Datasheet

Electrical characteristics STM8S001J3
54/84 DocID030584 Rev 2
High speed internal RC oscillator (HSI)
Figure 16. Typical HSI frequency variation vs V
DD
at 4 temperatures
Low speed internal RC oscillator (LSI)
Subject to general operating conditions for V
DD
and T
A
.
Table 31. HSI oscillator characteristics
Symbol Parameter Conditions Min Typ Max Unit
f
HSI
Frequency - - 16 - MHz
ACC
HSI
Accuracy of HSI oscillator
User-trimmed with the
CLK_HSITRIMR register
for given V
DD
and T
A
conditions
(1)
1. See the application note.
--1.0
(2)
%
Accuracy of HSI oscillator
(factory calibrated)
V
DD
= 5 V, T
A
= 25 °C -2.5 - 1.5
V
DD
= 5 V,
-40 °C ≤ T
A
≤ 125 °C
-5 - 5
t
su(HSI)
HSI oscillator wakeup
time including calibration
- - - 1.0
(2)
2. Guaranteed by design.
µs
I
DD(HSI)
HSI oscillator power
consumption
- - 170 250
(3)
3. Guaranteed by characterization results.
µA
Table 32. LSI oscillator characteristics
Symbol Parameter Conditions Min Typ Max Unit
f
LSI
Frequency - - 128 - kHz
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