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AN4325 Datasheet(PDF) 6 Page - STMicroelectronics |
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AN4325 Datasheet(HTML) 6 Page - STMicroelectronics |
6 / 27 page Power supplies and reset sources of the STM32F030 family AN4325 6/27 DocID024966 Rev 1 1 Power supplies and reset sources of the STM32F030 family 1.1 Power supply schemes The STM32F030 family features different products with various supply schemes. It includes an internal regulator in order to have an internal 1.8 V supply for the core and digital logic. There is a variety of power supply schemes: VDD from 2.4 V to 3.6 V: external power supply for I/Os and the internal 1.8 V domain. Provided externally through VDD pins. VDDA from VDD to 3.6 V: external analog power supply for ADC, Reset blocks, HSI, HSI14, LSI and PLL. The VDDA voltage level must always be greater than or equal to the VDD voltage level and must be provided first. Figure 1. Power supply scheme |
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