DS1305EN+ datasheet by Maxim Integrated Products

DS1305EN+ Frequently Asked Questions (FAQs)

• What is the recommended crystal oscillator frequency for the DS1305EN+?
  The recommended crystal oscillator frequency for the DS1305EN+ is 32.768 kHz.
• How does the DS1305EN+ handle leap years?
  The DS1305EN+ automatically adjusts for leap years, so no external intervention is required.
• What is the backup battery life of the DS1305EN+?
  The backup battery life of the DS1305EN+ is typically 10 years, assuming a 48mAh battery and a 1Hz clock frequency.
• Can the DS1305EN+ be used in a battery-backed SRAM application?
  Yes, the DS1305EN+ can be used in a battery-backed SRAM application, providing a non-volatile memory solution.
• How does the DS1305EN+ handle power failures?
  The DS1305EN+ has a built-in power-fail detect circuit that automatically switches to the backup battery in the event of a power failure.