STM8AFSLASHP6348 datasheet(57/95 Pages) STMICROELECTRONICS

部件名	STM8AF/P6348

功能描述	Automotive 8-bit MCU, with up to 32-Kbyte Flash memory, data EEPROM, 10-bit ADC, timers, LIN, SPI, I2C, 3 to 5.5 V

PDF	95 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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57 / 95 page

DS12343 Rev 2

57/95

STM8AF6366

Electrical characteristics

10.3.3

External clock sources and timing characteristics

HSE user external clock

Subject to general operating conditions for VDD and TA.

Figure 12. Typ. IDD(RUN)HSI vs. VDD

@ fCPU = 16 MHz, peripheral = off

Figure 13. Typ. IDD(WFI)HSE vs. VDD

@ fCPU = 16 MHz, peripheral = on

2.5

3.5

4.5

5.5

6.5

VDD [V]

25°C

85°C

125°C

2.5

3.5

4.5

5.5

6.5

VDD [V]

25°C

85°C

125°C

Figure 14. Typ. IDD(WFI)HSE vs. fCPU

@ VDD = 5.0 V, peripheral = on

Figure 15. Typ. IDD(WFI)HSI vs. VDD

@ fCPU = 16 MHz, peripheral = off

fcpu [MHz]

25°C

85°C

125°C

0.5

1.5

2.5

2.53

3.54

4.55

5.5

DD [V]

25°C

85°C

125°C

Table 28. HSE user external clock characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fHSE_ext

User external clock source

frequency

TA is -40 to

150 °C

0(1)

1. In CSS is used, the external clock must have a frequency above 500 kHz.

-16

MHz

VHSEdHL Comparator hysteresis

0.1 x VDD

VHSEH

OSCIN input pin high level

voltage

0.7 x VDD

-VDD

VHSEL

OSCIN input pin low level

voltage

-VSS

0.3 x VDD

ILEAK_HSE

OSCIN input leakage

current

VSS < VIN < VDD

-1

µA

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