STM32F030X4 datasheet(15/93 Pages) STMICROELECTRONICS

Nome de Peças	STM32F030X4

Descrição Electrónicos	Value-line Arm®-based 32-bit MCU with up to 256 KB Flash, timers, ADC, communication interfaces, 2.4-3.6 V operation

PDF	93 Pages

Scroll/Zoom	100%

Fabricante Electrônico	STMICROELECTRONICS [STMicroelectronics]

Página de início	http://www.st.com

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15 / 93 page

DS9773 Rev 4

15/93

STM32F030x4/x6/x8/xC

Functional overview

Figure 2. Clock tree of STM32F030x4/x6/x8

1. Applies to STM32F030x4/x6 devices.

2. Applies to STM32F030x8 devices.

MSv32138V3

OSC_IN

OSC_OUT

OSC32_IN

OSC32_OUT

IWDG

PLLMUL

MCO

Main clock

output

PLLCLK

HSI

HSE

HCLK

PLLCLK

AHB, core, memory, DMA,

Cortex FCLK free-run clock

LSE

LSI

HSI

HSE

RTC

PLLSRC

MCO

RTCCLK

RTCSEL

SYSCLK

TIM1,3,6

(2)

14,15

(2),16,17

FLITFCLK

Flash memory

programming

interface

HSI14

I2C1

USART1

LSE

HSI

SYSCLK

PCLK

SYSCLK

HSI

PCLK

Cortex

system timer

APB

peripherals

LSI

(1)

LSE

(1)

PLLNODIV

MCOPRE

LSE

HSE

CSS

Legend

white

clock tree control element

clock line

control line

black

clock tree element

/32

4-32 MHz

HSE OSC

/1,/2,/4,

/8,/16

(1),/2

14 MHz

HSI14 RC

/1,/2,…

…/512

32.768 kHz

LSE OSC

40 kHz

LSI RC

PLL

x2,x3,..

...x16

x1, x2

/1,/2,/4,..

../128

USART1SW

PPRE

HPRE

I2C1SW

SYSCLK

HSI

8 MHz

HSI RC

/2, /4

ADC

(14 MHz max)

PREDIV

/1,/2,..

../16

CKMODE

(1)

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