AD8224ACPZ-RL Analog Devices Inc, AD8224ACPZ-RL Datasheet
AD8224ACPZ-RL
Specifications of AD8224ACPZ-RL
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AD8224ACPZ-RL Summary of contents
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FEATURES Two channels in a small 4 mm × LFCSP Custom LFCSP package with hidden paddle Permits routing and vias underneath package Allows full bias current performance Low input currents 10 pA maximum input bias current (B Grade) ...
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AD8224 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Absolute Maximum Ratings ............................................................ 9 Thermal Resistance ...................................................................... 9 ESD Caution .................................................................................. 9 Pin ...
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SPECIFICATIONS + − = − REF individual instrumentation amplifier configured for a single-ended output or dual instrumentation amplifiers configured for differential outputs as shown in Figure 63. ...
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AD8224 Parameter GAIN Gain Range Gain Error 100 G = 1000 Gain Nonlinearity 100 G = 1000 ...
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+ − = − REF dynamic performance of each individual instrumentation amplifier. Table 3. Dynamic Performance of Each Individual Amplifier—Single-Ended Output Configuration, V Parameter DYNAMIC RESPONSE Small ...
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AD8224 − 2 25° REF A individual instrumentation amplifier configured for a single-ended output or dual instrumentation amplifiers configured for ...
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Parameter GAIN Gain Range Gain Error 100 G = 1000 Nonlinearity 100 G = 1000 100 ...
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AD8224 − 2 25° REF A dynamic performance of each individual instrumentation amplifier. Table 6. Dynamic Performance of Each Individual ...
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ABSOLUTE MAXIMUM RATINGS Table 8. Parameter Supply Voltage Power Dissipation Output Short-Circuit Current Input Voltage (Common Mode) Differential Input Voltage Storage Temperature Range 2 Operating Temperature Range Lead Temperature (Soldering, 10 sec) Junction Temperature Package Glass Transition Temperature ESD (Human ...
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AD8224 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS NOTES 1. THE AD8224 COMES IN TWO PACKAGE TYPES—EACH LEAD Table 11. Pin Function Descriptions Pin Number Mnemonic 1 −IN1 +IN1 ...
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TYPICAL PERFORMANCE CHARACTERISTICS 25° ± =10 kΩ, unless otherwise noted 400 350 300 250 200 150 100 50 0 –40 –20 0 CMRR (µV/V) Figure 4. Typical Distribution of CMRR ( 400 ...
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AD8224 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0 TIME (s) Figure 10. Change in Input Offset Voltage vs. Warmup Time 150 GAIN = 1000 130 GAIN = 100 110 GAIN = 10 90 GAIN ...
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GAIN = 1000 GAIN = 100 120 GAIN = 10 100 GAIN = 100 1000 10000 FREQUENCY (Hz) Figure 16. CMRR vs. Frequency 160 GAIN = 1000 140 GAIN = 100 120 GAIN ...
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AD8224 R = 10kΩ LOAD V = ±15V S –10 –8 –6 –4 –2 0 OUTPUT VOLTAGE (V) Figure 22. Gain Nonlinearity 100 R LOAD R = 10kΩ LOAD V = ±15V S –10 –8 –6 –4 –2 ...
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–1 +125°C –40°C –2 +25°C +85°C NOTES 1. THE AD8224 CAN OPERATE THE NEGATIVE SUPPLY, BUT THE BIAS CURRENT WILL INCREASE SHARPLY. +1 –40°C +25°C +85°C +125°C V – S –1 2 ...
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AD8224 –1 +125°C – +125°C V – (mA) OUT Figure 34. Output Voltage Swing vs. Output Current 47pF NO LOAD 100pF 20mV/DIV 5µs/DIV XX XX XXX ...
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XX 5V/DIV 8.1μs TO 0.01% 0.002%/DIV 9.6μs TO 0.001 XXX (X) Figure 40. Large Signal Pulse Response and Settle Time 100 kΩ ± LOAD S REF XX 5V/DIV 58μs ...
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AD8224 20mV/DIV XXX Figure 46. Small Signal Pulse Response kΩ 100 pF, V LOAD LOAD 20mV/DIV XXX Figure 47. Small Signal Pulse Response 10 kΩ ...
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SOURCE GAIN = 1000 V = 20V p-p OUT 160 THERMAL CROSSTALK 140 VARIES WITH LOAD 120 GAIN = 1 100 100 1k 10k FREQUENCY (Hz) Figure 52. Channel Separation vs. Frequency ...
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AD8224 THEORY OF OPERATION +V S NODE A 24.7kΩ + –V PINCH S I The AD8224 is a JFET input, monolithic instrumentation amplifier based on the classic three op amp topology (see Figure 55). ...
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Table 12. Gains Achieved Using 1% Resistors 1% Standard Table Value of R (Ω) G 49.9 k 12.4 k 5.49 k 2.61 k 1.00 k 499 249 100 49.9 The AD8224 defaults when no gain resistor ...
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AD8224 Because the AD8224 dissipates little power, heat dissipation is rarely an issue. If improved heat dissipation is desired (for example, when driving heavy loads), connect the exposed pad to the positive supply rail. For the best heat dissipation performance, ...
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For applications where the AD8224 encounters extreme overload voltages cardiac defibrillators, external series resistors and low leakage diode clamps, such as BAV199Ls, FJH1100s, or SP720s, should be used. INCORRECT +V S AD8224 REF –V S TRANSFORMER +V S ...
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AD8224 APPLICATIONS INFORMATION DRIVING AN ADC An instrumentation amplifier is often used in front of an ADC to provide CMRR and additional conditioning such as a voltage level shift and gain (see Figure 62). In this example, a 2.7 nF ...
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NPO 1kΩ 5% +IN 1000pF 1kΩ –IN 100pF NPO 5% 10µF 0.1µF + DRIVING A DIFFERENTIAL INPUT ADC The AD8224 can be configured in differential output mode to drive a differential ADC. Figure 65 illustrates several ...
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AD8224 OUTLINE DIMENSIONS PIN 1 INDICATOR 12° MAX 1.00 0.85 0.80 SEATING PLANE PIN 1 INDICATOR 1.00 0.85 0.80 SEATING PLANE 4.00 0.60 MAX BSC 3.75 EXPOSED BSC SQ PAD 0. BSC TOP VIEW 1.95 ...
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... ORDERING GUIDE 1 Model Temperature Range AD8224ACPZ-R7 −40°C to +85°C AD8224ACPZ-RL −40°C to +85°C AD8224ACPZ-WP −40°C to +85°C AD8224BCPZ-R7 −40°C to +85°C AD8224BCPZ-RL −40°C to +85°C AD8224BCPZ-WP −40°C to +85°C AD8224HACPZ-R7 −40°C to +85°C AD8224HACPZ-RL − ...
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AD8224 NOTES ©2007–2010 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D06286-0-5/10(B) Rev Page ...