUT = 2 V p-p −79 dBc Input Voltage Noise f = 1 kHz 0.9 nV/√Hz Input Current Noise f = 1 kHz 2.4 pA/√Hz DC PERFORMANCE Input Offset Voltage RF = 1 kΩ, see Figure 43 20 125 µV Input Offset Voltage Drift RF = 1 kΩ, see Figure 43 1 µV/°C Input Bias Current RF = 1 kΩ, see Figure 43 −0.1 −0.4 µA Input Bias Offset Current RF = 1 kΩ, see Figure 43 0.03 0.3 µA Input Bias Current Drift RF = 1 kΩ, see Figure 43 2 nA/°C Open-Loop Gain VOUT = ±5 V 99 103 dB INPUT CHARACTERISTICS Input Resistance Differential mode 5 kΩ Common mode 30 MΩ Input Capacitance Differential mode 3.2 pF Common mode 2.5 pF Input Common-Mode Voltage Range See Figure 43 ±11 V Common-Mode Rejection Ratio VCM = ±2 V −103 −126 dB PD (POWER-DOWN) PIN (ADA4898-1) PD Input Voltages Chip powered down ≤−14 V Chip enabled ≥−13 V PD Turn On Time VOUT = 100 mV p-p 100 ns PD Turn Off Time VOUT = 100 mV p-p 20 μs Input Leakage Current PD = +VS 0.1 µA PD = −VS −0.2 µA OUTPUT CHARACTERISTICS Output Voltage Swing RL // (RF + RG) = 500 Ω, see Figure 43 −11.0 to +11.8 −11.7 to +12.1 V RL // (RF + RG) = 1 kΩ, see Figure 43 −12.5 to +12.5 −12.8 to +12.7 V Linear Output Current f = 100 kHz, SFDR = −70 dBc, RL = 150 Ω 40 mA Short-Circuit Current Sinking/sourcing 150 mA Off Isolation f = 1 MHz, PD = −VS 80 dB POWER SUPPLY Operating Range ±4.5 ±16.5 V Quiescent Current per Amplifier PD = +VS 7.9 8.7 mA PD = −VS 0.1 0.3 mA Positive Power Supply Rejection Ratio +VS = 15 V to 17 V, −VS = −15 V −98 −107 dB Negative Power Supply Rejection Ratio +VS = 15 V, −VS = −15 V to −17 V −100 −114 dB Rev. E | Page 3 of 20 |
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