NXP QN9090 Ultra-Low-Power Wireless MCU

ARM Cortex-M4F based wireless MCU with Bluetooth LE 5.2 and ultra-low-power operation. Original NXP parts with technical support from authorized distributor.

Product Overview

NXP QN9090 Ultra-Low-Power Wireless MCU

The QN9090 is NXP's ultra-low-power wireless microcontroller featuring an ARM Cortex-M4F core with Bluetooth LE 5.2 connectivity. This device is designed for battery-powered IoT applications where long operational life is critical, such as wearables, sensors, beacons, and portable medical devices.

With its advanced power management features and high-performance RF capabilities, the QN9090 enables innovative applications that require reliable wireless connectivity while maximizing battery life. The device integrates all necessary RF components, eliminating the need for external balun or matching circuits.

Key Features:

  • ARM Cortex-M4F core with FPU up to 64 MHz
  • Integrated Bluetooth LE 5.2 radio
  • Ultra-low-power design with multiple sleep modes
  • Integrated balun and matching network
  • Hardware security accelerators
  • Memory: Up to 1MB Flash, 352KB SRAM
  • Package: QFN32, WLCSP36
  • Integrated DC-DC converter for efficiency

Specifications

Parameter Specification
Core Architecture ARM Cortex-M4F with FPU
Max Clock Speed Up to 64 MHz
Flash Memory Up to 1 MB
SRAM Up to 352 KB
Wireless Protocol Bluetooth LE 5.2
Radio Range Up to 100m (typical)
Power Consumption 3.7 mA/MHz active, 0.6 µA sleep
Package QFN32, WLCSP36
Operating Temperature -40°C to +105°C

Availability & Pricing

Stock Status: In Stock - Ready to Ship

MOQ: 1000 pieces for samples, 10000 pieces for production

Lead Time: 2-4 weeks standard, 4-6 weeks for large orders

Warranty: 1 year defect coverage with industrial-grade quality

Alternative Options

Looking for different features or performance? Consider these alternatives:

  • K32W041 - For Matter and Zigbee applications
  • PJRC32xxx - For proprietary protocols
  • MCX W1xx - For Wi-Fi connectivity options

Applications

Wearable Devices

Smart watches, fitness trackers, and health monitors.

IoT Sensors

Wireless sensor networks with extended battery life.

Smart Beacons

Asset tracking and proximity marketing applications.

Medical Devices

Portable monitoring and diagnostic equipment.

Technical Documentation

Datasheet

Download Datasheet

Reference Manual

Download Manual

Evaluation Board

EVK Info

Application Notes

AN Collection

Power Management Features

Ultra-Low Power

Industry-leading power consumption with 0.6 µA sleep mode and 3.7 mA/MHz active.

Multiple Sleep Modes

Various low-power modes for different application requirements.

Dynamic Power Scaling

Automatic voltage scaling based on operating frequency requirements.

Wake-up Sources

Multiple wake-up sources including GPIO, RTC, and wireless events.

FAQ

Q: What makes the QN9090 ultra-low-power?

A: The QN9090 incorporates several power-saving technologies including a highly efficient ARM Cortex-M4F core, multiple low-power modes, dynamic voltage scaling, and an integrated DC-DC converter. The active power consumption is as low as 3.7 mA/MHz, and sleep mode consumption is just 0.6 µA.

Q: What Bluetooth LE 5.2 features are supported?

A: The QN9090 supports all Bluetooth LE 5.2 features including 2M PHY for faster data rates, Advertising Extensions for enhanced broadcast capabilities, and Channel Selection Algorithm #2 for improved coexistence.

Q: How does the integrated balun benefit my design?

A: The integrated balun eliminates the need for external matching components, reducing BOM cost and board space. This also simplifies the RF design process and improves consistency across production units.

Q: Can the QN9090 be used in wearable applications?

A: Yes, the QN9090 is ideal for wearable applications due to its ultra-low-power design, small package options (including WLCSP36), and integrated RF components that minimize board space requirements.

Bluetooth LE Performance

Feature Specification Benefit
PHY Support 1M, 2M, Coded Higher data rates and extended range
Range Up to 100m Extended coverage for IoT applications
Connection Up to 20 connections Suitable for hub applications
Advertising Extended advertising Enhanced broadcast capabilities

Related Products

K32W Series

For Matter and Zigbee smart home applications.

View Product

PJRC32xxx

For proprietary wireless protocols.

View Product

MCX W1xx

For Wi-Fi enabled applications.

View Product

Get Support

Our wireless-certified NXP FAEs are available to help with your design-in process. Contact us for:

  • Bluetooth LE implementation guidance
  • Power optimization techniques
  • Antenna design and RF layout
  • Bluetooth qualification support
Contact Our Experts