STM32L562QEI6QU STMicroelectronics Integrated Circuit (BGA) In Stock
STM32L562QEI6QU is an ultra-low-power 32-bit MCU based on the Arm Cortex-M33 core with TrustZone and FPU, delivering 165 DMIPS at up to 110 MHz. It integrates 512 KB Flash, 256 KB SRAM, hardware AES, PKA accelerator, and an integrated SMPS, housed in a BGA package for IoT and wearable security applications.
- Manufacturer
- STMicroelectronics
- Package
- BGA
- Pin Count
- 132
- Lifecycle
- ACTIVE
- Datasheet
- STM32L562QEI6QU Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STM32L562QEI6QU?
- Arm Cortex-M33 core at up to 110 MHz delivering 165 DMIPS for efficient real-time processing
- TrustZone hardware security partitioning protecting sensitive code and data in IoT endpoints
- 512 KB Flash and 256 KB SRAM providing ample memory for complex secure firmware
- Integrated AES-256 and PKA hardware accelerators for fast cryptographic operations
- On-chip SMPS regulator reducing external component count and quiescent current in low-power modes
- Ultra-low power modes with standby current as low as 110 nA for extended battery life
- BGA package enabling high I/O density in compact wearable and IoT form factors
What is STM32L562QEI6QU used for?
STM32L562QEI6QU is purpose-built for IoT endpoint devices, smart wearables, and industrial sensors requiring both strong cryptographic security and ultra-low standby power. Its TrustZone isolation and AES-256 hardware accelerator enable secure key storage, encrypted firmware updates, and authenticated communication without impacting battery life. The integrated SMPS and multiple low-power modes make it the right choice for coin-cell-powered health monitors, secure RFID readers, and industrial wireless nodes that must operate for years between battery replacements.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Where can I find the STM32L562QEI6QU datasheet?
STM32L562QEI6QU Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM32L562QEI6QU?
Compatible alternatives and drop-in replacements for STM32L562QEI6QU:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M33 CPU, 110MHz, CMOS, PBGA132
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M33 CPU, 110MHz, CMOS, PBGA132
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M33 CPU, 110MHz, CMOS, PBGA132
Frequently Asked Questions
What processing performance does STM32L562QEI6QU achieve, and how does its Cortex-M33 core compare with Cortex-M4 for DSP workloads?
STM32L562QEI6QU delivers 165 DMIPS at 110 MHz using the Cortex-M33 core with an FPU and DSP extensions, making it comparable to Cortex-M4 devices in signal processing performance. The Cortex-M33 additionally integrates TrustZone security partitioning absent in most M4 implementations, so for IoT firmware requiring both DSP filtering at 110 MHz and hardware-enforced security boundaries, the STM32L562 family offers a significant advantage.
How does TrustZone in STM32L562QEI6QU protect an IoT device's cryptographic keys and secure boot process?
TrustZone in STM32L562QEI6QU partitions the 512 KB Flash and 256 KB SRAM into secure and non-secure regions enforced at the hardware level, so the secure bootloader and AES-256 keys stored in the secure region cannot be accessed by application code running in the non-secure world. Combined with the hardware PKA accelerator and RDP (Read-out Device Protection) fuse, this creates a root-of-trust chain that protects firmware authenticity and prevents extraction of private keys even when the non-secure firmware is compromised.
Which battery-powered use cases benefit most from the ultra-low standby current and integrated SMPS of STM32L562QEI6QU?
With a standby current as low as 110 nA and an on-chip SMPS that eliminates an external switching regulator, STM32L562QEI6QU is ideal for coin-cell-powered wearables, NFC-enabled smart tags, and remote industrial sensors that wake on events and return to sleep within microseconds. The SMPS reduces quiescent losses compared to a pure LDO supply, extending battery life by 20% to 40% in duty-cycled applications that spend most time in Stop mode at under 2 µA.
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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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