DS1620S+T&R datasheet by Maxim Integrated Products

DS1620S+T&R Frequently Asked Questions (FAQs)

• What is the maximum number of devices that can be connected to the same 1-Wire bus?
  Up to 256 devices can be connected to the same 1-Wire bus, but it's recommended to limit it to 10-15 devices to ensure reliable communication.
• How accurate is the temperature measurement of the DS1620?
  The DS1620 has an accuracy of ±0.5°C from -10°C to +85°C, and ±1°C from -40°C to +125°C.
• Can the DS1620 be used in a multi-drop configuration?
  Yes, the DS1620 can be used in a multi-drop configuration, where multiple devices are connected to the same 1-Wire bus, but each device must have a unique ROM code.
• What is the maximum cable length for the 1-Wire bus?
  The maximum cable length for the 1-Wire bus is 100 meters, but it's recommended to keep it as short as possible to minimize signal degradation.
• Can the DS1620 be powered from the 1-Wire bus?
  Yes, the DS1620 can be powered from the 1-Wire bus, eliminating the need for an external power supply.