NXP Semiconductors QN9083DUKZ

Overview

QN9083DUKZ from NXP Semiconductors is a Bluetooth 5.0-compliant, ultra-low-power SoC integrating a 32-bit ARM Cortex-M4F core, on-chip 512 kB flash/128 kB SRAM, 16-bit ADC, USB 2.0 full-speed interface, and BLE radio with -94 dBm RX sensitivity (1 Mbps, DC-DC mode). It delivers true single-chip BLE solutions for battery-powered wearables and asset trackers.

For engineers reviewing the QN9083DUKZ datasheet, QN9083DUKZ pinout, QN9083DUKZ application, or QN9083DUKZ equivalent, this page provides verified technical context, validated pin functions for WLCSP47, confirmed low-power modes (1.0 µA power-down 1), BLE v5.0 concurrency support (16 links), and real-world sensor fusion use cases requiring FSP acceleration.

Technical Context

The QN9083DUKZ implements a multi-layer AHB matrix architecture enabling concurrent access to peripherals by multiple bus masters-including the ARM Cortex-M4F core, DMA controller, and BLE subsystem-optimizing throughput in sensor-fusion workloads. Its integrated Fusion Signal Processor (FSP) offloads data fusion and ML inference from the main CPU, reducing active current by up to 40% versus software-only execution.

RF operation uses a single-ended RF port with on-chip balun and supports programmable TX output from −20 dBm to +2 dBm. The BLE subsystem includes full link controller, host stack, and GATT profiles compliant with Bluetooth Core Specification v5.0, supporting central/peripheral roles, secure connections, and data length extension.

Key Specifications

Pinout & Package

QN9083DUKZ is housed in a 3.28 × 3.20 mm wafer-level chip-scale package (WLCSP47) with 47 bumps and 0.40 mm pitch, optimized for space-constrained wearable and medical patch applications.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar Bluetooth Low Energy microcontroller applications.

Compared with nRF52840 DK and DA14695-00HQ2, QN9083DUKZ uniquely balances ultra-small WLCSP47 size, integrated DC-DC, FSP-accelerated sensor fusion, and USB 2.0-making it optimal for cost-sensitive, space-constrained BLE endpoints where power efficiency and mixed-signal integration are critical.

Availability

QN9083DUKZ is available at Aetrix Electronics and suitable for wearable health monitors, retail beacons, asset tracking tags, and smart home remotes requiring stable component supply across multi-year production cycles.

Supply support for QN9083DUKZ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor leader specializing in secure connectivity solutions for automotive, industrial, and IoT markets, with deep expertise in wireless SoCs and embedded security.

QN9083DUKZ belongs to the QN908x Bluetooth 5.0 SoC family, designed specifically for ultra-low-power, sensor-rich edge devices where single-chip integration of processing, BLE, analog peripherals, and power management reduces system complexity and bill-of-materials cost.

FAQ

What is the operating voltage range for QN9083DUKZ?

QN9083DUKZ operates from 1.62 V to 3.6 V, supporting direct connection to common coin-cell batteries (e.g., CR2032 nominal 3 V) and lithium-polymer cells without external regulation. Its integrated DC-DC converter maintains efficiency across this full range, enabling stable operation down to 1.62 V during battery discharge.

Does QN9083DUKZ support Bluetooth 5.0 features like 2 Mbps PHY and data length extension?

Yes, QN9083DUKZ fully supports Bluetooth Core Specification v5.0, including 2 Mbps LE PHY for doubled data throughput and data length extension (DLE) to increase payload per packet up to 251 bytes. These features are implemented in hardware within the BLE radio subsystem and require no external components to activate.

How many GPIO pins does QN9083DUKZ provide in its WLCSP47 package?

QN9083DUKZ provides 28 GPIO pins in the WLCSP47 package, mapped to PA00 through PA29 (excluding PA12, PA13, PA20, PA21, PA28 which are not bonded out). Each supports multiple alternate functions including USART, SPI, I²C, SCTimer, quadrature decode, and capacitive touch sense.

What is the role of the Fusion Signal Processor (FSP) in QN9083DUKZ?

The Fusion Signal Processor (FSP) in QN9083DUKZ is a dedicated hardware accelerator for sensor fusion algorithms, offloading computationally intensive tasks like quaternion-based orientation estimation and activity classification from the ARM Cortex-M4F core. This reduces CPU utilization by up to 60% and lowers active current during motion-sensing workloads.

Can QN9083DUKZ be programmed via USB without external debug hardware?

Yes, QN9083DUKZ supports USB 2.0 full-speed device interface for both firmware updates and debugging. Using the on-chip ROM API, developers can perform in-system programming (ISP) and serial wire debug (SWD) over USB without requiring external JTAG/SWD probes-enabling rapid prototyping and field firmware upgrades via standard micro-USB cables.

What low-power modes are available on QN9083DUKZ and their typical current draw?

QN9083DUKZ offers two ultra-low-power modes: Power-down 0 (2.5 µA, wake-up via 32 kHz sleep timer, RTC, or GPIO) and Power-down 1 (1.0 µA, wake-up via GPIO only). Both retain SRAM content and register states, enabling sub-second wake-up latency while extending coin-cell battery life to multi-year operation in intermittent-sensing applications.