The STM32 family of 32-bit microcontrollers based on the Arm Cortex®-M processor is designed to offer new degrees of freedom to MCU users. It offers products combining very high performance, real-time capabilities, digital signal processing, low-power / low-voltage operation, and connectivity, while maintaining full integration and ease of development.
The unparalleled range of STM32 microcontrollers, based on an industry-standard core, comes with a vast choice of tools and software to support project development, making this family of products ideal for both small projects and end-to-end platforms.
Read more about the benefits of Arm Cortex-M processor cores.
Mainstream
STM32G0
64 MHz Cortex-M0+
16 to 512 KB flash
| CoreMark | 142 |
| RAM | up to 144 KB |
STM32C5
144 MHz Cortex-M33
128 KB to 1 MB flash
| CoreMark | 593 |
| RAM | up to 256 KB |
| Price | $0.64 |
STM32C0
48 MHz Cortex-M0+
16 to 256 KB flash
| CoreMark | 114 |
| RAM | up to 36 KB |
| Price | $0.21 |
STM32F1
72 MHz Cortex-M3
16 KB to 1 MB flash
| CoreMark | 177 |
| RAM | up to 96 KB |
STM32F0
48 MHz Cortex-M0
16 to 256 KB flash
| CoreMark | 106 |
| RAM | up to 32 KB |
Ultra-low-power
STM32U5
160 MHz Cortex-M33
128 KB to 4 MB flash
| CoreMark | 651 |
| RAM | up to 3 MB |
STM32L5
110 MHz Cortex-M33
32 to 512 KB flash
| CoreMark | 443 |
| RAM | up to 256 KB |
STM32L4+
120 MHz Cortex-M4
512 KB to 2 MB flash
| CoreMark | 409 |
| RAM | up to 640 KB |
STM32U3
96 MHz Cortex-M33
512 KB to 2 MB flash
| CoreMark | 393 |
| RAM | up to 640 KB |
| Optimized for | Energy efficiency, cost effective, with security |
STM32L4
80 MHz Cortex-M4
64 KB to 1 MB flash
| CoreMark | 273 |
| RAM | up to 320 KB |
STM32U0
56 MHz Cortex-M0+
16 to 256 KB flash
| CoreMark | 140 |
| RAM | up to 20 KB |
STM32L0
32 MHz Cortex-M0+
8 to 192 KB flash
| CoreMark | 75 |
| RAM | up to 20 KB |
High-performance
STM32N6
800 MHz Cortex-M55
4.2 MB RAM
| CoreMark | 3360 |
| RAM | up to 4.2 MB |
| Note | With ST Neural-ART accelerator |
STM32H7
up to 600 MHz Cortex-M7
240 MHz Cortex-M4
64 KB to 2 MB flash
| CoreMark | Up to 3347 |
| RAM | up to 1.4 MB |
STM32H5
250 MHz Cortex-M33
128 KB to 4 MB flash
| CoreMark | 1023 |
| RAM | up to 1.5 MB |
STM32F7
216 MHz Cortex-M7
64 KB to 2 MB flash
| CoreMark | 1082 |
| RAM | up to 512 KB |
STM32F4
180 MHz Cortex-M4
64 KB to 2 MB flash
| CoreMark | 608 |
| RAM | up to 384 KB |
STM32F2
120 MHz Cortex-M3
128 KB to 1 MB flash
| CoreMark | 398 |
| RAM | up to 128 KB |
Wireless
STM32WBA
100 MHz Cortex-M33
512 KB to 2 MB flash
| CoreMark | 407 |
| RAM | up to 512 KB |
| Protocols | Bluetooth® LE, Zigbee®, Thread®, Matter |
STM32WB
64 MHz Cortex-M4
32 MHz Cortex-M0+
256 KB to 1 MB flash
| CoreMark | 219 |
| RAM | up to 256 KB |
| Protocols | Bluetooth® LE, Zigbee®, Thread®, Matter |
| Note | Cortex M0+ Radio co-processor |
STM32WB0
64 MHz Cortex-M0+
192 to 512 KB flash
| CoreMark | 156 |
| RAM | up to 64 KB |
| Protocol | Bluetooth® LE |
STM32WL
48 MHz Cortex-M4
48 MHz Cortex-M0+
64 to 256 KB flash
| CoreMark | 162 |
| RAM | up to 64 KB |
| Protocol | sub-GHz |
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