STM8S105S6B6(2015) 查看數據表（PDF） - STMicroelectronics

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STM8S105S6B6
(Rev.:2015)

Access line, 16 MHz STM8S 8-bit MCU, up to 32 Kbyte Flash, integrated EEPROM, 10-bit ADC, timers, UART, SPI, I²C

STMicroelectronics 

Electrical characteristics

Figure 20. HSE oscillator circuit diagram

STM8S105x4/6

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HSE oscillator critical gm equation

gmcrit = 2    fHSE2  Rm2Co + C2

Rm: Notional resistance (see crystal specification)

Lm: Notional inductance (see crystal specification)

Cm: Notional capacitance (see crystal specification)

Co: Shunt capacitance (see crystal specification)

CL1 = CL2 = C: Grounded external capacitance

gm » gmcrit

670

069

68/121

DocID14771 Rev 15

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