STM32F030x4/6/8/C
Electrical characteristics
6.3.9
Low-speed internal (LSI) RC oscillator
Symbol
Table 37. LSI oscillator characteristics(1)
Parameter
Min
Typ
fLSI
Frequency
30
tsu(LSI)(2) LSI oscillator startup time
-
IDDA(LSI)(2) LSI oscillator power consumption
-
1. VDDA = 3.3 V, TA = -40 to 85 °C unless otherwise specified.
2. Guaranteed by design, not tested in production.
40
-
0.75
Max
50
85
-
Unit
kHz
μs
μA
PLL characteristics
The parameters given in Table 38 are derived from tests performed under ambient
temperature and supply voltage conditions summarized in Table 21: General operating
conditions.
Table 38. PLL characteristics
Symbol
Parameter
Value
Unit
Min
Typ
Max
fPLL_IN
PLL input clock(1)
PLL input clock duty cycle
1(2)
8.0
40(2)
-
24(2)
60(2)
MHz
%
fPLL_OUT
tLOCK
JitterPLL
PLL multiplier output clock
PLL lock time
Cycle-to-cycle jitter
16(2)
-
-
-
-
-
48
200(2)
300(2)
MHz
μs
ps
1. Take care to use the appropriate multiplier factors to obtain PLL input clock values compatible with the
range defined by fPLL_OUT.
2. Guaranteed by design, not tested in production.
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