NXP Semiconductors QN9083CUKAZ

Overview

QN9083CUKAZ from NXP Semiconductors is a Bluetooth Low Energy 5.0 system-on-chip integrating a 32-bit ARM Cortex-M4F MCU, BLE radio, protocol stack, GATT profiles, 512 kB flash, 128 kB SRAM, and 16-bit ADC. It delivers −94 dBm RX sensitivity (1 Mbps, DC-DC mode), 2.5 µA power-down 0 current, and operates from 1.62 V to 3.6 V for coin-cell-powered wearables and asset trackers.

For engineers reviewing the QN9083CUKAZ datasheet, QN9083CUKAZ pinout, QN9083CUKAZ application, or QN9083CUKAZ equivalent, this page provides verified technical context on its BLE v5.0 concurrency support, FSP-accelerated sensor fusion, USB 2.0 full-speed interface, and WLCSP47 package constraints - critical for ultra-low-power embedded design validation.

Technical Context

The QN9083CUKAZ implements a multi-layer AHB matrix architecture enabling concurrent bus master access to peripherals, optimizing real-time sensor data throughput. Its integrated Fusion Signal Processor (FSP) offloads sensor fusion and ML inference from the Cortex-M4F core, reducing active power during motion processing.

It supports BLE central/peripheral dual-role operation with up to 16 simultaneous links, secure connections, and data length extension - all within a single die. The RF subsystem includes a single-ended port with on-chip balun, programmable TX output (−20 to +2 dBm), and coexistence interfaces for WLAN/BLE interference management.

Key Specifications

Pinout & Package

QN9083CUKAZ uses a 47-bump wafer-level chip-scale package (WLCSP), measuring 3.28 × 3.20 mm with 0.40 mm pitch. This ultra-compact package targets space-constrained applications such as hearables and medical patches, requiring microvia-in-pad assembly and strict solder mask-defined pad design.

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 CC2642R1F, the QN9083CUKAZ uniquely combines USB 2.0 full-speed device capability, hardware FSP for sensor fusion, and 2.5 µA power-down 0 mode - making it optimal for compact, battery-constrained devices requiring local compute, secure wireless updates, and minimal external components.

Availability

QN9083CUKAZ is available at Aetrix Electronics and suitable for wearable health monitors, smart retail beacons, asset tracking tags, and HID remote controls requiring stable component supply across high-mix, low-volume production runs.

Supply support for QN9083CUKAZ 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 over 40 years of embedded systems expertise.

The QN9083CUKAZ belongs to NXP's QN908x Bluetooth 5.0 SoC family, designed specifically for ultra-low-power, sensor-rich edge devices where integrated processing, RF performance, and long battery life are mandatory.

FAQ

What is the maximum operating frequency of the ARM Cortex-M4F core in QN9083CUKAZ?

The QN9083CUKAZ integrates an ARM Cortex-M4F processor capable of running at up to 32 MHz. This clock speed is fully supported across the specified operating voltage range (1.62 V to 3.6 V) and ambient temperature (−40 °C to +85 °C). The core includes a Floating Point Unit and Memory Protection Unit, and its performance is sustained by the multi-layer AHB matrix interconnect that prevents bus contention during concurrent peripheral access. QN9083CUKAZ achieves deterministic real-time response in BLE event handling and sensor processing tasks at this frequency.

Does QN9083CUKAZ support Bluetooth 5.0 features like long range and high data rate modes?

Yes, QN9083CUKAZ supports Bluetooth 5.0 physical layer enhancements including 2 Mbps data rate mode (with −91.5 dBm RX sensitivity in DC-DC mode) and data packet length extension. However, it does not implement the Bluetooth 5.0 coded PHY (long range) feature. Its RF architecture is optimized for power-constrained applications requiring robust 1 Mbps and high-throughput 2 Mbps operation within typical BLE use cases like sensor telemetry and audio accessory control. QN9083CUKAZ maintains full Bluetooth SIG qualification for v5.0 core specification compliance in supported modes.

How many GPIO pins are available on the QN9083CUKAZ WLCSP47 package?

The QN9083CUKAZ in WLCSP47 package provides 28 GPIO-capable pins (PA00–PA29, excluding reserved or dedicated function-only pins). Each pin supports up to eight alternate functions including ADC inputs, Flexcomm serial interfaces (USART/I²C/SPI), SCTimer outputs, quadrature decoder inputs, and capacitive touch sense channels. All GPIO registers reside on the AHB bus for single-cycle access, and 32 of the total GPIOs (across the full QN908x family) can be configured as Pin INTerrupts - though only 28 are physically accessible in the WLCSP variant. QN9083CUKAZ leverages this flexibility to minimize external component count in space-constrained designs.

What power supply configurations does QN9083CUKAZ support for optimal efficiency?

QN9083CUKAZ supports two primary power architectures: direct LDO regulation or integrated DC-DC buck conversion. The DC-DC converter reduces active current by ~35% compared to LDO mode - for example, RX current drops from 4.5 mA (LDO) to 3.5 mA (DC-DC) at 3 V supply in 1 Mbps mode. The part requires three independent supplies: VDD1 (digital), VDD2 (RF), and VDD3 (analog), each decoupled per NXP reference design guidelines. An external 10 µH inductor and 4.7 µF output capacitor are mandatory when enabling the DC-DC converter, as specified in the QN908x hardware design guide. QN9083CUKAZ achieves 1.0 µA power-down 1 mode with GPIO wake and 2.5 µA power-down 0 mode with RTC/sleep timer wake under either configuration.

Is USB 2.0 full-speed functionality available on QN9083CUKAZ without external components?

Yes, QN9083CUKAZ integrates a complete USB 2.0 full-speed device interface with on-die transceivers, pull-up resistors, and internal termination - requiring only a standard USB Type-A or Micro-B connector and proper PCB routing (90 Ω differential impedance). No external PHY, level shifters, or ESD protection diodes are needed for basic enumeration and CDC/HID class operation. The USB module supports descriptor-based configuration, bulk/isochronous transfers, and seamless transition between USB and BLE communication paths. Firmware updates, debug logging, and host-side sensor data streaming are implemented directly through QN9083CUKAZ's native USB stack without additional silicon. This integration eliminates BOM cost and board area typically associated with USB-capable MCUs.