Datasheet AD8671, AD8672, AD8674 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Precision Low Noise, Low Input Bias Current, Quad Op Amp |
| 页数 / 页 | 20 / 3 — Data Sheet. AD8671/AD8672/AD8674. SPECIFICATIONS ELECTRICAL … |
| 修订版 | F |
| 文件格式/大小 | PDF / 443 Kb |
| 文件语言 | 英语 |
Data Sheet. AD8671/AD8672/AD8674. SPECIFICATIONS ELECTRICAL CHARACTERISTICS, ±5.0 V. Table 2. Parameter. Symbol. Conditions. Min. Typ
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Data Sheet AD8671/AD8672/AD8674 SPECIFICATIONS ELECTRICAL CHARACTERISTICS, ±5.0 V
VS = ±5.0 V, VCM = 0 V, TA = 25°C, unless otherwise noted.
Table 2. Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS Offset Voltage VOS 20 75 µV –40°C < TA < +125°C 30 125 µV Offset Voltage Drift ∆VOS/∆T –40°C < TA < +125°C AD8671 0.3 0.5 µV/°C AD8672/AD8674 0.3 0.8 µV/°C Input Bias Current IB –12 +3 +12 nA +25°C < TA < +125°C –20 +5 +20 nA –40°C < TA < +125°C –40 +8 +40 nA Input Offset Current IOS –12 +6 +12 nA +25°C < TA < +125°C –20 +6 +20 nA –40°C < TA < +125°C –40 +8 +40 nA Input Voltage Range –2.5 +2.5 V Common-Mode Rejection Ratio CMRR VCM = –2.5 V to +2.5 V 100 120 dB Large Signal Voltage Gain AVO RL = 2 kΩ, VO = –3 V to +3 V 1000 6000 V/mV Input Capacitance, Common Mode CINCM 6.25 pF Input Capacitance, Differential Mode CINDM 7.5 pF Input Resistance, Common Mode RIN 3.5 GΩ Input Resistance, Differential Mode RINDM 15 MΩ OUTPUT CHARACTERISTICS Output Voltage High VOH RL = 2 kΩ, –40°C to +125°C +3.8 +4.0 V Output Voltage Low VOL RL = 2 kΩ, –40°C to +125°C –3.9 –3.8 V Output Voltage High VOH RL = 600 Ω +3.7 +3.9 V Output Voltage Low VOL RL = 600 Ω –3.8 –3.7 V Output Current IOUT ±10 mA POWER SUPPLY Power Supply Rejection Ratio PSRR VS = ±4 V to ±18 V AD8671/AD8672 110 130 dB AD8674 106 115 dB Supply Current/Amplifier ISY VO = 0 V 3 3.5 mA –40°C < TA < +125°C 4.2 mA DYNAMIC PERFORMANCE Slew Rate SR RL = 2 kΩ 4 V/µs Settling Time tS To 0.1% (4 V step, G = 1) 1.4 µs To 0.01% (4 V step, G = 1) 5.1 µs Gain Bandwidth Product GBP 10 MHz NOISE PERFORMANCE Peak-to-Peak Noise en p-p 0.1 Hz to 10 Hz 77 100 nV p-p Voltage Noise Density en f = 1 kHz 2.8 3.8 nV/√Hz Current Noise Density in f = 1 kHz 0.3 pA/√Hz Channel Separation AD8672/AD8674 CS f = 1 kHz –130 dB f = 10 kHz –105 dB Rev. F | Page 3 of 20 Document Outline Specifications Electrical Characteristics, ±5.0 V Electrical Characteristics, ±15 V Absolute Maximum Ratings ESD Caution Typical Performance Characteristics Applications Power Dissipation Calculations Unity-Gain Follower Applications Output Phase Reversal Total Noise vs. Source Resistance Total Harmonic Distortion (THD) and Noise Driving Capacitive Loads GPS Receiver Band-Pass Filter PLL Synthesizers and Loop Filters Outline Dimensions Ordering Guide
VS = ±5.0 V, VCM = 0 V, TA = 25°C, unless otherwise noted.
Table 2. Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS Offset Voltage VOS 20 75 µV –40°C < TA < +125°C 30 125 µV Offset Voltage Drift ∆VOS/∆T –40°C < TA < +125°C AD8671 0.3 0.5 µV/°C AD8672/AD8674 0.3 0.8 µV/°C Input Bias Current IB –12 +3 +12 nA +25°C < TA < +125°C –20 +5 +20 nA –40°C < TA < +125°C –40 +8 +40 nA Input Offset Current IOS –12 +6 +12 nA +25°C < TA < +125°C –20 +6 +20 nA –40°C < TA < +125°C –40 +8 +40 nA Input Voltage Range –2.5 +2.5 V Common-Mode Rejection Ratio CMRR VCM = –2.5 V to +2.5 V 100 120 dB Large Signal Voltage Gain AVO RL = 2 kΩ, VO = –3 V to +3 V 1000 6000 V/mV Input Capacitance, Common Mode CINCM 6.25 pF Input Capacitance, Differential Mode CINDM 7.5 pF Input Resistance, Common Mode RIN 3.5 GΩ Input Resistance, Differential Mode RINDM 15 MΩ OUTPUT CHARACTERISTICS Output Voltage High VOH RL = 2 kΩ, –40°C to +125°C +3.8 +4.0 V Output Voltage Low VOL RL = 2 kΩ, –40°C to +125°C –3.9 –3.8 V Output Voltage High VOH RL = 600 Ω +3.7 +3.9 V Output Voltage Low VOL RL = 600 Ω –3.8 –3.7 V Output Current IOUT ±10 mA POWER SUPPLY Power Supply Rejection Ratio PSRR VS = ±4 V to ±18 V AD8671/AD8672 110 130 dB AD8674 106 115 dB Supply Current/Amplifier ISY VO = 0 V 3 3.5 mA –40°C < TA < +125°C 4.2 mA DYNAMIC PERFORMANCE Slew Rate SR RL = 2 kΩ 4 V/µs Settling Time tS To 0.1% (4 V step, G = 1) 1.4 µs To 0.01% (4 V step, G = 1) 5.1 µs Gain Bandwidth Product GBP 10 MHz NOISE PERFORMANCE Peak-to-Peak Noise en p-p 0.1 Hz to 10 Hz 77 100 nV p-p Voltage Noise Density en f = 1 kHz 2.8 3.8 nV/√Hz Current Noise Density in f = 1 kHz 0.3 pA/√Hz Channel Separation AD8672/AD8674 CS f = 1 kHz –130 dB f = 10 kHz –105 dB Rev. F | Page 3 of 20 Document Outline Specifications Electrical Characteristics, ±5.0 V Electrical Characteristics, ±15 V Absolute Maximum Ratings ESD Caution Typical Performance Characteristics Applications Power Dissipation Calculations Unity-Gain Follower Applications Output Phase Reversal Total Noise vs. Source Resistance Total Harmonic Distortion (THD) and Noise Driving Capacitive Loads GPS Receiver Band-Pass Filter PLL Synthesizers and Loop Filters Outline Dimensions Ordering Guide