SPEAR300-2 datasheet by STMicroelectronics

SPEAR300-2 Frequently Asked Questions (FAQs)

• What is the recommended operating temperature range for the SPEAR300-2?
  The recommended operating temperature range for the SPEAR300-2 is -40°C to 85°C, although it can tolerate storage temperatures from -55°C to 150°C.
• How do I configure the SPEAR300-2 for low-power mode?
  To configure the SPEAR300-2 for low-power mode, you can use the Power Management Unit (PMU) to control the voltage regulators and clock frequencies. Refer to the SPEAR300-2 user manual for specific register settings and programming guidelines.
• What is the maximum frequency for the SPEAR300-2's DDR interface?
  The maximum frequency for the SPEAR300-2's DDR interface is 400 MHz, although the actual frequency may vary depending on the specific DDR memory module used and the system design.
• Can I use the SPEAR300-2 with a non-STMicroelectronics DDR memory module?
  Yes, the SPEAR300-2 is compatible with DDR memory modules from various manufacturers, but ensure that the module meets the JEDEC DDR3/DDR3L specification and is compatible with the SPEAR300-2's voltage and frequency requirements.
• How do I implement secure boot on the SPEAR300-2?
  To implement secure boot on the SPEAR300-2, use the BootROM's secure boot feature, which verifies the authenticity of the boot code using digital signatures. Refer to the SPEAR300-2 user manual and security guidelines for detailed instructions.