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LM293DMR2 Specifications
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TypeParameter
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Supplier Device Package8-MSOP
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Mounting TypeSurface Mount
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Package / Case8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
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Operating Temperature-25°C ~ 85°C
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Hysteresis-
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Propagation Delay (Max)-
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CMRR, PSRR (Typ)-
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Current - Quiescent (Max)2.5mA
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Current - Output (Typ)16mA @ 5V
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Current - Input Bias (Max)0.25µA @ 5V
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Voltage - Input Offset (Max)5mV @ 30V
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Voltage - Supply, Single/Dual (±)2V ~ 36V, ±1V ~ 18V
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Output TypeOpen-Collector, Open-Drain, Rail-to-Rail
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Number of Elements2
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TypeGeneral Purpose
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PackagingTape & Reel (TR)
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Product StatusObsolete
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Series-
The LM293DMR2 is a dual differential comparator integrated circuit chip. It has several advantages and application scenarios, including:1. Dual Comparator: The LM293DMR2 chip consists of two independent comparators in a single package. This allows for the comparison of two different input signals simultaneously, making it suitable for applications that require multiple comparisons.2. Wide Input Voltage Range: The chip has a wide input voltage range, typically from -0.3V to +36V. This makes it suitable for applications that involve a wide range of input voltages.3. Low Input Bias Current: The LM293DMR2 has a low input bias current, typically around 25nA. This ensures minimal current flow into the inputs, reducing power consumption and improving accuracy in low-power applications.4. Low Output Saturation Voltage: The chip has a low output saturation voltage, typically around 250mV. This ensures that the output voltage remains close to the supply voltage, even when driving a load, making it suitable for applications that require accurate switching.5. Wide Temperature Range: The LM293DMR2 operates over a wide temperature range, typically from -40°C to +125°C. This makes it suitable for applications that require operation in extreme temperature conditions.Application scenarios for the LM293DMR2 chip include:1. Voltage Level Detection: The chip can be used to compare two input voltages and determine if one is higher or lower than the other. This is useful in applications such as battery monitoring, overvoltage/undervoltage protection, and level detection.2. Window Comparators: The LM293DMR2 can be used to implement window comparators, which compare an input voltage against two reference voltages. This is useful in applications such as temperature monitoring, where an alarm is triggered if the temperature falls outside a specific range.3. Signal Conditioning: The chip can be used for signal conditioning, such as amplifying or filtering analog signals before further processing. This is useful in applications such as sensor interfacing, where the input signal needs to be conditioned before being fed into a microcontroller or other digital circuitry.4. Oscillators and Timers: The LM293DMR2 can be used in oscillator and timer circuits, where it compares the voltage of a timing capacitor against a reference voltage to generate precise timing signals. This is useful in applications such as pulse-width modulation (PWM) generation, frequency measurement, and time delay circuits.Overall, the LM293DMR2 integrated circuit chip offers versatility, accuracy, and reliability, making it suitable for a wide range of applications that require voltage comparison and signal conditioning.
LM293DMR2 Relevant information
