STM32F098CC Datasheet, PDF (71/128 Pages) STMicroelectronics – Reset and power management

STM32F098CC STM32F098RC STM32F098VC
Electrical characteristics
High-speed internal (HSI) RC oscillator
Table 38. HSI oscillator characteristics⁽¹⁾
Symbol
Parameter
Conditions
Min Typ
f_HSI
Frequency
-
-
8
TRIM HSI user trimming step
-
-
-
DuCy_(HSI) Duty cycle
-
45⁽²⁾
-
T_A = -40 to 105°C -2.8⁽³⁾
-
T_A = -10 to 85°C
-1.9⁽³⁾
-
ACC_HSI
Accuracy of the HSI
oscillator
T_A = 0 to 85°C
T_A = 0 to 70°C
-1.9⁽³⁾
-
-1.3⁽³⁾
-
T_A = 0 to 55°C
-1⁽³⁾
-
T_A = 25°C⁽⁴⁾
-1
-
t_su(HSI) HSI oscillator startup time
-
1⁽²⁾
-
I_DDA(HSI)
HSI oscillator power
consumption
-
-
80
1. V_DDA = 3.3 V, T_A = -40 to 105°C unless otherwise specified.
2. Guaranteed by design, not tested in production.
3. Data based on characterization results, not tested in production.
4. Factory calibrated, parts not soldered.
Max
-
1⁽²⁾
55⁽²⁾
3.8⁽³⁾
2.3⁽³⁾
2⁽³⁾
2⁽³⁾
2⁽³⁾
1
2⁽²⁾
100⁽²⁾
Unit
MHz
%
%
%
µs
µA
Figure 19. HSI oscillator accuracy characterization results for soldered parts

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