Datasheet ADA4805-1, ADA4805-2 (Analog Devices) - 3

HerstellerAnalog Devices
Beschreibung0.2 µV/°C Offset Drift, 105 MHz Low Power, Low Noise, Rail-to-Rail Amplifier
Seiten / Seite25 / 3 — Data Sheet. ADA4805-1/ADA4805-2. SPECIFICATIONS ±5 V SUPPLY. Table 2. …
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DokumentenspracheEnglisch

Data Sheet. ADA4805-1/ADA4805-2. SPECIFICATIONS ±5 V SUPPLY. Table 2. Parameter. Test Conditions/Comments. Min. Typ. Max. Unit

Data Sheet ADA4805-1/ADA4805-2 SPECIFICATIONS ±5 V SUPPLY Table 2 Parameter Test Conditions/Comments Min Typ Max Unit

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Data Sheet ADA4805-1/ADA4805-2 SPECIFICATIONS ±5 V SUPPLY
VS = ±5 V at TA = 25°C; RF = 0 Ω for G = +1; otherwise, RF = 1 kΩ; RL = 2 kΩ to ground; unless otherwise noted. All specifications are per amplifier.
Table 2. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth G = +1, VOUT = 0.02 V p-p 120 MHz G = +1, VOUT = 2 V p-p 40 MHz Bandwidth for 0.1 dB Flatness G = +1, VOUT = 0.02 V p-p 18 MHz Slew Rate G = +1, VOUT = 2 V step 190 V/µs G = +2, VOUT = 4 V step 250 V/µs Settling Time to 0.1% G = +1, VOUT = 2 V step 35 ns G = +2, VOUT = 4 V step 78 ns NOISE/DISTORTION PERFORMANCE Harmonic Distortion, HD2/HD31 fC = 20 kHz, VOUT = 2 V p-p −114/−140 dBc fC = 100 kHz, VOUT = 2 V p-p −102/−128 dBc fC = 20 kHz, VOUT = 4 V p-p, G = +1 −109/−143 dBc fC = 100 kHz, VOUT = 4 V p-p, G = +1 −93/−130 dBc fC = 20 kHz, VOUT = 4 V p-p, G = +2 −113/−142 dBc fC = 100 kHz, VOUT = 4 V p-p, G = +2 −96/−130 dBc Input Voltage Noise f = 100 kHz 5.2 nV/√Hz Input Voltage Noise 1/f Corner Frequency 8 Hz 0.1 Hz to 10 Hz Voltage Noise 44 nV rms Input Current Noise f = 100 kHz 0.7 pA/√Hz DC PERFORMANCE Input Offset Voltage 13 125 µV Input Offset Voltage Drift2 TMIN to TMAX, 4 σ 0.2 1.5 µV/°C Input Bias Current 550 800 nA Input Offset Current 2.1 25 nA Open-Loop Gain VOUT = −4.0 V to +4.0 V 107 111 dB INPUT CHARACTERISTICS Input Resistance Common Mode 50 MΩ Differential Mode 260 kΩ Input Capacitance 1 pF Input Common-Mode Voltage Range −5.1 +4 V Common-Mode Rejection Ratio VIN, CM = −4.0 V to +4.0 V 103 130 dB SHUTDOWN PIN SHUTDOWN Voltage Low Powered down <−1.3 V High Enabled >−0.9 V SHUTDOWN Current Low Powered down −1.0 0.2 µA High Enabled 0.02 1.0 µA Turn-Off Time 50% of SHUTDOWN to <10% of enabled 1.25 2.75 µs quiescent current Turn-On Time 50% of SHUTDOWN to >90% of final VOUT 2 3 µs OUTPUT CHARACTERISTICS Output Overdrive Recovery Time VIN = +6 V to −6 V, G = +2 95/100 ns (Rising/Falling Edge) Output Voltage Swing RL = 2 kΩ −4.98 +4.98 V Rev. B | Page 3 of 25 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATIONS CIRCUIT TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±5 V SUPPLY 5 V SUPPLY 3 V SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION AMPLIFIER DESCRIPTION INPUT PROTECTION SHUTDOWN OPERATION NOISE CONSIDERATIONS APPLICATIONS INFORMATION SLEW ENHANCEMENT EFFECT OF FEEDBACK RESISTOR ON FREQUENCY RESPONSE COMPENSATING PEAKING IN LARGE SIGNAL FREQUENCY RESPONSE DRIVING LOW POWER, HIGH RESOLUTION SUCCESSIVE APPROXIMATION REGISTER (SAR) ADCs DYNAMIC POWER SCALING SINGLE-ENDED TO DIFFERENTIAL CONVERSION LAYOUT CONSIDERATIONS Ground Plane Power Supply Bypassing OUTLINE DIMENSIONS ORDERING GUIDE