STM32U599NIH6Q STMicroelectronics Integrated Circuit (BGA) In Stock

STMicroelectronics STM32U599NIH6Q is a high-performance ultra-low-power 32-bit ARM Cortex-M33 microcontroller in a BGA package with advanced security and AI features. It integrates a neural processing unit, 4 MB Flash, and 2.5 MB SRAM for demanding embedded AI and IoT applications. Available worldwide with 13-week factory lead time for production planning.

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
STM32U599NIH6QBGA
Quick Facts
Manufacturer
STMicroelectronics
Package
BGA
Pin Count
216
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $9.2800(MOQ 100)
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • ARM Cortex-M33 core with TrustZone security running at up to 160 MHz, delivering hardware-enforced isolation between secure and non-secure firmware partitions
  • Integrated neural processing unit (NPU) accelerates on-device machine learning inference, enabling real-time AI tasks without external ML accelerators
  • 4 MB on-chip Flash and 2.5 MB SRAM provide ample storage and working memory for complex firmware, ML models, and large sensor data buffers
  • Ultra-low-power design with multiple low-power modes supports always-on sensing applications from small battery cells with multi-year operating life
  • BGA package with rich peripheral set including USB, OCTOSPI, SDMMC, and multiple communication interfaces for complex connected product designs

Applications

The STM32U599NIH6Q targets advanced IoT edge nodes, wearable health monitors, and industrial sensor hubs where on-device AI inference must run from a battery-constrained power budget. Its NPU and Cortex-M33 at 160 MHz allow gesture recognition, anomaly detection, and keyword spotting to execute locally without cloud connectivity. The AEC-Q100-grade qualified automotive variant support and TrustZone security also make it applicable to secure automotive HMI controllers and connected industrial gateways requiring hardware-level firmware protection.

Specifications

Factory Lead Time13Weeks
YTEOL9
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageBGA

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
ECCN3A991.A.2
HTS Code8542.31.00.30
Country of OriginPhilippines, Taiwan

Datasheet

STM32U599NIH6Q Datasheet Download

Official datasheet from STMicroelectronics

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What CPU core and clock speed does the STM32U599NIH6Q use, and how does TrustZone benefit secure IoT designs?

The STM32U599NIH6Q uses an ARM Cortex-M33 core running at up to 160 MHz with TrustZone-M hardware security extensions. TrustZone partitions the processor into secure and non-secure worlds, allowing cryptographic keys and secure boot code to be isolated from application firmware — a critical requirement for IoT devices that must prevent firmware extraction or remote code injection attacks.

How does the integrated NPU in the STM32U599NIH6Q compare to running ML inference on the Cortex-M33 core alone?

The dedicated neural processing unit (NPU) in the STM32U599NIH6Q can accelerate INT8 neural network inference at significantly lower energy per operation than the Cortex-M33 alone. For typical keyword-spotting models requiring millions of multiply-accumulate operations per inference, the NPU can complete the task in microseconds while keeping the main CPU free for sensor management and communication tasks.

What on-chip memory does the STM32U599NIH6Q provide, and is it sufficient for storing a small ML model alongside application firmware?

The STM32U599NIH6Q integrates 4 MB of on-chip Flash and 2.5 MB of SRAM. This is sufficient to store a compact TensorFlow Lite or STM32Cube.AI model of several hundred kilobytes alongside full application firmware, sensor drivers, and an RTOS, without requiring external memory for typical edge AI use cases such as vibration anomaly detection or simple image classification.

What is the factory lead time for the STM32U599NIH6Q and what BGA package variant does it use?

The STM32U599NIH6Q has a 13-week factory lead time from STMicroelectronics, which requires early design-in procurement planning for volume production schedules. It is packaged in a BGA (Ball Grid Array) format with a high pin count that exposes USB, OCTOSPI, SDMMC, and multiple UART/SPI/I2C peripherals for connecting external storage, wireless modules, and display interfaces.

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About STMicroelectronics

STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.

AvailabilityIn Stock
Reference Price (USD)
From $9.2800
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
100+$13.0602$1306.02
250+$12.5532$3138.30
500+$12.2475$6123.75
960+$9.2800$8908.80
pcs
Unit price: $13.0602 · Total: $1306.02

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy