description NXP JN5189 Overview
The NXP JN5189 is a System on Chip designed for wireless connectivity. It’s notable for its ultra-low power operation and support of multiple protocols including Bluetooth Mesh, Zigbee, and Z-Wave. This makes it ideal for battery-powered IoT devices deployed in industrial settings or embedded applications requiring reliable mesh networking.
It targets engineers and developers working with smart building systems, asset tracking, and other connected device solutions.
help NXP JN5189 FAQ
Which wireless protocols does the NXP JN5189 actually support?
NXP documents the JN5189 as a low-power IEEE 802.15.4 wireless MCU supporting Zigbee 3.0 and Thread. It should not be treated as a general-purpose Bluetooth Mesh and Z-Wave chip without checking a separate product or radio design.
What processor and memory does the JN5189 provide?
The device uses a 48MHz Arm Cortex-M4 core with up to 640KB of flash and 152KB of RAM. That combination is intended for embedded wireless products rather than desktop-class computing.
Why is the JN5189 suitable for battery-powered IoT devices?
NXP specifies low current consumption in transmit, receive, and power-down modes, allowing designs such as sensors and smart-lighting nodes to run from small batteries. The chip also includes a real-time clock and supports over-the-air application updates.
Which development tools work with the NXP JN5189?
NXP identifies MCUXpresso IDE and IAR development tools for the JN5189 family. Firmware teams should also select the correct Zigbee 3.0 or Thread stack and validate the radio certification requirements for the target market.
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