MC908GZ32CFAE datasheet by Freescale Semiconductor

MC908GZ32CFAE Frequently Asked Questions (FAQs)

• What is the maximum operating frequency of the MC908GZ32CFAE?
  The maximum operating frequency of the MC908GZ32CFAE is 32 MHz, but it can be overclocked to 40 MHz with some limitations.
• How do I configure the internal clock source of the MC908GZ32CFAE?
  The internal clock source of the MC908GZ32CFAE can be configured using the CLKSEL register. The clock source can be set to either the internal oscillator, external oscillator, or the PLL clock.
• What is the maximum amount of current that the MC908GZ32CFAE can source or sink on its I/O pins?
  The maximum amount of current that the MC908GZ32CFAE can source or sink on its I/O pins is 25 mA per pin, with a total current limit of 100 mA for all I/O pins combined.
• How do I implement a watchdog timer on the MC908GZ32CFAE?
  The MC908GZ32CFAE has a built-in watchdog timer that can be enabled and configured using the COPCTL register. The watchdog timer can be set to timeout after a specified period of inactivity, and can be reset using the COPRST register.
• What is the minimum voltage required for the MC908GZ32CFAE to operate?
  The minimum voltage required for the MC908GZ32CFAE to operate is 2.7V, but it is recommended to operate the device at a voltage of 3.0V or higher for optimal performance.