Datasheet ADA4841-1, ADA4841-2 (Analog Devices) - 5

FabricanteAnalog Devices
DescripciónLow Power, Low Noise and Distortion, Rail-to-Rail Output Amplifier
Páginas / Página20 / 5 — Data Sheet. ADA4841-1/ADA4841-2. Table 3. Parameter. Conditions. Min. …
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Data Sheet. ADA4841-1/ADA4841-2. Table 3. Parameter. Conditions. Min. Typ. Max Unit

Data Sheet ADA4841-1/ADA4841-2 Table 3 Parameter Conditions Min Typ Max Unit

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Data Sheet ADA4841-1/ADA4841-2
TA = 25°C, VS = 3 V, RL = 1 kΩ, Gain =+1, VCM = 1.5 V, unless otherwise noted.
Table 3. Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth VO = 0.02 V p-p 52 80 MHz Slew Rate G = +1, VO = 2 V step, RL = 1 kΩ 10 12 V/µs Settling Time to 0.1% G = +1, VO = 1 V step 120 ns Settling Time to 0.01% G = +1, VO = 1 V step 250 ns NOISE/HARMONIC PERFORMANCE Harmonic Distortion HD2/HD3 fC = 100 kHz, VO = 1 V p-p −97/−100 dBc fC = 1 MHz, VO = 1 V p-p −79/−80 dBc Input Voltage Noise f = 100 kHz 2.1 nV/√Hz Input Current Noise f = 100 kHz 1.4 pA/√Hz DC PERFORMANCE Input Offset Voltage 40 300 µV Input Offset Voltage Drift 1 µV/°C Input Bias Current 3 5.3 µA Input Offset Current 0.1 0.5 µA Open-Loop Gain VO = 0.5 V to 2.5 V 101 123 dB INPUT CHARACTERISTICS Input Resistance, Common Mode 90 MΩ Input Resistance, Differential Mode 25 kΩ Input Capacitance, Common Mode 1 pF Input Capacitance, Differential Mode 3 pF Input Common-Mode Voltage Range −0.1 +2 V Common-Mode Rejection Ratio (CMRR) VCM =  0.4 V 86 115 dB MATCHING CHARACTERISTICS (ADA4841-2) Input Offset Voltage 70 µV Input Bias Current 60 nA POWER DOWN PIN (ADA4841-1) POWER DOWN Voltage Enabled >1.6 POWER DOWN Voltage Power down <1.2 V Input Current Enable POWER DOWN = 3 V 1 2 µA Power Down POWER DOWN = 0 V −10 −30 µA Switching Speed Enable 1 µs Power Down 40 µs OUTPUT CHARACTERISTICS Output Voltage Swing G > +1 0.045 to 2.955 0.023 to 2.988 V Output Current Limit Sourcing, VIN = +VS, RL = 50 Ω to VCM 30 mA Sinking, VIN = −VS, RL = 50 Ω to VCM 60 mA Capacitive Load Drive 30% overshoot 30 pF POWER SUPPLY Operating Range 2.7 12 V Quiescent Current/Amplifier POWER DOWN = 3 V 1.1 1.3 mA POWER DOWN = 0 V 25 60 µA Positive Power Supply Rejection Ratio +VS = +3 V to +4 V, −VS = 0 V 95 110 dB Negative Power Supply Rejection Ratio +VS = +3 V, −VS = 0 V to −1 V 96 120 dB Rev. G | Page 5 of 20 Document Outline FEATURES APPLICATIONS CONNECTION DIAGRAMS GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION AMPLIFIER DESCRIPTION DC ERRORS NOISE CONSIDERATIONS HEADROOM CONSIDERATIONS CAPACITANCE DRIVE INPUT PROTECTION POWER-DOWN OPERATION APPLICATIONS INFORMATION TYPICAL PERFORMANCE VALUES 16-BIT ADC DRIVER RECONSTRUCTION FILTER LAYOUT CONSIDERATIONS GROUND PLANE POWER SUPPLY BYPASSING OUTLINE DIMENSIONS ORDERING GUIDE