LPC2220FET144/G,55 datasheet by NXP Semiconductors

LPC2220FET144/G,55 Frequently Asked Questions (FAQs)

• What is the maximum operating temperature range for the LPC2220FET144/G,55?
  The maximum operating temperature range for the LPC2220FET144/G,55 is -40°C to +105°C.
• How do I configure the clock settings for the LPC2220FET144/G,55?
  The clock settings for the LPC2220FET144/G,55 can be configured using the PLL (Phase-Locked Loop) and the Clock Generation Unit (CGU). The PLL can be used to generate a clock frequency up to 120 MHz, and the CGU can be used to divide the clock frequency to generate the desired clock speed for the processor and peripherals.
• What is the maximum amount of current that the LPC2220FET144/G,55 can supply to its I/O pins?
  The maximum amount of current that the LPC2220FET144/G,55 can supply to its I/O pins is 4 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 LPC2220FET144/G,55?
  The LPC2220FET144/G,55 has a built-in watchdog timer that can be enabled and configured using the Watchdog Timer (WDT) registers. The watchdog timer can be used to reset the processor if it fails to respond within a specified time period.
• What is the minimum voltage required for the LPC2220FET144/G,55 to operate?
  The minimum voltage required for the LPC2220FET144/G,55 to operate is 2.4V, although it is recommended to operate the device at a voltage of 3.3V or higher for optimal performance.