Electrical characteristics
STM32L151xC/C-A STM32L152xC/C-A
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DocID026119 Rev 5
Figure 14. High-speed external clock source AC timing diagram
V
HSEH
OSC_IN input pin high level voltage
-
0.7V
DD
-
V
DD
V
V
HSEL
OSC_IN input pin low level voltage
V
SS
-
0.3V
DD
t
w(HSEH)
t
w(HSEL)
OSC_IN high or low time
12
-
-
ns
t
r(HSE)
t
f(HSE)
OSC_IN rise or fall time
-
-
20
C
in(HSE)
OSC_IN input capacitance
-
2.6
-
pF
1. Guaranteed by design, not tested in production.
Table 26. High-speed external user clock characteristics
(1)
(continued)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
069
9+6(+
WI+6(
7+6(
W
WU+6(
9+6(/
WZ+6(+
WZ+6(/