AD648AQ AD [Analog Devices], AD648AQ Datasheet
AD648AQ
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AD648AQ Summary of contents
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FEATURES DC Performance 400 A max Quiescent Current 10 pA max Bias Current, Warmed Up (AD648C) 300 V max Offset Voltage (AD648C max Drift (AD648C p-p Noise, 0 Performance ...
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... Operating, Rated Performance Commercial ( +70 C) Industrial (– +85 C) Military (– +125 C) PACKAGE OPTIONS SOIC (R-8) Plastic (N-8) Cerdip (Q-8) AD648AQ, AD648SQ, AD648SQ/883B Metal Can (H-08A) Tape and Reel AD648JR-REEL, AD648JR-REEL7 Chips Available AD648JChips, AD648SChips (@ + 25 C and dc, unless otherwise noted) ...
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NOTES 1 Input Offset Voltage specifications are guaranteed after 5 minutes of operation Bias Current specifications are guaranteed maximum at either input after 5 minutes of operation at T every Matching is defined as ...
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AD648—Typical Characteristics –4– REV. C ...
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REV. C –5– AD648 ...
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AD648 APPLICATION NOTES The AD648 is a pair of JFET-input op amps with a guaranteed maximum I of less than 10 pA, and offset and drift laser- B trimmed to 0.3 mV and respectively (AD648C). AC specs ...
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Figure 23c shows a diode clamp protection scheme for an I-to-V converter using low leakage diodes. Because the diodes are con- nected to the op amp’s summing junction, which is a virtual ground, their leakage contribution is minimal. Figure 23c. ...
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AD648 The AD648 in this configuration provides a 700 kHz small sig- nal bandwidth and 1 typical slew rate. The 33 pF capaci- tor across the feedback resistor optimizes the circuit’s response. The oscilloscope photos in Figures 26a ...
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INSTRUMENTATION AMPLIFIER The AD648J’s maximum input current per amplifier makes it an excellent building block for the high input imped- ance instrumentation amplifier shown in Figure 29. Total cur- rent drain for this circuit is under 600 ...
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AD648 LOG RATIO AMPLIFIER Log ratio amplifiers are useful for a variety of signal condition- ing applications, such as linearizing exponential transducer out- puts and compressing analog signals having a wide dynamic range. The AD648’s picoamp level input current and ...
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REV. C OUTLINE DIMENSIONS Dimensions shown in inches and (mm). –11– AD648 ...
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–12– ...