32 MHz Cortex-M0+ — throughput for the power budget
It runs at 32 MHz with 32 KB Flash, 8 KB RAM, and 2 KB embedded EEPROM. Supply range is 1.65 V to 3.6 V, and temperature range is -40 °C to 85 °C.

STMicroelectronics STM32L0 series STM32L052R6T6, 32-bit ARM Cortex-M0+ MCU, 32 MHz, 32 KB Flash, 8K x 8 RAM, 2K x 8 EEPROM, 1.65 V to 3.6 V, 51 I/O, USB, I²C, SPI, UART, -40 °C to 85 °C, 64-LQFP (10x10 mm).
| Parameter | Value |
|---|---|
| Series | STM32L0 |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.65V ~ 3.6V |
| Operating temperature | -40°C ~ 85°C (TA) |
| Speed | 32MHz |
| Package | Tray |
| RAM size | 8K x 8 |
| Core size | 32-Bit Single-Core |
| EEPROM size | 2K x 8 |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Connectivity | I²C, IrDA, SPI, UART/USART, USB |
| Number of i (O) | 51 |
| Core processor | ARM® Cortex®-M0+ |
| Case | 64-LQFP |
| Data converters | A/D 16x12b; D/A 1x12b |
| Program memory size | 32KB (32K x 8) |
It runs at 32 MHz with 32 KB Flash, 8 KB RAM, and 2 KB embedded EEPROM. Supply range is 1.65 V to 3.6 V, and temperature range is -40 °C to 85 °C.
It runs a 32-bit ARM Cortex-M0+ core at 32 MHz, with 32 KB Flash, 8 KB RAM, and 2 KB embedded EEPROM.
Rated for -40 °C to 85 °C, covering industrial environments like outdoor telecom, factory automation, and engine-bay applications.
64-LQFP with a 10x10 mm body, surface-mount package.