JN5189THN - IEEE 802.15.4 Zigbee/Thread MCU | NXP
MPN: JN5189THN ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.4 | $6.40 |
| 10 | $5.85 | $58.50 |
| 100 | $5.2 | $520.00 |
| 500 | $4.65 | $2,325.00 |
| 1,000 | $4.1 | $4,100.00 |
JN5189THN Overview
An IEEE 802.15.4 wireless MCU is a System-on-Chip that combines a microcontroller unit with a sub-GHz or 2.4 GHz radio, allowing battery-powered devices to communicate over standards-based mesh protocols such as Zigbee and Thread without external radio modules. Within the broader hierarchy, JN5189THN belongs to the Wireless MCU -> RF Microcontroller -> Connected MCU -> Embedded Processing IC family, and it is widely used to build nodes for smart-home, sensor, and lighting mesh networks.
Key features include ultra-low TX/RX current consumption optimized for coin-cell operation, multiple low-power modes for extended battery life, a hardware AES-128 cryptographic engine, and on-chip DC-DC converter support. The integrated radio achieves -100 dBm sensitivity at 802.15.4 OQPSK, with link budgets above 110 dB when paired with a well-matched 2.4 GHz antenna.
Architecture-wise, the JN5189THN uses an Arm Cortex-M4 core with on-chip flash and SRAM, dedicated 2.4 GHz radio DSP, and a packet engine that offloads IEEE 802.15.4 MAC timing from the application core. This partitioning allows low-duty-cycle sensor nodes to remain asleep for the vast majority of their lifetime while still meeting strict Zigbee/Thread latency budgets.
Typical applications include Zigbee/Thread end devices and routers, battery-powered wireless sensors, smart lighting, home automation gateways, and industrial IoT nodes. The wide -40C to +125C operating range also suits outdoor and industrial sensor deployments.
When designing with this device, pay close attention to RF PCB layout, including a pi-network 50Ω match, a continuous ground pour under the radio section, and proper decoupling of the RF supply pins. Antenna placement and a tuned harmonic filter are essential to meet regulatory radiated limits. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for JN5189THN — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
JN5189THN/001Z
✅ Drop-In📋 Reference alternative (not in catalog)
JN5189THN/001K
✅ Drop-In📋 Reference alternative (not in catalog)
JN5188THN/001Z
✅ Drop-In📋 Reference alternative (not in catalog)
JN5189THN Maximum Ratings & Electrical Characteristics
| Protocol | IEEE 802.15.4, Zigbee 3.0, Thread |
| Operating Frequency | 2.4 GHz |
| Modulation | O-QPSK (802.15.4 DSSS) |
| TX Output Power | Up to +11 dBm |
| RX Sensitivity | -100 dBm |
| Core | Arm Cortex-M4 |
| Package | 40-pin HVQCCN (QFN) Exposed Pad, 0.50 mm pitch |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +125C |
| Encryption | AES-128 hardware accelerator |
| RoHS Status | Compliant |
JN5189THN Pin Configuration
| Pin 1 | GND — Ground |
| Pin 2 | ANT — RF antenna input/output |
| Pin 3 | GND — Ground |
| Pin 4 | VDD_RF — RF supply voltage |
| Pin 5 | GND — Ground |
| Pin 6 | RESETn — Reset input, active low |
| Pin 7 | P0_0 — GPIO / analog input |
| Pin 8 | P0_1 — GPIO / analog input |
| Pin 9 | P0_2 — GPIO / analog input |
| Pin 10 | P0_3 — GPIO / analog input |
| Pin 11 | P0_4 — GPIO |
| Pin 12 | P0_5 — GPIO |
| Pin 13 | P0_6 — GPIO |
| Pin 14 | P0_7 — GPIO |
| Pin 15 | P0_8 — GPIO |
| Pin 16 | P0_9 — GPIO |
| Pin 17 | P0_10 — GPIO |
| Pin 18 | P0_11 — GPIO |
| Pin 19 | VDD_IO — I/O supply voltage |
| Pin 20 | VDD — Digital core supply |
| Pin 21 | GND — Ground |
| Pin 22 | P1_0 — GPIO |
| Pin 23 | P1_1 — GPIO |
| Pin 24 | P1_2 — GPIO |
| Pin 25 | P1_3 — GPIO |
| Pin 26 | P1_4 — GPIO |
| Pin 27 | P1_5 — GPIO |
| Pin 28 | P1_6 — GPIO |
| Pin 29 | P1_7 — GPIO |
| Pin 30 | P1_8 — GPIO |
| Pin 31 | P1_9 — GPIO |
| Pin 32 | P1_10 — GPIO |
| Pin 33 | P1_11 — GPIO |
| Pin 34 | SWDIO — Serial wire debug I/O |
| Pin 35 | SWCLK — Serial wire debug clock |
| Pin 36 | GND — Ground |
| Pin 37 | XIN32K — 32.768 kHz crystal input |
| Pin 38 | XOUT32K — 32.768 kHz crystal output |
| Pin 39 | GND — Ground |
| Pin 40 | GND — Ground |
Typical Applications
JN5189THN is suitable for 6 applications: Zigbee 3.0 Smart Home End Devices, Thread Mesh Network Nodes, Battery-Powered Wireless Light Switches, Industrial Wireless Sensors (Sub-GHz/2.4 GHz Hybrid), Smart Lighting and Luminaire Controllers, Matter / Bridge Appliances.
Zigbee 3.0 Smart Home End Devices
The JN5189THN is purpose-built for battery-backed Zigbee 3.0 end devices such as door/window sensors, occupancy sensors, and leak detectors. Its ultra-low deep-sleep current, +11 dBm TX output, and -100 dBm RX sensitivity deliver years of operation on a single CR2032 coin cell while maintaining a robust mesh link to Zigbee routers. The integrated 2.4 GHz O-QPSK radio and on-chip AES-128 hardware encryption remove the need for a companion radio IC. NXP's Zigbee 3.0 SDK and the JN5189's Cortex-M4 core enable compact firmware footprints under 256 KB, ideal for sleep-dominated sensor duty cycles.
Recommended
Thread Mesh Network Nodes
The JN5189THN is qualified as a Thread mesh node and supports sleepy end-device (SED) operation through NXP's Thread stack. Its -100 dBm RX sensitivity and +11 dBm TX power provide link budgets sufficient for indoor residential and light-commercial Thread deployments. Hardware AES-128 and true random number generator accelerate Thread commissioning and message security. Compared to a discrete MCU+transceiver design, JN5189THN reduces BOM count, PCB complexity, and total sleep current — a critical advantage for coin-cell-powered Thread temperature, humidity, and air-quality sensors.
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Battery-Powered Wireless Light Switches
For battery-powered Zigbee Green Power or Zigbee 3.0 light switches, the JN5189THN's deep-sleep current below 1 µA and event-driven radio wake-up allow multi-year battery life on two AAA cells. The Cortex-M4 core can simultaneously drive LED status indicators and debounce capacitive or mechanical switch inputs. Integrated peripherals including GPIO, PWM timers, and ADC eliminate the need for an external keypad controller. Pin-compatible with the JN5188THN for cost-down designs in which +8 dBm TX is sufficient.
Recommended
Industrial Wireless Sensors (Sub-GHz/2.4 GHz Hybrid)
The JN5189THN's -40C to +125C operating temperature range, integrated sensor interfaces, and Thread/Zigbee support make it a strong fit for factory-floor wireless temperature, vibration, and pressure sensors. The +11 dBm TX power penetrates metal enclosures, while the AES-128 engine secures industrial telemetry. Combined with an external sensor via I2C/SPI, the JN5189THN enables IP65-sealed wireless sensor pods reporting back to a Thread Border Router or Zigbee gateway, eliminating costly analog wiring.
Recommended
Smart Lighting and Luminaire Controllers
The JN5189THN is widely deployed in Zigbee-based smart bulbs, downlights, and luminaire controllers. Its +11 dBm TX power reaches distant routers even inside metallic fixture housings, while the Cortex-M4 core drives PWM dimming at audio-beyond frequencies to avoid flicker. Hardware crypto accelerators secure mesh commissioning. The 40-pin HVQCCN package supports compact circular PCB layouts typical of bulb form factors, and the integrated DC-DC converter support simplifies mains-powered driver topologies.
Recommended
Matter / Bridge Appliances
With NXP's Matter-ready SDK, the JN5189THN can be deployed as a Matter Bridge appliance that ties Zigbee 3.0 or Thread child devices into a Matter fabric. The Cortex-M4 headroom runs a Matter controller stack while concurrently managing Zigbee/Thread networks. The +11 dBm TX and -100 dBm RX sensitivity let a single JN5189THN serve as both an internal bridge radio and a network coordinator, reducing bridge hardware to a single chip plus a small PA-matched antenna circuit.
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Recommended Products Summary
Engineering reference data for JN5189THN — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | JN5189THN/001Z | JN5189THN/001K | JN5188THN/001Z |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 40-pin HVQCCN (QFN) Exposed Pad | 40-pin HVQCCN (QFN) Exposed Pad - same | 40-pin HVQCCN (QFN) Exposed Pad - same | 40-pin HVQCCN (QFN) Exposed Pad - same |
| TX Output Power | +11 dBm | +11 dBm | +11 dBm | +8 dBm |
| RX Sensitivity | -100 dBm | -100 dBm | -100 dBm | -97 dBm |
| Protocol Support | Zigbee 3.0, Thread, IEEE 802.15.4 | Zigbee 3.0, Thread, IEEE 802.15.4 | Zigbee 3.0, Thread, IEEE 802.15.4 | Zigbee 3.0, Thread, IEEE 802.15.4 |
| Core | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 |
| Encryption | AES-128 | AES-128 | AES-128 | AES-128 |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
| Order Code Suffix | THN (bare die) | /001Z (tape & reel, 2500/reel) | /001K (tray packing) | /001Z (lower TX power) |
Key Differentiators
- Highest TX power in 40-pin HVQCCN family (vs JN5188THN/001Z)
- Integrated Cortex-M4 core eliminates external host (vs Discrete MCU + external 2.4 GHz transceiver)
- Production order code clarity (vs JN5189THN/001K)
Design Notes
Place a continuous ground pour directly under and around the 40-pin HVQCCN exposed pad of the JN5189THN, with at least 8 thermal vias stitching the pad to inner ground planes. Maintain a 50Ω controlled-impedance trace from the ANT pin to the antenna or RF connector, keeping the trace as short as possible and avoiding ground cuts beneath it. Use a pi-network (L-C-L) matching network with a series DC-blocking capacitor at the ANT pin; reference the JN5189 reference design in the datasheet for component values.
Provide at least 10 µF bulk decoupling on VDD_RF, plus 100 nF and 10 nF ceramics placed within 2 mm of the VDD_RF pin. The JN5189THN's RX and TX peak currents are highest during active transmit; a poorly decoupled supply can couple noise into the radio and degrade sensitivity by several dB. Estimate: at +11 dBm TX, peak current may exceed 35 mA — verify your regulator's transient response supports this without droop.
Do not exceed the maximum ESD ratings on the ant pin — add an external TVS diode if the antenna is exposed to user touch. Avoid routing digital signals under the ANT trace. When migrating firmware between JN5189THN and JN5188THN, retune the TX power table — default firmware expecting +11 dBm may over-range the lower-power JN5188.
At full TX duty cycle, the JN5189THN dissipates noticeable power through the exposed pad. Ensure the PCB provides at least 1 square inch of copper connected to the e-pad for typical indoor applications, with thermal vias to inner ground planes. For continuous TX at +11 dBm in enclosed fixtures, derate TX duty cycle to keep junction temperature below 95C.
Compliance Information
RoHS compliance confirmed per NXP product page. Not AEC-Q100 qualified; for automotive applications use JN5189 automotive-grade variants where available.
