STM32F301R8T7 查看數據表（PDF） - STMicroelectronics

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STM32F301R8T7

ARM® Cortex®-M4 32-bit MCU+FPU, up to 64 KB Flash, 16 KB SRAM, ADC, DAC, COMP, Op-Amp, 2.0 – 3.6 V

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Electrical characteristics

STM32F301x6 STM32F301x8

6.3.9

Low-speed internal (LSI) RC oscillator

Table 45. LSI oscillator characteristics(1)

Symbol

Parameter

Min

Typ

fLSI

Frequency

30

tsu(LSI)(2) LSI oscillator startup time

-

IDD(LSI)(2) LSI oscillator power consumption

-

1. VDDA = 3.3 V, TA = –40 to 105 °C unless otherwise specified.

2. Guaranteed by design.

40

-

0.75

Max

50

85

1.2

Unit

kHz

µs

µA

PLL characteristics

The parameters given in Table 46 are derived from tests performed under ambient

temperature and supply voltage conditions summarized in Table 23.

Table 46. PLL characteristics

Symbol

Parameter

Value

Unit

Min

Typ

Max

fPLL_IN

fPLL_OUT

tLOCK

Jitter

PLL input clock(1)

PLL input clock duty cycle

PLL multiplier output clock

PLL lock time

Cycle-to-cycle jitter

1(2)

-

40(2)

-

16(2)

-

-

-

-

-

24(2)

60(2)

72

200(2)

300(2)

MHz

%

MHz

µs

ps

1. Take care of using the appropriate multiplier factors so as to have PLL input clock values compatible with

the range defined by fPLL_OUT.

2. Guaranteed by design.

80/135

DocID025146 Rev 6

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