AD524CDZ Analog Devices Inc, AD524CDZ Datasheet
AD524CDZ
Specifications of AD524CDZ
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AD524CDZ Summary of contents
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FEATURES Low noise: 0.3 μV p Low nonlinearity: 0.003 High CMRR: 120 1000) Low offset voltage: 50 μV Low offset voltage drift: 0.5 μV/°C Gain bandwidth product: 25 ...
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AD524 TABLE OF CONTENTS Features .............................................................................................. 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Product Highlights ........................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Absolute Maximum Ratings ............................................................ 8 Connection Diagrams .................................................................. 8 ESD Caution .................................................................................. 8 ...
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SPECIFICATIONS @ V = ± kΩ and T = +25°C, unless otherwise noted All min and max specifications are guaranteed. Specifications shown in boldface are tested on all production units at the final ...
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AD524 Parameter INPUT Input Impedance Differential Resistance Differential Capacitance Common-Mode Resistance Common-Mode Capacitance Input Voltage Range Maximum Differential Input Linear (V Maximum Common-Mode Linear (V Common-Mode Rejection with 1 kΩ Source Imbalance ...
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Parameter TEMPERATURE RANGE Specified Performance Storage POWER SUPPLY Power Supply Range Quiescent Current 1 Does not include effects of external resistor the maximum differential input voltage for specified nonlinearity ...
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AD524 Parameter INPUT CURRENT Input Bias Current vs. Temperature Input Offset Current vs. Temperature INPUT Input Impedance Differential Resistance Differential Capacitance Common-Mode Resistance Common-Mode Capacitance Input Voltage Range Maximum Differential Input Linear (V Maximum Common-Mode Linear (V Common-Mode Rejection DC ...
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Parameter REFERENCE INPUT Voltage Range Gain to Output TEMPERATURE RANGE Specified Performance Storage POWER SUPPLY Power Supply Range Quiescent Current 1 Does not include effects of external resistor the maximum ...
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AD524 ABSOLUTE MAXIMUM RATINGS Table 3. Parameter Supply Voltage Internal Power Dissipation 1 Input Voltage (Either Input Simultaneously Output Short-Circuit Duration Storage Temperature Range (R) (D, E) Operating Temperature Range AD524A/AD524B/AD524C AD524S Lead Temperature (Soldering, ...
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TYPICAL PERFORMANCE CHARACTERISTICS +25° SUPPLY VOLTAGE (±V) Figure 5. Input Voltage Range vs. Supply Voltage SUPPLY VOLTAGE (±V) Figure 6. Output ...
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AD524 INPUT VOLTAGE (±V) Figure 11. Input Bias Current vs. Input Voltage WARM-UP TIME (Minutes) ...
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S 1V p-p SINEWAVE 140 120 100 100 1k 10k FREQUENCY (Hz) Figure 17. Positive PSRR vs. Frequency 160 – p-p SINEWAVE 140 120 100 ...
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AD524 –12 TO +12 1% 0.1% – – OUTPUT STEP ( – –8 1% 0.1% +12 TO – SETTLING TIME (µs) Figure 23. Settling Time, Gain = 1 1mV ...
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TO +12 1% 0.1% – – OUTPUT STEP ( – –8 1% 0.1% +12 TO – SETTLING TIME (µs) Figure 29. Settling Time, Gain = ...
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AD524 TEST CIRCUITS INPUT 20V p-p –IN 10kΩ 0.01% 100kΩ +V 0.1% – 100 AD524 12 11kΩ 1kΩ 100Ω 1000 0.1% 0.1% 0. ...
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THEORY OF OPERATION The AD524 is a monolithic instrumentation amplifier based on the classic 3-op amp circuit. The advantage of monolithic construction is the closely matched components that enhance the performance of the input preamplifier. The preamplifier section develops the ...
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AD524 Voltage offset and drift comprise two components each; input and output offset and offset drift. Input offset is the component of offset that is directly proportional to gain, that is, input offset as measured at the output at G ...
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The AD524 can also be configured to provide gain in the output stage. Figure 37 shows an H pad attenuator connected to the reference and sense lines of the AD524. R1, R2, and R3 should be made as low as ...
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AD524 GROUNDING Many data acquisition components have two or more ground pins that are not connected together within the device. These grounds must be tied together at one point, usually at the system power-supply ground. Ideally, a single solid ground ...
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S SENSE AD524 REF 7 V – –V S AD711 Figure 45. Use of Reference Terminal to Provide Output Offset An instrumentation amplifier can be turned into ...
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AD524 PROGRAMMABLE GAIN Figure 47 shows the AD524 being used as a software program- mable gain amplifier. Gain switching can be accomplished with mechanical switches such as DIP switches or reed relays. It should be noted that the on resistance ...
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S + +INPUT AD524 G = 100 1000 – –INPUT 1 –V 39kΩ REF –V S AD589 + ...
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AD524 Table 5. Error Budget Analysis AD524C Error Source Specifications Gain Error ±0.25% Gain Instability 25 ppm Gain Nonlinearity ±0.003% Input Offset Voltage ±50 μV, RTI Input Offset Voltage Drift ±0.5 μV/°C – 1 Output Offset Voltage ±2 ...
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Figure 53 shows a simple application in which the variation of the cold-junction voltage of a Type J thermocouple-iron ± constantan is compensated for by a voltage developed in series by the temperature-sensitive output current of an AD590 semiconductor temperature ...
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AD524 OUTLINE DIMENSIONS 0.358 (9.09) 0.342 (8.69) CONTROLLING DIMENSIONS ARE IN INCHES; MILLIMETER DIMENSIONS (IN PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN. 0.30 (0.0118) 0.10 (0.0039) COPLANARITY 0.10 0.005 (0.13) MIN ...
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... AD524BD −40°C to +85°C AD524BDZ 1 −40°C to +85°C AD524BE −40°C to +85°C AD524CD −40°C to +85°C 1 AD524CDZ −40°C to +85°C AD524SD −55°C to +125°C AD524SD/883B −55°C to +125°C 2 5962-8853901EA −55°C to +125°C AD524SE/883B − ...
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AD524 NOTES Rev Page ...
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NOTES Rev Page AD524 ...
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AD524 NOTES ©2007 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D00500-0-11/07(F) Rev Page ...