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MC1489MELG Specifications
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TypeParameter
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Supplier Device PackageSOEIAJ-14
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Package / Case14-SOIC (0.209", 5.30mm Width)
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Mounting TypeSurface Mount
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Operating Temperature0°C ~ 75°C
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Voltage - Supply4.5V ~ 5.5V
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Data Rate-
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Receiver Hysteresis250 mV
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Duplex-
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Number of Drivers/Receivers0/4
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ProtocolRS232
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TypeReceiver
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PackagingBulk
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PackagingTape & Reel (TR)
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Product StatusObsolete
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Series-
The MC1489MELG is a quad line receiver integrated circuit chip. It is designed to convert RS-232 signals into TTL/CMOS logic levels, making it suitable for various applications. Here are some advantages and application scenarios of the MC1489MELG:Advantages: 1. Quad Line Receiver: The MC1489MELG has four independent line receivers in a single chip, allowing it to handle multiple RS-232 signals simultaneously. 2. Wide Operating Voltage Range: It can operate within a wide voltage range, typically from -3V to -15V, making it compatible with various RS-232 signal levels. 3. High Input Impedance: The chip has a high input impedance, which ensures minimal loading of the RS-232 signals and reduces the chances of signal degradation. 4. ESD Protection: The MC1489MELG provides built-in electrostatic discharge (ESD) protection, safeguarding the chip from damage due to static electricity.Application Scenarios: 1. Serial Communication: The MC1489MELG is commonly used in serial communication applications where RS-232 signals need to be converted to TTL/CMOS logic levels. It can be used in devices such as modems, printers, barcode scanners, and industrial control systems. 2. Data Acquisition Systems: In data acquisition systems, where analog signals need to be converted into digital signals, the MC1489MELG can be used to interface with RS-232 sensors or transducers and convert their output into digital signals for further processing. 3. Microcontroller/Embedded Systems: The chip can be used in microcontroller or embedded systems projects where RS-232 communication is required. It allows the microcontroller to communicate with other devices using standard RS-232 protocols. 4. Industrial Automation: The MC1489MELG can be used in industrial automation applications where RS-232 signals are used for communication between various control devices, such as PLCs (Programmable Logic Controllers), HMI (Human-Machine Interface) panels, and sensors.Overall, the MC1489MELG integrated circuit chip offers the advantages of multiple line receivers, wide voltage range, high input impedance, and ESD protection. Its application scenarios include serial communication, data acquisition systems, microcontroller/embedded systems, and industrial automation.
MC1489MELG Relevant information
