LMC6484QML

Manufacturer Part NumberLMC6484QML
ManufacturerTexas Instruments
LMC6484QML datasheet
 


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LMC6484QML
LMC6484QML CMOS Quad Rail-to-Rail Input and Output Operational Amplifier
Literature Number: SNOSAS0

LMC6484QML Summary of contents

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    ... LMC6484QML LMC6484QML CMOS Quad Rail-to-Rail Input and Output Operational Amplifier Literature Number: SNOSAS0 ...

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    ... Ordering Information NS Part Number LMC6484AMJ/883 LMC6484AMWG/883 Connection Diagram © 2010 National Semiconductor Corporation LMC6484QML Features (Typical unless otherwise noted) ■ Rail-to-Rail Input Common-Mode Voltage Range (Guaranteed Over Temperature) ■ Rail-to-Rail Output Swing (within supply rail, 100 KΩ ...

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    Single Supply Buffer Circuit Rail-to-Rail Input www.national.com 20160801 20160802 2 Rail-to-Rail Output 20160803 ...

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    Absolute Maximum Ratings Supply Voltage (V + − V − ) Differential Input Voltage Voltage at Input/Output Pin Current at Input Pin (Note 9) Current at Output Pin (Note 4), (Note Current at Power Supply Pin Maximum Junction Temperature (T ...

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    LMC6484 Electrical Characteristics DC Parameters The following conditions apply, unless otherwise specified. Symbol Parameter V Input Offset Voltage IO I Input Bias Current IB I Input Offset Current IO CMRR Common Mode Rejection Ratio Positive Power Supply Rejection +PSRR Ratio ...

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    AC Parameters The following conditions apply, unless otherwise specified. V Symbol Parameter SR Slew Rate GBW Gain Bandwidth Note 1: Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the ...

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    Typical Performance Characteristics Supply Current vs. Supply Voltage Sourcing Current vs. Output Voltage Sourcing Current vs. Output Voltage www.national.com V = +15V, Single Supply Input Current vs. Temperature 20160839 Sourcing Current vs. Output Voltage 20160841 Sinking Current vs. ...

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    Sinking Current vs. Output Voltage 20160845 Output Voltage Swing vs. Supply Voltage 20160847 Input Voltage Noise vs. Input Voltage 20160849 Sinking Current vs. Output Voltage Input Voltage Noise vs. Frequency Input Voltage Noise vs. Input Voltage 7 20160846 20160848 20160850 ...

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    Input Voltage Noise vs. Input Voltage Crosstalk Rejection vs. Frequency Negative PSRR vs. Frequency www.national.com Crosstalk Rejection vs. Frequency 20160851 Positive PSRR vs. Frequency 20160853 CMRR vs. Frequency 20160855 8 20160852 20160854 20160856 ...

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    CMRR vs. Input Voltage 20160857 CMRR vs. Input Voltage 20160859 Δ V vs. CMR OS 20160861 CMRR vs. Input Voltage ΔV vs. CMR OS Input Voltage vs. Output Voltage 9 20160858 20160860 20160862 www.national.com ...

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    Input Voltage vs. Output Voltage Open Loop Frequency Response Maximum Output Swing vs. Frequency www.national.com Open Loop Frequency Response 20160863 Open Loop Frequency Response vs. Temperature 20160865 Gain and Phase vs. Capacitive Load 20160867 10 20160864 20160866 20160868 ...

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    Gain and Phase vs. Capacitive Load Open Loop Output Impedance vs. Frequency Non-Inverting Large Signal Pulse Response Open Loop Output Impedance vs. Frequency 20160869 Slew Rate vs. Supply Voltage 20160871 Non-Inverting Large Signal Pulse Response 20160873 11 20160870 20160872 20160874 ...

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    Non-Inverting Large Signal Pulse Response Non-Inverting Small Signal Pulse Response Inverting Large Signal Pulse Response www.national.com Non-Inverting Small Signal Pulse Response 20160875 Non-Inverting Small Signal Pulse Response 20160877 Inverting Large Signal Pulse Response 20160879 12 20160876 20160878 20160880 ...

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    Inverting Large Signal Pulse Response 20160881 Inverting Small Signal Pulse Response 20160883 Stability vs. Capacitive Load 20160885 Inverting Small Signal Pulse Response Inverting Small Signal Pulse Response Stability vs. Capacitive Load 13 20160882 20160884 20160886 www.national.com ...

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    Stability vs. Capacitive Load Stability vs. Capacitive Load Application Information 1.0 AMPLIFIER TOPOLOGY The LMC6484 incorporates specially designed wide-compli- ance range current mirrors and the body effect to extend input common mode range to each supply rail. Complementary paralleled differential ...

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    FIGURE 2. A ±7.5V Input Signal Greatly Exceeds the 3V Supply in Figure 3 Causing No Phase Inversion Due Applications that exceed this rating must externally limit the maximum input current to ±5 mA with an input ...

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    FIGURE 7. Pulse Response of LMC6484 Circuit in 6 5.0 COMPENSATING FOR INPUT CAPACITANCE It is quite common to use large values of feedback resistance with amplifiers that have ultra-low input current, like the LMC6484. Large feedback resistors can react ...

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    Inverting Amplifier Non-Inverting Amplifier Follower FIGURE 10. Typical Connections of Guard Rings The designer should be aware that when it is inappropriate to lay out a PC board for the sake of just a few circuits, there is another technique ...

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    FIGURE 14. Operating from the same Supply Voltage, the LMC6484 buffers the ADC12038 maintaining excellent accuracy 10.0 INSTRUMENTATION CIRCUITS The LMC6484 has the high input impedance, large common- mode range and high CMRR needed for designing instru- mentation circuits. Instrumentation ...

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    CMRR and gain. Low cost and low power consumption are the main advantages of this two op-amp cir- cuit. FIGURE 16. Low-Power Two-Op-Amp Instrumentation Amplifier 11.0 SPICE MACROMODEL A spice macromodel is available for the LMC6484. This ...

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    The circuit in Figure 17 use a single supply to half wave rectify a sinusoid centered about ground. R caused by the input voltage exceeding the supply voltage. Full wave rectification is provided by the circuit in FIGURE 19. Full ...

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    FIGURE 21. Large Compliance Range Current Source FIGURE 23. Low Voltage Peak Detector with Rail-to-Rail Peak Capture Range In Figure 23 dielectric absorption and leakage is minimized by using a polystyrene or polyethylene hold capacitor. The droop rate is primarily ...

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    The LMC6484's high CMRR (85 dB) allows excellent accuracy throughout the circuit's rail-to-rail dynamic capture range. The low pass filter circuit in Figure 25 Filter designs can also take advantage of the LMC6484 ultra-low input current. The ultra-low input current ...

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    Revision History Released Revision 10/26/2010 A New Release, Corporate format Section 1 MDS data sheet converted into one Corp. data sheet format. The drift table was eliminated from the 883 section since it did not apply; MNLMC6484AM- X Rev 1A2 ...

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    Physical Dimensions www.national.com inches (millimeters) unless otherwise noted 14-Pin Ceramic Dual-In-Line Package NS Package Number J14A 24 ...

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    Ceramic SOIC NS Package Number WG14A 25 www.national.com ...

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    For more National Semiconductor product information and proven design tools, visit the following Web sites at: www.national.com Products Amplifiers www.national.com/amplifiers Audio www.national.com/audio Clock and Timing www.national.com/timing Data Converters www.national.com/adc Interface www.national.com/interface LVDS www.national.com/lvds Power Management www.national.com/power Switching Regulators www.national.com/switchers LDOs ...

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    ... Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products are sold subject to TI’ ...