DS1337U datasheet by Maxim Integrated Products

DS1337U Frequently Asked Questions (FAQs)

• What is the recommended crystal oscillator frequency for the DS1337U?
  The recommended crystal oscillator frequency for the DS1337U is 32.768 kHz.
• How does the DS1337U handle leap years?
  The DS1337U automatically accounts for leap years, so no additional programming is required.
• What is the maximum number of bytes that can be stored in the DS1337U's RAM?
  The DS1337U has 31 bytes of general-purpose RAM available for user applications.
• Can the DS1337U be used in battery-backed mode?
  Yes, the DS1337U can be used in battery-backed mode, which allows the device to continue keeping time even when the main power supply is interrupted.
• What is the operating temperature range of the DS1337U?
  The DS1337U operates over a temperature range of -40°C to +85°C.