This sensor node reference design uses Texas Instruments’ nano-power system timer for power gating, low Iq boost converter, SimpleLink ultra low power Sub-1GHz wireless microcontroller (MCU) platform and humidity sensing technologies to demonstrate an ultra low power method to duty-cycle sensor end-nodes, leading to longer battery life.
Features
- Large network-to-cloud connectivity enabling long range, up to 1km (line of sight)
- IEEE 802.15.4e/g standards-based sub-1GHz solution with TI 15.4-stack
- Configurable system wakeup interval
- Low standby current of 1µA
- ±2% relative humidity accuracy
- ±0.2°C temperature accuracy
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