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STM32F334X4 bảng dữ liệu(PDF) 69 Page - STMicroelectronics

tên linh kiện STM32F334X4
Giải thích chi tiết về linh kiện  ARMCortex-M4 32b MCUFPU,up to 64KB Flash,16KB SRAM, 2 ADCs,3 DACs,3 comp.,op-amp, 217ps 10-ch (HRTIM1)
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
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STM32F334X4 bảng dữ liệu(HTML) 69 Page - STMicroelectronics

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STM32F334x4 STM32F334x6 STM32F334x8
Electrical characteristics
100
Figure 17. HSI oscillator accuracy characterization results for soldered parts
Low-speed internal (LSI) RC oscillator
6.3.9
PLL characteristics
The parameters given in Table 42 are derived from tests performed under ambient
temperature and supply voltage conditions summarized in Table 19.
Table 41. LSI oscillator characteristics(1)
1. VDDA = 3.3 V, TA = –40 to 105 °C unless otherwise specified.
Symbol
Parameter
Min.
Typ.
Max.
Unit
fLSI
Frequency
30
40
50
kHz
tsu(LSI)(2)
2. Guaranteed by design, not tested in production.
LSI oscillator startup time
-
-
85
µs
IDD(LSI)(2) LSI oscillator power consumption
-
0.75
1.2
µA
Table 42. PLL characteristics
Symbol
Parameter
Value
Unit
Min.
Typ.
Max.
fPLL_IN
PLL input clock(1)
1. Take care of using the appropriate multiplier factors so as to have PLL input clock values compatible with
the range defined by fPLL_OUT.
1(2)
-24(2)
MHz
PLL input clock duty cycle
40(2)
-60(2)
%
fPLL_OUT
PLL multiplier output clock
16(2)
-72
MHz
tLOCK
PLL lock time
-
-
200(2)
µs
Jitter
Cycle-to-cycle jitter
-
-
300(2)
2. Guaranteed by design, not tested in production.
ps



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