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Core: ARM Cortex M0
I/O Voltage: 2 V to 3.6 V
Unit Weight: 180 mg
Data RAM Size: 4 kB
Data RAM Type: SRAM
ADC Resolution: 12 bit
Data Bus Width: 32 bit
Interface Type: I2C, SPI, USART
Mounting Style: SMD/SMT
Number of I/Os: 39 I/O
Watchdog Timers: Watchdog Timer
Processor Series: STM32F031
Moisture Sensitive: Yes
Program Memory Size: 32 kB
Program Memory Type: Flash
Supply Voltage - Max: 3.6 V
Supply Voltage - Min: 2 V
Analog Supply Voltage: 2.4 V to 3.6 V
Number of ADC Channels: 13 Channel
Maximum Clock Frequency: 48 MHz
Maximum Operating Temperature: + 85 C
Minimum Operating Temperature: - 40 C
