Datasheet

Figure 18: Typ. I
DD(WFI)
vs. V
DD
, HSI RC osc, f
CPU
= 16 MHz
External clock sources and timing characteristics10.3.3
HSE user external clock
Subject to general operating conditions for V
DD
and T
A
.
Table 32: HSE user external clock characteristics
UnitMaxMinConditionsParameterSymbol
MHz160
User external clock source
frequency
f
HSE_ext
V
V
DD
+ 0.3 V0.7 x V
DD
OSCIN input pin high level
voltage
V
HSEH
(1)
0.3 x V
DD
V
SS
OSCIN input pin low level
voltage
V
HSEL
(1)
μA+1-1
V
SS
< V
IN
< V
DD
OSCIN input leakage currentI
LEAK_HSE
(1)
Data based on characterization results, not tested in production.
73/124DocID14771 Rev 12
Electrical characteristicsSTM8S105xx