STM32G441CBU3 STMicroelectronics Integrated Circuit (Quad Flat No-Lead) In Stock
STMicroelectronics STM32G441CBU3 is a 32-bit Arm Cortex-M4 microcontroller running at up to 170 MHz with 128 KB Flash and hardware cryptographic accelerator. It integrates ADC, DAC, DMA, and a math accelerator for demanding control applications. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat No-Lead
- Pin Count
- 49
- Lifecycle
- ACTIVE
- Datasheet
- STM32G441CBU3 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STM32G441CBU3?
- Arm Cortex-M4 core with FPU running at up to 170 MHz delivers high-performance DSP and floating-point computation for motor control and signal processing
- Hardware AES-256 and SHA cryptographic accelerator enables secure firmware updates and encrypted communications without software overhead
- 128 KB Flash and medium-density analog integration including ADC and DAC channels support cost-effective mixed-signal embedded designs
What is STM32G441CBU3 used for?
STM32G441CBU3 is targeted at motor drive, digital power conversion, and industrial automation applications requiring real-time control at 170 MHz with hardware security. Its integrated crypto engine and math accelerator also make it suitable for IoT edge nodes and smart metering devices where secure data processing and energy efficiency are critical.
What are the specifications of STM32G441CBU3?
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M4 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FLOATING POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQCC-N48 |
| Low Power Mode | YES |
| Number of DMA Channels | 12 |
| Number of External Interrupts | 16 |
| Number of I/O Lines | 42 |
| Number of Serial I/Os | 5 |
| Number of Timers | 12 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC48,.27SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| RAM (bytes) | 32768 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Speed | 150MHz |
| Supply Current-Max | 28mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 1.71V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Mainland China, Taiwan |
Where can I find the STM32G441CBU3 datasheet?
STM32G441CBU3 Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM32G441CBU3?
Compatible alternatives and drop-in replacements for STM32G441CBU3:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 150MHz, CMOS, PQCC48
Frequently Asked Questions
What is the maximum clock frequency and Flash size of STM32G441CBU3?
The STM32G441CBU3 operates at up to 170 MHz with 128 KB of internal Flash memory and includes a math accelerator, making it capable of real-time control loops and DSP tasks in motor drive or power conversion designs.
Which security features does the STM32G441CBU3 integrate for IoT applications?
It integrates a hardware cryptographic accelerator supporting AES-256 and SHA algorithms, enabling secure boot, encrypted FOTA updates, and TLS communications without burdening the 170 MHz Cortex-M4 core with software crypto overhead.
How does STM32G441CBU3 compare to STM32G431CBU3 for motor control designs?
Both share the 170 MHz Cortex-M4 core and 128 KB Flash, but the STM32G441CBU3 adds hardware AES cryptography, making it the preferred choice when the motor drive system also requires secure communication or firmware protection, at a modest cost premium per unit.
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Why Buy from FindMyChip
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.
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
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