参数资料
型号: STM32F103VEH6
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 72 MHz, RISC MICROCONTROLLER, PBGA100
封装: 10 X 10 MM, 0.50 MM PITCH, ROHS COMPLIANT, LFBGA-100
文件页数: 68/115页
文件大小: 1225K
代理商: STM32F103VEH6
Electrical characteristics
STM32F103xC, STM32F103xD, STM32F103xE
Figure 21.
Typical application with a 32.768 kHz crystal
5.3.7
Internal clock source characteristics
The parameters given in Table 25 are derived from tests performed under ambient
temperature and VDD supply voltage conditions summarized in Table 10.
High-speed internal (HSI) RC oscillator
Low-speed internal (LSI) RC oscillator
ai14146
OSC32_OU T
OSC32_IN
fLSE
CL1
RF
STM32F103xx
32.768 kH z
resonator
CL2
Resonator with
integrated capacitors
Bias
controlled
gain
Table 25.
HSI oscillator characteristics(1) (2)
1.
VDD = 3.3 V, TA = –40 to 105 °C unless otherwise specified.
2.
Guaranteed by design, not tested in production.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fHSI
Frequency
8
MHz
ACCHSI Accuracy of HSI oscillator
TA = –40 to 105 °C
±3%
TA = 25°C
±1
±2%
tsu(HSI)
HSI oscillator startup time
1
2
s
IDD(HSI)
HSI oscillator power
consumption
80
100
A
Table 26.
LSI oscillator characteristics (1)
1.
VDD = 3 V, TA = –40 to 105 °C unless otherwise specified.
Symbol
Parameter
Min
Typ
Max
Unit
fLSI
(2)
2.
Based on characterization, not tested in production.
Frequency
30
40
60
kHz
tsu(LSI)
(3)
3.
Guaranteed by design, not tested in production.
LSI oscillator startup time
85
s
IDD(LSI)
LSI oscillator power consumption
0.65
1.2
A
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