Electrical characteristics
STM8S003K3 STM8S003F3
Figure 15: Typ IDD(WFI) vs. fCPU HSE user external clock, VDD = 5 V
Figure 16: Typ IDD(WFI) vs. VDD HSI RC osc, fCPU = 16 MHz
9.3.3 External clock sources and timing characteristics
HSE user external clock
Subject to general operating conditions for VDD and TA.
Table 31: HSE user external clock characteristics
Symbol
Parameter
Conditions Min
fHSE_ext
User external clock source
frequency
0
VHSEH (1)
VHSEL (1)
OSCIN input pin high level voltage
OSCIN input pin low level voltage
0.7 x VDD
VSS
ILEAK_HSE
OSCIN input leakage current
VSS < VIN <
VDD
-1
Max
Unit
16
MHz
VDD + 0.3 V
V
0.3 x VDD
+1
μA
60/100
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