Table 33. Hsi Oscillator Characteristics; Figure 17. Hsi Oscillator Accuracy Characterization Results For Soldered Parts - STMicroelectronics STM32F038C6 Manual

STM32F038x6
High-speed internal (HSI) RC oscillator
Symbol
f
HSI
TRIM
DuCy
(HSI)
ACC
HSI
t
su(HSI)
I
DDA(HSI)
1. V = 3.3 V, T
DDA
2. Guaranteed by design, not tested in production.
3. Data based on characterization results, not tested in production.
4. Factory calibrated, parts not soldered.

Figure 17. HSI oscillator accuracy characterization results for soldered parts

Table 33. HSI oscillator characteristics

Parameter
Frequency
HSI user trimming step
Duty cycle
Accuracy of the HSI
oscillator
HSI oscillator startup time
HSI oscillator power
consumption
= -40 to 105°C unless otherwise specified.
A
DocID026079 Rev 3
Conditions Min
-
-
- 45
T = -40 to 105°C -2.8
A
T = -10 to 85°C -1.9
A
T = 0 to 85°C -1.9
A
T = 0 to 70°C -1.3
A
T = 0 to 55°C -1
A
(4)
T = 25°C
A
- 1
-
Electrical characteristics
(1)
Typ Max
- 8 -
(2)
- - 1
(2) (2)
- 55
(3) (3)
- 3.8
(3) (3)
- 2.3
(3) (3)
- 2
(3) (3)
- 2
(3) (3)
- 2
-1 - 1
(2) (2)
- 2
(2)
- 80 100
Unit
MHz
%
%
%
µs
µA
57/102
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