STM32F030x4 STM32F030x6 STM32F030x8
Electrical characteristics
High-speed internal 14 MHz (HSI14) RC oscillator (dedicated to ADC)
Symbol
Table 34. HSI14 oscillator characteristics(1)
Parameter
Conditions
Min Typ
fHSI14 Frequency
-
14
TRIM HSI14 user-trimming step
-
-
DuCy(HSI14) Duty cycle
45(2)
-
ACCHSI14
Accuracy of the HSI14
oscillator (factory calibrated)
TA = –40 to 85 °C
-
±5
tsu(HSI14) HSI14 oscillator startup time
1(2)
-
IDDA(HSI14)
HSI14 oscillator power
consumption
-
100
1. VDDA = 3.3 V, TA = –40 to 85 °C unless otherwise specified.
2. Guaranteed by design, not tested in production.
Max
1(2)
55(2)
Unit
MHz
%
%
-
%
2(2)
µs
-
µA
Low-speed internal (LSI) RC oscillator
Symbol
Table 35. LSI oscillator characteristics(1)
Parameter
Min
Typ
Max
Unit
fLSI
tsu(LSI)(2)
IDDA(LSI)(2)
Frequency
LSI oscillator startup time
LSI oscillator power consumption
30
40
50
kHz
-
-
85
µs
-
0.75
-
µA
1. VDDA = 3.3 V, TA = –40 to 85 °C unless otherwise specified.
2. Guaranteed by design, not tested in production.
6.3.9
PLL characteristics
The parameters given in Table 36 are derived from tests performed under ambient
temperature and supply voltage conditions summarized in Table 18: General operating
conditions.
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