AD745AN Analog Devices, AD745AN Datasheet
AD745AN
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AD745AN Summary of contents
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... SOURCE RESISTANCE – REV. C Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. 8-Pin Plastic Mini-DIP (N) & ...
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AD745–SPECIFICATIONS Model 1 INPUT OFFSET VOLTAGE Initial Offset Initial Offset vs. Temp. vs. Supply (PSRR) vs. Supply (PSRR) 3 INPUT BIAS CURRENT Either Input Either Input @ T MAX Either Input Either Input INPUT OFFSET ...
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... V S and – Model AD745JN AD745AN AD745JR- Plastic DIP Small Outline IC C/W METALIZATION PHOTOGRAPH Dimensions shown in inches and (mm). –3– AD745 ORDERING GUIDE Package ...
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AD745 –Typical Characteristics 10k LOAD – – SUPPLY VOLTAGE VOLTS Figure 1. Input Voltage Swing vs. Supply Voltage ...
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PHASE GAIN –20 –20 100 1k 10k 100k 1M 10M 100M FREQUENCY – Hz Figure 10. Open-Loop Gain and Phase vs. Frequency 120 110 100 90 ...
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AD745 –Typical Characteristics 72 TOTAL UNITS = 760 –15 –10 – INPUT OFFSET VOLTAGE DRIFT – Figure 19. Distribution of Offset ...
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OP AMP PERFORMANCE JFET VS. BIPOLAR The AD745 offers the low input voltage noise of an industry standard bipolar op amp without its inherent input current errors. This is demonstrated in Figure 24, which compares input voltage noise vs. input ...
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AD745 Figures 26 and 27 show two ways to buffer and amplify the output of a charge output transducer. Both require using an amplifier which has a very high input impedance, such as the AD745. Figure 26 shows a model ...
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HOW CHIP PACKAGE TYPE AND POWER DISSIPATION AFFECT INPUT BIAS CURRENT As with all JFET input amplifiers, the input bias current of the AD745 is a direct function of device junction temperature, I approximately doubling every 10 C. Figure 30 ...
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AD745 TWO HIGH PERFORMANCE ACCELEROMETER AMPLIFIERS Two of the most popular charge-out transducers are hydro- phones and accelerometers. Precision accelerometers are typi- cally calibrated for a charge output (pC/g).* Figures 35a and 35b show two ways in which to configure ...
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Design Considerations for I-to-V Converters There are some simple rules of thumb when designing an I-V converter where there is significant source capacitance (as with a photodiode) and bandwidth needs to be optimized. Consider the circuit of Figure 37. The ...
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AD745 FOR R >> Figure 40. Optional External Components for Balancing Source Impedances 8-Pin Cerdip ...