STM32L476MGY6MTR STMicroelectronics Integrated Circuit (BGA) In Stock
The STM32L476MGY6MTR is an ultra-low-power 32-bit ARM Cortex-M4 MCU from STMicroelectronics with FPU, running at up to 80 MHz with 1 MB Flash and 128 KB SRAM in a BGA package. It features USB OTG FS, LCD driver, and a DSP-capable core delivering 100 DMIPS for compute-intensive IoT tasks. Available on tape and reel from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- BGA
- Pin Count
- 81
- Lifecycle
- ACTIVE
- Datasheet
- STM32L476MGY6MTR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $5.7514(MOQ 25)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STM32L476MGY6MTR?
- Ultra-low-power ARM Cortex-M4 core at 80 MHz with FPU delivering 100 DMIPS for efficient computation
- 1 MB Flash and 128 KB SRAM with hardware AES-256 and RNG for secure IoT firmware
- USB OTG Full-Speed and integrated LCD controller for HMI and connectivity in wearable designs
- Multiple low-power modes down to 8 nA shutdown current for maximizing battery life
What is STM32L476MGY6MTR used for?
The STM32L476MGY6MTR is optimized for battery-powered IoT nodes, smart meters, and portable medical devices that demand high computation efficiency alongside ultra-low standby current. Its combination of a floating-point Cortex-M4 core, hardware cryptography, and USB OTG makes it suitable for health monitoring wearables and industrial wireless sensors. The integrated LCD driver further enables standalone HMI products without an external display controller.
What are the specifications of STM32L476MGY6MTR?
| Factory Lead Time | 12Weeks |
| 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 | YES |
| JESD-30 Code | R-PBGA-B81 |
| JESD-609 Code | e1 |
| Low Power Mode | YES |
| Number of DMA Channels | 14 |
| Number of External Interrupts | 16 |
| Number of I/O Lines | 65 |
| Number of Serial I/Os | 7 |
| Number of Timers | 14 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA81,9X9,16 |
| Package Shape | RECTANGULAR |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| RAM (bytes) | 131072 |
| ROM (words) | 1048576 |
| ROM Programmability | FLASH |
| Speed | 80MHz |
| Supply Current-Max | 100mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) |
| Terminal Form | BALL |
| Terminal Pitch | 0.4mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Mainland China, Taiwan |
Where can I find the STM32L476MGY6MTR datasheet?
STM32L476MGY6MTR Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM32L476MGY6MTR?
Compatible alternatives and drop-in replacements for STM32L476MGY6MTR:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PBGA81
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PBGA81
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PBGA81
Frequently Asked Questions
What is the minimum shutdown current of the STM32L476MGY6MTR and why does it matter for battery life?
The STM32L476MGY6MTR achieves shutdown current as low as 8 nA, meaning a 1000 mAh coin cell can sustain the device in standby for years, enabling decade-long battery life for IoT sensor nodes that wake periodically.
How much processing throughput does the STM32L476MGY6MTR deliver at its maximum clock speed?
Running at 80 MHz with its Cortex-M4 FPU, the device achieves 100 DMIPS and 273 CoreMark, providing enough throughput for digital signal processing, sensor fusion algorithms, and real-time control loops in embedded applications.
Can the STM32L476MGY6MTR directly drive an LCD panel without an external driver IC?
Yes, the STM32L476MGY6MTR integrates an LCD controller supporting up to 8 multiplexed segments x 40 common outputs, allowing direct segment LCD driving in low-power HMI products such as smart meters and medical displays without an external driver chip.
Which cryptographic engines are built into the STM32L476MGY6MTR for secure firmware development?
The device includes hardware AES-256, a true random number generator (RNG), and a unique device ID, enabling TLS handshaking, firmware encryption, and certificate-based device authentication for secure IoT cloud connections.
How does the BGA package of STM32L476MGY6MTR compare to LQFP alternatives for compact designs?
The BGA package reduces the PCB footprint significantly compared to a 100-pin LQFP, enabling more compact board layouts, though it requires via-in-pad or dogbone routing with 0.5 mm ball pitch and appropriate PCB layer count of at least 4 layers.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 25+ | $8.2248 | $205.62 |
| 100+ | $6.8000 | $680.00 |
| 250+ | $6.5000 | $1625.00 |
| 500+ | $5.9200 | $2960.00 |
| 20000+ | $5.7812 | $115624.00 |
| 40000+ | $5.7514 | $230056.00 |
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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