Datasheet ADA4805-2-EP (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 0.2 µV/°C Offset Drift, 105 MHz Low Power, Low Noise, Rail-to-Rail Amplifier |
| 页数 / 页 | 9 / 4 — ADA4805-2-EP. Enhanced Product. 5 V SUPPLY. Table 3. Parameter. Test … |
| 文件格式/大小 | PDF / 249 Kb |
| 文件语言 | 英语 |
ADA4805-2-EP. Enhanced Product. 5 V SUPPLY. Table 3. Parameter. Test Conditions/Comments. Min. Typ. Max. Unit
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ADA4805-2-EP Enhanced Product 5 V SUPPLY
VS = 5 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 3. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth G = +1, VOUT = 0.02 V p-p 105 MHz G = +1, VOUT = 2 V p-p 35 MHz Bandwidth for 0.1 dB Flatness G = +1, VOUT = 0.02 V p-p 20 MHz Slew Rate G = +1, VOUT = 2 V step 160 V/µs G = +2, VOUT = 4 V step 220 V/µs Settling Time to 0.1% G = +1, VOUT = 2 V step 35 ns G = +2, VOUT = 4 V step 82 ns NOISE/DISTORTION PERFORMANCE Harmonic Distortion, HD2/HD31 fC = 20 kHz, VOUT = 2 V p-p −114/−135 dBc fC = 100 kHz, VOUT = 2 V p-p −102/−126 dBc fC = 20 kHz, G = +2, VOUT = 4 V p-p −107/−143 dBc fC = 100 kHz, G = +2, VOUT = 4 V p-p −90/−130 dBc Input Voltage Noise f = 100 kHz 5.9 nV/√Hz Input Voltage Noise 1/f Corner 8 Hz 0.1 Hz to 10 Hz Voltage Noise 54 nV rms Input Current Noise f = 100 kHz 0.6 pA/√Hz DC PERFORMANCE Input Offset Voltage 9 125 µV Input Offset Voltage Drift2 TMIN to TMAX 0.4 2.7 µV/°C Input Bias Current 470 720 nA Input Offset Current 0.4 nA Open-Loop Gain VOUT = 1.25 V to 3.75 V 105 109 dB INPUT CHARACTERISTICS Input Resistance Common Mode 50 MΩ Differential Mode 260 kΩ Input Capacitance 1 pF Input Common-Mode Voltage Range −0.1 +4 V Common-Mode Rejection Ratio VIN, CM = 1.25 V to 3.75 V 103 133 dB OUTPUT CHARACTERISTICS Overdrive Recovery Time (Rising/Falling VIN = −1 V to +6 V, G = +2 130/145 ns Edge) 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 Capacitive Load Drive 30% overshoot 15 pF POWER SUPPLY Operating Range 2.7 10 V Quiescent Current per Amplifier 500 520 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. Rev. 0 | Page 4 of 9 Document Outline FEATURES ENHANCED PRODUCT 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 CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OUTLINE DIMENSIONS ORDERING GUIDE
VS = 5 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 3. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth G = +1, VOUT = 0.02 V p-p 105 MHz G = +1, VOUT = 2 V p-p 35 MHz Bandwidth for 0.1 dB Flatness G = +1, VOUT = 0.02 V p-p 20 MHz Slew Rate G = +1, VOUT = 2 V step 160 V/µs G = +2, VOUT = 4 V step 220 V/µs Settling Time to 0.1% G = +1, VOUT = 2 V step 35 ns G = +2, VOUT = 4 V step 82 ns NOISE/DISTORTION PERFORMANCE Harmonic Distortion, HD2/HD31 fC = 20 kHz, VOUT = 2 V p-p −114/−135 dBc fC = 100 kHz, VOUT = 2 V p-p −102/−126 dBc fC = 20 kHz, G = +2, VOUT = 4 V p-p −107/−143 dBc fC = 100 kHz, G = +2, VOUT = 4 V p-p −90/−130 dBc Input Voltage Noise f = 100 kHz 5.9 nV/√Hz Input Voltage Noise 1/f Corner 8 Hz 0.1 Hz to 10 Hz Voltage Noise 54 nV rms Input Current Noise f = 100 kHz 0.6 pA/√Hz DC PERFORMANCE Input Offset Voltage 9 125 µV Input Offset Voltage Drift2 TMIN to TMAX 0.4 2.7 µV/°C Input Bias Current 470 720 nA Input Offset Current 0.4 nA Open-Loop Gain VOUT = 1.25 V to 3.75 V 105 109 dB INPUT CHARACTERISTICS Input Resistance Common Mode 50 MΩ Differential Mode 260 kΩ Input Capacitance 1 pF Input Common-Mode Voltage Range −0.1 +4 V Common-Mode Rejection Ratio VIN, CM = 1.25 V to 3.75 V 103 133 dB OUTPUT CHARACTERISTICS Overdrive Recovery Time (Rising/Falling VIN = −1 V to +6 V, G = +2 130/145 ns Edge) 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 Capacitive Load Drive 30% overshoot 15 pF POWER SUPPLY Operating Range 2.7 10 V Quiescent Current per Amplifier 500 520 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. Rev. 0 | Page 4 of 9 Document Outline FEATURES ENHANCED PRODUCT 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 CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OUTLINE DIMENSIONS ORDERING GUIDE