CY8C21234B-24SXI datasheet by Cypress Semiconductor

CY8C21234B-24SXI Frequently Asked Questions (FAQs)

• What is the maximum operating temperature range for this microcontroller?
  The CY8C21234B-24SXI can operate from -40°C to +85°C, making it suitable for industrial and automotive applications.
• How do I configure the clock source for the microcontroller?
  The clock source can be configured using the Clock Control Register (CLK_CR). You can choose between internal oscillator, external crystal oscillator, or external clock source. Refer to the datasheet for specific register settings.
• What is the maximum current consumption of this microcontroller?
  The maximum current consumption of the CY8C21234B-24SXI is approximately 20mA at 24MHz, but this can vary depending on the operating mode, clock frequency, and peripheral usage.
• How do I implement low-power modes to reduce power consumption?
  The CY8C21234B-24SXI has several low-power modes, including Sleep, Hibernate, and Stop modes. These can be configured using the Power Mode Register (PMR). You can also use the device's built-in power management features, such as dynamic voltage and frequency scaling.
• What is the maximum data transfer rate for the USB interface?
  The CY8C21234B-24SXI has a full-speed USB 2.0 interface with a maximum data transfer rate of 12Mbps.