Datasheet
Electrical characteristics STM8S105x4/6
66/121 DocID14771 Rev 15
10.3.3 External clock sources and timing characteristics
HSE user external clock
Subject to general operating conditions for V
DD
and T
A
.
Figure 19. HSE external clock source
Table 31. HSE user external clock characteristics
Symbol Parameter Conditions Min Max Unit
f
HSE_ext
User external clock
source frequency
-016MHz
V
HSEH
(1)
1. Data based on characterization results, not tested in production.
OSCIN input pin high
level voltage
- 0.7 x V
DD
V
DD
+ 0.3 V
V
V
HSEL
(1)
OSCIN input pin low
level voltage
-V
SS
0.3 x V
DD
I
LEAK_HSE
OSCIN input leakage
current
V
SS
< V
IN
< V
DD
-1 +1 µA
+6(+
+6(/
([WHUQDOFORFN
VRXUFH
26&,1
I
+6(
670
069