MCP45HV51-502E/MQ

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Digital potentiometers are popular components in data acquisition systems due to their ease of use, small size, and accuracy. The MCP45HV51-502E/MQ is a digitally programmable potentiometer (DPP) from Microchip Technology, Inc. It is a non-volatile, single-channel DPP with an I2C/SMBus compatible serial interface. The device has a 5 kΩ, 8-bit resistance network, allowing for 256 (2^8) steps between end-points. The MCP45HV51-502E/MQ can be used in a variety of data acquisition and control applications, such as setting gain, offset and other parameters in electronic circuit designs, remote control systems, and other embedded systems.

The MCP45HV51-502E/MQ digital potentiometer is a flexible, low-power device that is designed for easy interfacing to a range of microcontrollers. It is available in a 6-pin SOT-23-6 package and requires only two external components. The device is available in an SOIC-8 package with SPI bus support, or an X2QFN-10 package with dual addressing capability, allowing for dual channel potentiometers. The device is also available in a 6-pin SOT-23 and 8-pin SOIC packages.

The MCP45HV51-502E/MQ has a user-programmable wiper value that can be set through the I2C/SMBus interface. The device features non-volatile memory, allowing the user to retain the programmed wiper value in the event of a power failure. The device also features an EEPROM write protection bit, which allows the user to prevent accidental overwriting of the wiper data. In addition, the device contains an internal write-protect feature, which prevents the wiper from being overwritten by an external write operation.

The MCP45HV51-502E/MQ operates with an input voltage range of 2.7V to 5.5V. The device has an I2C/SMBus interface with a maximum bus speed of 1 MHz, and it can be used in a variety of data acquisition and control applications. The device has a low temperature coefficient, which enables accurate control when operated in a wide range of temperature conditions. The device also features a low quiescent current (1.5 �A) to save power. In addition, the device has a unique non-volatile memory feature, which allows the user to store the programmed wiper value in the event of a power failure.

The MCP45HV51-502E/MQ is a versatile device that is ideal for use in a variety of data acquisition and control applications. With its simple and reliable design, the device is perfect for use in embedded systems, such as industrial and consumer applications. The device can also be used in various sensing applications, such as temperature and light sensing. Additionally, the device is suitable for use in remote control and other sensor systems.

In summary, the MCP45HV51-502E/MQ is a great choice for a wide range of data acquisition and control applications. Its low power consumption, non-volatile memory, and I2C/SMBus interface make it an ideal choice for a variety of embedded systems and sensor applications. Its low temperature coefficient and write-protect features also make the MCP45HV51-502E/MQ an attractive choice for a range of applications.

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