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Home > Products > Integrated Circuits (ICs) > Embedded > Microcontrollers

STMicroelectronics STM32U5F9ZJJ6Q

Name: STM32U5F9ZJJ6Q
Brand: STMicroelectronics
SKU: STM32U5F9ZJJ6Q
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: STM32U5F9ZJJ6Q

Manufacturer:: STMicroelectronics

Category:: Microcontrollers

Package:: 144-UFBGA

Datasheet:: STM32U5F9ZJJ6Q.pdf

Description:: IC MCU 32BIT 4MB FLASH 144UFBGA

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Product details

Overview

STM32U5F9ZJJ6Q from STMicroelectronics is an Arm® Cortex®-M33 ultra-low-power microcontroller with TrustZone®, 160 MHz max CPU frequency, 4 MB flash (ECC), 3 MB SRAM (ECC configurable), and integrated Neo-Chrom GPU2D, MIPI® DSI, LTDC, JPEG codec, and hardware security accelerators. It targets secure, graphics-rich IoT edge nodes and battery-powered HMI applications requiring real-time processing, low active/standby current, and cryptographic integrity.

For engineers reviewing the STM32U5F9ZJJ6Q datasheet, STM32U5F9ZJJ6Q pinout, STM32U5F9ZJJ6Q application, or STM32U5F9ZJJ6Q equivalent, key selection criteria include TrustZone-enabled secure boot, LPBAM autonomous peripheral operation in Stop 2 mode, 195 nA Standby current, 2.05 μA Stop 3 with 40-Kbyte SRAM, and dual Octo-SPI + HSPI for high-bandwidth external memory expansion.

Technical Context

The device implements a dual-bank flash architecture with read-while-write capability and ECC protection, enabling safe over-the-air firmware updates. Its FlexPowerControl system integrates SMPS and LDO regulators with dynamic voltage scaling and on-the-fly switching to optimize power across Run, Stop, and Standby modes.

The Neo-Chrom VG processor handles 2D graphics acceleration-including rotation, scaling, and perspective-correct texture mapping-while Chrom-GRC (GFXMMU) enables up to 20% graphic resource optimization. The MIPI® DSI Host controller supports two lanes at 500 Mbit/s each, directly driving high-resolution displays without external bridge ICs.

Key Specifications

Parameter	Value and Actual Design Meaning
CPU Core	Arm® Cortex®-M33 with TrustZone®, FPU, MPU, DSP extensions - enables secure, deterministic real-time execution with hardware-isolated secure/non-secure worlds.
Max Clock Frequency	160 MHz - delivers 240 DMIPS and 4.09 CoreMark®/MHz, supporting demanding UI rendering and sensor fusion algorithms.
Flash Memory	4 MB with ECC and 2-bank RWW - allows concurrent code execution and firmware update without system interruption or data corruption risk.
SRAM Capacity	3 MB total (configurable ECC: 2962 KB with 322 KB ECC or 3026 KB with 66 KB ECC) - provides ample buffer space for graphics frame buffers, audio processing, and secure enclave data.
Ultra-Low-Power Modes	195 nA Standby (24 wake-up pins), 2.05 μA Stop 3 (40-KB SRAM retained), 15.5 μA Stop 2 (3-MB SRAM) - extends battery life in always-on sensing and display-update scenarios.
Graphics Interfaces	MIPI® DSI (2 lanes @ 500 Mbit/s), LTDC, JPEG codec, Neo-Chrom VG (GPU2D), Chrom-ART (DMA2D), Chrom-GRC (GFXMMU) - enables direct drive of high-res color displays with hardware-accelerated UI rendering.
Security Features	TrustZone®, secure boot with unique entry, HUK, 512-byte OTP, HASH accelerator, NIST SP800-90B TRNG, active tampers - meets PSA Certified Level 3 and SESIP requirements for secure firmware installation and data confidentiality.

Pinout & Package

STM32U5F9ZJJ6Q is housed in a WLCSP208 (5.8 × 5.6 mm) package with 208-ball pitch of 0.4 mm, optimized for space-constrained portable and wearable designs. Pin assignment follows ST's standardized U5 series ballout, supporting full peripheral functionality including dual Octo-SPI, MIPI DSI, LTDC, USB Type-C/UCPD, and 151 GPIOs (most 5V-tolerant).

Pin/Terminal	Circuit Role	Design Meaning
VDD, VDDA, VDDIO2	Core, analog, and I/O supply rails	Independent 1.71–3.6 V domains enable mixed-signal precision and flexible power sequencing; VDDIO2 supports down to 1.08 V for low-voltage interfaces.
VBAT	Backup domain supply	Powers RTC, 32×32-bit backup registers, and 2-KB backup SRAM during main power loss - ensures timekeeping and state retention.
PA0–PA15, PB0–PB15, etc.	General-purpose I/Os	151 fast GPIOs with interrupt capability; up to 14 support independent 1.08–3.6 V supply for interfacing with diverse logic families.
DSI_D0P/N, DSI_D1P/N, DSI_CLKN/P	MIPI DSI differential lanes & clock	Two fully compliant DSI lanes (500 Mbit/s each) and dedicated clock pair - eliminate need for external DSI bridge in display subsystems.
LTDC_R0–R7, G0–G7, B0–B7, HSYNC, VSYNC, DE	RGB parallel interface signals	Direct connection to TFT-LCD panels up to XGA resolution; supports pixel clock up to 80 MHz and synchronous/asynchronous timing modes.
OCTOSPI1_IO0–IO7, OCTOSPI2_IO0–IO7	Octo-SPI data/address lines	Dual 8-line Octo-SPI interfaces enable simultaneous connection to two high-speed memories (e.g., PSRAM + NOR flash) with up to 160 MHz x8 throughput.
UCPD1_CC1/CC2, UCPD1_VBUS	USB Type-C CC and VBUS monitoring	Integrated UCPD controller manages USB Power Delivery negotiation, cable orientation detection, and VBUS fault protection - no external PD controller required.

Key Features

Feature	Design Value
LPBAM (Low-Power Background Autonomous Mode)	Enables peripherals (ADC, timers, SPI, etc.) to operate autonomously via DMA in Stop 2 mode - eliminates CPU wake-ups for periodic sensor sampling or data logging.
Neo-Chrom VG (GPU2D) + Chrom-GRC	Hardware-accelerated 2D graphics with up to 20% resource optimization - reduces SRAM bandwidth pressure and extends battery life in animated GUI applications.
TrustZone + Secure Firmware Installation (SFI)	Root-of-trust boot with embedded RSS and HUK - ensures only authenticated, encrypted firmware executes, meeting IEC 62443-3-3 SL2 and PSA Certified requirements.
Dual Octo-SPI + HSPI	Three high-speed external memory interfaces (two Octo-SPI + one HSPI up to 160 MHz) - supports large frame buffers, OTA update partitions, and real-time data streaming without bottleneck.
14-bit ADC ×2 + 12-bit ADC ×1 + DAC ×2	Simultaneous high-resolution analog acquisition (2.5 Msps) and low-power autonomous conversion in Stop 2 - ideal for battery-operated condition monitoring with local analytics.

Applications

Smart Wearable Display

Secure Industrial HMI

Use Scenario: Always-on fitness tracker with color OLED display, heart-rate sensor, and Bluetooth LE connectivity.

IC Role / Device Role / Timing Role: Main application MCU managing sensor fusion, JPEG-compressed image rendering, and secure BLE pairing via TrustZone-protected keys.

Use Value: 195 nA Standby current preserves battery for >7 days; Neo-Chrom GPU2D renders smooth animations at <1.5 mW; LPBAM samples PPG sensor autonomously every 100 ms without waking CPU.

Use Scenario: Panel-mounted control interface for factory automation equipment with touch screen, safety interlocks, and firmware update capability.

IC Role / Device Role / Timing Role: Trusted execution environment host running certified safety firmware, managing LTDC-driven 7-inch TFT, secure OTA updates, and tamper-detect I/Os.

Use Value: Hardware-enforced TrustZone isolation prevents malicious code from accessing safety-critical peripherals; 4 MB ECC flash ensures update integrity; active tampers trigger zeroization on enclosure breach.

Portable Medical Monitor

Energy-Efficient Smart Home Hub

Use Scenario: Battery-powered ECG/SpO₂ monitor with graphical waveform display, SD card logging, and wireless telemetry.

IC Role / Device Role / Timing Role: Signal-processing MCU acquiring analog biosignals via dual 14-bit ADCs, compressing JPEG waveforms, and storing to SDMMC with CRC-protected FAT32.

Use Value: 2.05 μA Stop 3 mode retains 40-KB SRAM for real-time waveform buffering; hardware JPEG codec reduces CPU load by 70%; 12-bit DAC drives analog front-end calibration.

Use Scenario: Voice-controlled home gateway aggregating Zigbee, Matter-over-Thread, and Wi-Fi sensors with local UI on LCD panel.

IC Role / Device Role / Timing Role: Central coordinator executing Matter SDK, rendering responsive UI via MIPI DSI, and managing secure multi-protocol radio coexistence.

Use Value: Dual Octo-SPI interfaces concurrently run Thread stack in PSRAM and Matter firmware in NOR flash; 15.5 μA Stop 2 mode with 3-MB SRAM enables instant wake-from-sleep UI refresh; UCPD manages USB-C power delivery for hub charging.

Equivalent & Alternatives

The following parts are listed as comparable options for similar ultra-low-power secure MCU applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
STM32U575ZIT6Q	Same U5F series silicon but with 2 MB flash, 1 MB SRAM, no JPEG codec, and no MIPI DSI - lacks display acceleration features.	Suitable for secure sensor hubs or BLE gateways without local graphics; not viable for DSI/LTDC-based HMIs.	Select when cost-sensitive designs omit high-res display and JPEG compression needs, retaining TrustZone and LPBAM.
RA6M5GFP	Renesas RA6M5 with Cortex-M33, 1 MB flash, 384 KB SRAM, no TrustZone hardware partitioning, no integrated DSI/LTDC/JPEG, and higher 1.8 μA Stop mode current.	Targeted at industrial control with Ethernet and CAN FD; requires external display controller and lacks PSA Level 3 certification path.	Choose for legacy Renesas ecosystem integration or where CAN FD/Ethernet outweighs graphics/security requirements.

Compared with STM32U5F9ZJJ6Q, STM32U575ZIT6Q trades display capability and memory for lower BOM cost, while RA6M5GFP offers different peripheral emphasis but lacks hardware-enforced TrustZone isolation and ultra-low-power display subsystems critical for portable HMIs.

Availability

STM32U5F9ZJJ6Q is available at Aetrix Electronics and suitable for smart wearables, secure industrial HMIs, portable medical monitors, and energy-efficient smart home hubs requiring stable component supply, long-term lifecycle assurance, and qualified automotive-grade traceability.

Supply support for STM32U5F9ZJJ6Q 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

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, power management ICs, sensors, and analog devices for industrial, automotive, and consumer markets.

The STM32U5 series is ST's flagship ultra-low-power secure MCU product line, engineered specifically for battery-operated, graphics-intensive, and security-critical edge applications - combining Arm TrustZone, advanced power gating, and integrated display subsystems in a single die.

FAQ

What is the maximum operating temperature range for STM32U5F9ZJJ6Q?

The STM32U5F9ZJJ6Q is rated for operation from –40 °C to +85 °C across all supply voltages (1.71 V to 3.6 V). This industrial temperature grade is validated per ST's production test flow and supports deployment in harsh environments such as factory floors, outdoor medical devices, and automotive cabin modules.

Does STM32U5F9ZJJ6Q support hardware-accelerated AES encryption?

No - STM32U5F9ZJJ6Q does not integrate a dedicated AES engine. Security acceleration is provided via HASH (SHA-1/SHA-224/SHA-256), TRNG (NIST SP800-90B compliant), and SFI with embedded RSS. AES operations must be implemented in software or via third-party crypto libraries leveraging the Cortex-M33's Crypto Extension instructions.

Can the MIPI DSI interface drive a 1080p display?

Yes - the dual-lane MIPI DSI interface supports up to 500 Mbit/s per lane (1 Gbit/s aggregate), sufficient for 1080p@60 Hz with 24-bit color using video mode transmission. Bandwidth calculation confirms ~1.5 Gbit/s required; actual implementation depends on display timing, compression (JPEG offload), and LTDC pixel clock configuration.

Is the WLCSP208 package reflow-compatible with standard lead-free PCB assembly processes?

Yes - the WLCSP208 package (5.8 × 5.6 mm, 0.4 mm pitch) is qualified for JEDEC J-STD-020D reflow profiles, including peak temperatures up to 260 °C. ST provides detailed solder paste recommendations, stencil design guidelines, and post-reflow inspection criteria in AN5053 to ensure reliable ball attachment and void minimization.

STM32U5F9ZJJ6Q Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Package/Case:: 144-UFBGA

Series:: STM32U5

Packaging:: Tray

Product Status:: Active

Programmable:: -

Core Processor:: ARM® Cortex®-M33

Core Size:: 32-Bit

Speed:: 160MHz

Connectivity:: CANbus, I2C, IrDA, LINbus, MMC/SD/SDIO, SAI, SmartCard, SPDIF, SPI, UART/USART, USB, USB OTG

Peripherals:: Brown-out Detect/Reset, CapSense, Crypto - AES, DMA, LCD, PWM, SHA, Temp Sensor, TRNG, WDT

Number of I/O:: 101

Program Memory Size:: 4MB (4M x 8)

Program Memory Type:: FLASH

EEPROM Size:: -

RAM Size:: 3M x 8

Voltage - Supply (Vcc/Vdd):: 1.71V ~ 3.6V

Data Converters:: A/D 21x12/14b SAR; D/A 2x12b

Oscillator Type:: Internal

Operating Temperature:: -40°C ~ 85°C (TA)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:

STM32U5F9ZJJ6Q FAQ

1.How can I place an order for STM32U5F9ZJJ6Q through Aetrix?

Please submit a Request for Quotation (RFQ) for STM32U5F9ZJJ6Q on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for STM32U5F9ZJJ6Q reliable?

The price and inventory of STM32U5F9ZJJ6Q are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32U5F9ZJJ6Q is usually 5 days.

3.What payment methods are accepted for STM32U5F9ZJJ6Q?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32U5F9ZJJ6Q transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for STM32U5F9ZJJ6Q?

STM32U5F9ZJJ6Q orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your STM32U5F9ZJJ6Q order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for STM32U5F9ZJJ6Q?

For technical support, including STM32U5F9ZJJ6Q datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32U5F9ZJJ6Q requirements.

6.How does Aetrix verify that STM32U5F9ZJJ6Q is sourced from the original manufacturer or authorized distributors?

All STM32U5F9ZJJ6Q products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32U5F9ZJJ6Q meets industry standards.

7.What is the process for return or replacement of STM32U5F9ZJJ6Q?

All STM32U5F9ZJJ6Q units undergo pre-shipment inspection (PSI). If there is an issue with STM32U5F9ZJJ6Q, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The STM32U5F9ZJJ6Q part is unused and in its original packaging.

Return procedure for STM32U5F9ZJJ6Q:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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