STM32F101XC_11 Datasheet, PDF (51/112 Pages) STMicroelectronics – High-density access line, ARM-based 32-bit MCU with 256 to 512 KB Flash, 9 timers

STM32F101xC, STM32F101xD, STM32F101xE
Electrical characteristics
Figure 17. High-speed external clock source AC timing diagram
VHSEH
90%
10%
VHSEL
tr(HSE)
tf(HSE)
THSE
External
clock source
fHSE_ext
OSC _IN
tW(HSE)
IL
STM32F10xxx
Figure 18. Low-speed external clock source AC timing diagram
tW(HSE) t
ai14127b
VLSEH
VLSEL
90%
10%
tr(LSE)
tf(LSE)
TLSE
External
clock source
fLSE_ext
OSC32_IN
tW(LSE)
tW(LSE) t
IL
STM32F10xxx
ai14140c
Doc ID 14610 Rev 8
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