DS1390U-33+T&R datasheet by Maxim Integrated Products

DS1390U-33+T&R Frequently Asked Questions (FAQs)

• What is the recommended operating temperature range for the DS1390U-33+T&R?
  The recommended operating temperature range for the DS1390U-33+T&R is -40°C to +85°C.
• How do I ensure the accuracy of the real-time clock (RTC) in the DS1390U-33+T&R?
  To ensure the accuracy of the RTC, use a high-quality crystal oscillator and follow the recommended crystal specifications. Also, ensure that the device is properly calibrated during manufacturing and that the clock is regularly synchronized with an external time source.
• What is the maximum current consumption of the DS1390U-33+T&R?
  The maximum current consumption of the DS1390U-33+T&R is 1.5mA at 5V supply voltage.
• How do I interface the DS1390U-33+T&R with a microcontroller?
  The DS1390U-33+T&R can be interfaced with a microcontroller using a 3-wire serial interface (SCL, SDA, and RST). The microcontroller can communicate with the DS1390U-33+T&R using I2C protocol.
• What is the purpose of the RST pin on the DS1390U-33+T&R?
  The RST pin is an active-low reset input that resets the device when pulled low. It is used to reset the device and restore its default settings.