AD8671AR Analog Devices Inc, AD8671AR Datasheet
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AD8671AR
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AD8671AR Summary of contents
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FEATURES Very low noise: 2.8 nV/√Hz p-p Wide bandwidth: 10 MHz Low input bias current max Low offset voltage: 75 μV max High open-loop gain: 120 dB min Low supply current typ per amplifier ...
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AD8671/AD8672/AD8674 TABLE OF CONTENTS Specifications ..................................................................................... 3 Electrical Characteristics, ±5.0 V ............................................... 3 Electrical Characteristics, ±15 V ................................................ 4 Absolute Maximum Ratings ............................................................ 5 ESD Caution .................................................................................. 5 Typical Performance Characteristics ............................................. 6 Applications ..................................................................................... 11 Power Dissipation Calculations ................................................ ...
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SPECIFICATIONS ELECTRICAL CHARACTERISTICS, ±5 ±5 25°C, unless otherwise noted Table 2. Parameter INPUT CHARACTERISTICS Offset Voltage Offset Voltage Drift AD8671 AD8672/AD8674 Input Bias Current Input Offset Current ...
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AD8671/AD8672/AD8674 ELECTRICAL CHARACTERISTICS, ± ± 25°C, unless otherwise noted Table 3. Parameter INPUT CHARACTERISTICS Offset Voltage Offset Voltage Drift AD8671 AD8672/AD8674 Input Bias Current Input Offset Current ...
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ABSOLUTE MAXIMUM RATINGS 1 Table 4. Parameter Supply Voltage Input Voltage Differential Input Voltage Output Short-Circuit Duration Storage Temperature Range All Packages Operating Temperature Range 8-Lead Packages 14-Lead Packages Junction Temperature Range All Packages Lead Temperature Range (Soldering, 60 sec) ...
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AD8671/AD8672/AD8674 TYPICAL PERFORMANCE CHARACTERISTICS FREQUENCY (Hz) Figure 7. Voltage Noise Density vs. Frequency 31.5 27.0 22.5 18.0 13.5 9.0 4 0.1 0.2 ...
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B 3.5 3.0 2.5 2.0 –I B 1.5 1.0 0.5 0 – TEMPERATURE (°C) Figure 13. Input Bias Current vs. Temperature 2.5 2.0 –I B 1.5 1.0 0 –0.5 –1.0 –40 ...
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AD8671/AD8672/AD8674 30000 ±5V 25000 20000 15000 ±15V 10000 5000 0 –40 25 TEMPERATURE (°C) Figure 19. Open-Loop Gain vs. Temperature 100 –10 –20 ...
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V = ±15V 200mV p –100 10kΩ OUT TIME (4μs/DIV) Figure 25. Positive Overdrive Recovery V = ±15V 200mV p –100 ...
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AD8671/AD8672/AD8674 0 –20 –40 –60 –80 –100 –120 –140 100 1k 10k 100k FREQUENCY (Hz) Figure 31. Channel Separation V = ±15V, ± 10M 100M Rev Page ...
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APPLICATIONS POWER DISSIPATION CALCULATIONS To achieve low voltage noise in a bipolar op amp, the current must be increased. The emitter-base theoretical voltage noise is approximately nV achieve the ...
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AD8671/AD8672/AD8674 OUTPUT PHASE REVERSAL Phase reversal is a change of polarity in the amplifier transfer function that occurs when the input voltage exceeds the supply voltage. The AD8671/AD8672/AD8674 do not exhibit phase reversal even when the input voltage is 1 ...
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TOTAL HARMONIC DISTORTION (THD) AND NOISE The AD8671/AD8672/AD8674 exhibit low total harmonic distortion (THD) over the entire audio frequency range. This makes them suitable for applications with high closed-loop gains, including audio applications. Figure 35 shows approximately 0.0006% of THD ...
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AD8671/AD8672/AD8674 LOW NOISE OP AMP BAND-PASS FILTER AD8671 AD8671 GPS RECEIVER GPS receivers require low noise to minimize RF effects. The precision of the AD8671 makes it an excellent choice for such applications. Its very low noise and wide bandwidth ...
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OUTLINE DIMENSIONS 0.25 (0.0098) 0.10 (0.0040) COPLANARITY IDENTIFIER 5.00 (0.1968) 4.80 (0.1890 6.20 (0.2441) 4.00 (0.1574) 1 5.80 (0.2284) 3.80 (0.1497) 4 1.27 (0.0500) BSC 1.75 (0.0688) 1.35 (0.0532) 8° 0° 0.51 (0.0201) 0.10 0.31 (0.0122) 0.25 (0.0098) ...
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AD8671/AD8672/AD8674 4.00 (0.1575) 3.80 (0.1496) 0.25 (0.0098) 0.10 (0.0039) COPLANARITY 0.10 4.50 4.40 4.30 PIN 1 1.05 1.00 0.80 0.15 0.05 COPLANARITY 0.10 8.75 (0.3445) 8.55 (0.3366 6.20 (0.2441) 1 5.80 (0.2283) 7 1.27 (0.0500) BSC 1.75 (0.0689) ...
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... AD8671AR-REEL –40°C to +125°C AD8671AR-REEL7 –40°C to +125°C AD8671ARZ –40°C to +125°C AD8671ARZ-REEL –40°C to +125°C AD8671ARZ-REEL7 –40°C to +125°C AD8671ARMZ –40°C to +125°C AD8671ARMZ-REEL –40°C to +125°C AD8672AR –40°C to +125°C AD8672AR-REEL – ...
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AD8671/AD8672/AD8674 NOTES Rev Page ...
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NOTES Rev Page AD8671/AD8672/AD8674 ...
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AD8671/AD8672/AD8674 NOTES ©2004–2010 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D03718–0–6/10(E) Rev Page ...