CY8C21123-24SXI

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The CY8C21123-24SXI is a 32-bit microcontroller with specialized features and functions and application in various embedded systems. It is specifically designed to deliver low power consumption as well as greater optimization for certain operations, such as data acquisition and processing, motor control, energy metering and smart meter appliances, and automation systems.

General Information

The CY8C21123-24SXI is based on a 32-bit ARM Cortex-M0 core and is the smallest ARM-based microcontroller from Cypress Semiconductor. It is available in variable memory configuration, with 8K to 24K bytes of Flash and 4K, 8K or 16K bytes of RAM, as well as with 2K EEPROM. The total of 32 I/O ports, 8 DACs, 5 ADCs, and two Serial Communication interfaces makes it ideal for many embedded applications

Application Field

Due to its low power, large storage capacity and many built-in interfaces, the CY8C21123-24SXI offers a variety of application in various embedded systems. Its ability to provide superior power management allows it to be used in battery-driven applications, such as energy metering and smart meter appliances, automation systems and smart grid endpoints. Its effective system cost-performance ratio makes the microcontroller suitable for any application running on the ARM Cortex-M0 instruction set, such as in motor control, data acquisition and processing, or industrial and medical applications.

Working Mechanism

The components in the CY8C21123-24SXI are designed to provide optimal performance as well as low power consumption, while maintaining high flexibility. The microcontroller has both a 32-bit ARM Cortex-M0 core and a 8071 8-bit Turbo Engine to manage more complex tasks. The design is divided into three separate power domains, each with its own voltage regulator, allowing hardware modules to be shut off for low power consumption. In addition, the microcontroller core can be put into a sleep mode and selectively shut down, further reducing the power consumption.

The I/O peripherals design creates a unified and robust interface for hardware connections. The simplified communication protocol reduces the hardware requirements for the end application. In addition, the microcontroller also has an interrupt infrastructure, allowing it to trigger interrupts when certain conditions occur. The interrupt infrastructure is designed to efficiently manage interrupts and provide a fast response time.

Conclusion

The CY8C21123-24SXI is an optimal microcontroller choice for those embedded systems demanding low power consumption and high efficiency. Its ARM Cortex-M0 based design offers superior cost-performance, while its many built-in peripherals provide an intuitive interface to the hardware. The interrupt infrastructure allows it to quickly respond to events in its environment, while the power management design delivers maximum optimization in terms of energy consumption. Applications ranging from energy metering to medical applications can benefit greatly from the CY8C21123-24SXI’s optimized design and features.

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