AD526JNZ Analog Devices Inc, AD526JNZ Datasheet
AD526JNZ
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AD526JNZ Summary of contents
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FEATURES Digitally Programmable Binary Gains from Two-Chip Cascade Mode Achieves Binary Gain from 1 to 256 Gain Error: 0.01% Max, Gain = Grade) 0.02% Max, Gain = Grade) 0.5 ...
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AD526–SPECIFICATIONS Model Min GAIN Gain Range (Digitally Programmable Gain Error Gain = 1 Gain = 2 Gain = 4 Gain = 8 Gain = 16 Gain Error Drift Over Temperature ...
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Model Min NOISE, ALL GAINS Voltage Noise, RTI 0 Voltage Noise Density, RTI 100 kHz kHz DYNAMIC RESPONSE –3 dB Bandwidth (Small Signal) ...
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AD526–Typical Performance Characteristics SUPPLY VOLTAGE – V Figure 1. Output Voltage Swing vs. Supply Voltage 100nA 10nA 1nA 100pA 10pA 1pA ...
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FREQUENCY – Hz Figure 10. Noise Spectral Density Figure 13. Large Signal Pulse Response and Settling Time Figure 16. Small Signal Pulse Response *For Settling Time ...
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AD526 Figure 19. Large Signal Pulse Response and Settling Time Figure 22. Small Signal Pulse Response, Gain = 16 100 10k 100k 1M 10M ...
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Figure 28. Gain Change Settling Time,* Gain Change +15V –15V DATA DYNAMICS 5109 (OR EQUIVALENT FLAT-TOP PULSE GENERATOR) AD526 5. 1.4k 8 715 ...
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AD526 THEORY OF OPERATION The AD526 is a complete software programmable gain amplifier (SPGA) implemented monolithically with a drift-trimmed BiFET amplifier, a laser wafer trimmed resistor network, JFET analog switches and TTL compatible gain code latches. A particular gain is ...
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TIMING AND CONTROL Table I. Logic Input Truth Table Gain Code Control Condition CLK ( Gain Previous State ...
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AD526 GROUNDING AND BYPASSING Proper signal and grounding techniques must be applied in board layout so that specified performance levels of precision data acquisition components, such as the AD526, are not degraded shown in Figure 37, logic and ...
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OFFSET NULLING Input voltage offset nulling of the AD526 is best accomplished at a gain of 16, since the referred-to-input (RTI) offset is ampli- fied the most at this gain and therefore is most easily trimmed. The resulting trimmed value ...
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AD526 FLOATING-POINT CONVERSION High resolution converters are used in systems to obtain high accuracy, improve system resolution or increase dynamic range. There are a number of high resolution converters available with throughput rates of 66.6 kHz that can be purchased ...
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HIGH ACCURACY A/D CONVERTERS Very high accuracy and high resolution floating-point A/D con- verters can be achieved by the incorporation of offset and gain calibration routines. There are two techniques commonly used for calibration, a hardware circuit as shown in ...
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AD526 16-Lead Plastic DIP Package (N-16) 0.87 (22.1) MAX 16 9 0.25 0.31 (6.25) (7.87 PIN 1 0.035 (0.89) 0.18 0.125 (3.18) (4.57) MIN SEATING 0.018 0.100 0.033 PLANE (0.46) (2.54) (0.84) OUTLINE DIMENSIONS Dimensions shown in inches ...