STM32F302XC データシートの表示（PDF） - STMicroelectronics

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STM32F302XC

ARM Cortex-M4F 32b MCU+FPU, up to 256KB Flash+48KB SRAM 4 ADCs, 2 DAC ch., 7 comp, 4 PGA, timers, 2.0-3.6 V operation

STMicroelectronics 

STM32F302xx/STM32F303xx

Electrical characteristics

6.3.9

Low-speed internal (LSI) RC oscillator

Table 43. LSI oscillator characteristics(1)

Symbol

Parameter

Min

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, not tested in production.

Typ

40

-

0.75

Max

Unit

50

kHz

85

µs

1.2

µA

PLL characteristics

The parameters given in Table 44 are derived from tests performed under ambient

temperature and supply voltage conditions summarized in Table 22.

Table 44. 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, not tested in production.

Doc ID 023353 Rev 5

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