This document is a production datasheet for the STM32F051x4, STM32F051x6, and STM32F051x8 series of microcontrollers. These devices are based on the ARM 32-bit Cortex-M0 CPU and feature 16 to 64 Kbytes of Flash memory, 8 Kbytes of SRAM, and various peripherals including timers, ADC, DAC, and communication interfaces. The document provides full production data and specifications for these chips.
| CPU Core | ARM 32-bit Cortex-M0 |
|---|---|
| Maximum Frequency | 48 MHz |
| Flash Memory | 16 to 64 Kbytes |
| SRAM | 8 Kbytes |
| Voltage Range | 2.0 V to 3.6 V |
| ADC Resolution | 12-bit |
| DAC Resolution | 12-bit |
| I/O Pins | Up to 55 |
| I2C Interfaces | Up to two |
| USART Interfaces | Up to two |
| SPI Interfaces | Up to two |
The maximum frequency is up to 48 MHz.
The operating voltage range is 2.0 V to 3.6 V.
The devices contain 16 to 64 Kbytes of Flash memory.
Yes, it includes one 12-bit D/A converter.