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MM74HC165M Specifications
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TypeParameter
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Supplier Device Package16-SOIC
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Package / Case16-SOIC (0.154", 3.90mm Width)
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Mounting TypeSurface Mount
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Operating Temperature-40°C ~ 85°C
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Voltage - Supply2V ~ 6V
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FunctionParallel or Serial to Serial
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Number of Bits per Element8
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Number of Elements1
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Output TypeComplementary
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Logic TypeShift Register
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PackagingTube
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Product StatusObsolete
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Series74HC
The MM74HC165M is a 8-bit parallel-in/serial-out shift register chip. It offers several advantages and can be used in various application scenarios:Advantages: 1. Simple Interface: The chip has a straightforward parallel interface, making it easy to connect to a microcontroller or other digital circuitry. 2. Serial-to-Parallel Conversion: The chip allows for conversion of serial data into parallel output, ideal for applications that require reading multiple digital inputs using a single data line. 3. Cascading: Multiple MM74HC165M chips can be cascaded together to provide a higher number of inputs, allowing for scalable input expansion. 4. Fast Operation: The chip operates at high speed, enabling quick data transfer and processing. 5. Low Power Consumption: The chip has low power consumption, making it suitable for battery-powered applications.Application Scenarios: 1. Keypad Matrix: The MM74HC165M can be used to scan and read a matrix keypad, where a limited number of I/O pins on a microcontroller can be used to read a large number of keys. 2. Digital Input Expansion: In projects that require a large number of input signals, such as home automation systems or industrial control panels, the chip helps expand the number of inputs available to a microcontroller. 3. Multiplexed Display Control: The chip can control multiplexed displays, allowing a microcontroller to update the display quickly and without requiring many I/O pins. 4. Data Acquisition Systems: The MM74HC165M can be used in data acquisition systems to read different sensors or signals, converting them into parallel data for further processing.Overall, the MM74HC165M chip is versatile and can be employed in various scenarios that require serial-to-parallel conversion, expandability, and fast data transfer, providing a simple and effective solution for digital input expansion and control applications.
MM74HC165M Relevant information