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STM32F205RB Scheda tecnica(PDF) 79 Page - STMicroelectronics

Il numero della parte STM32F205RB
Spiegazioni elettronici  ARM-based 32-bit MCU, 150DMIPs, up to 1 MB Flash/1284KB RAM
PDF  163 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F205RB Scheda tecnica(HTML) 79 Page - STMicroelectronics

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STM32F205xx, STM32F207xx
Electrical characteristics
Doc ID 15818 Rev 7
79/163
5.3.9
Internal clock source characteristics
The parameters given in Table 27 and Table 28 are derived from tests performed under
ambient temperature and VDD supply voltage conditions summarized in Table 10.
High-speed internal (HSI) RC oscillator
Figure 32.
ACCHSI versus temperature
Table 27.
HSI oscillator characteristics (1)
1.
VDD = 3.3 V, TA = –40 to 105 °C unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fHSI
Frequency
-
16
-
MHz
ACCHSI
Accuracy of the HSI
oscillator
User-trimmed with the RCC_CR
register(2)
2.
Refer to application note AN2868 “STM32F10xxx internal RC oscillator (HSI) calibration” available from the
ST website www.st.com.
--
1
%
Factory-
calibrated
TA = –40 to 105 °C
–8
-
4.5
%
TA = –10 to 85 °C
–4
-
4
%
TA = 25 °C
–1
-
1
%
tsu(HSI)
(3)
3.
Guaranteed by design, not tested in production.
HSI oscillator
startup time
-2.2
4
µs
IDD(HSI)
HSI oscillator
power consumption
-60
80
µA
-8
-6
-4
-2
0
2
4
6
-45
-35
-25
-15
-5
5
15
25
35
45
55
65
75
85
95
105 115 125
Temperature (°C)
max
avg
min



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