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STM32F427NET6 Folha de dados(PDF) 149 Page - STMicroelectronics

Nome de Peças STM32F427NET6
Descrição Electrónicos  ARM Cortex-M4 32b MCUFPU, 225DMIPS, up to 2MB Flash/2564KB RAM, USB OTG HS/FS, Ethernet, 17 TIMs, 3 ADCs, 20 comm. interfaces, camera & LCD-TFT
PDF  231 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F427NET6 Folha de dados(HTML) 149 Page - STMicroelectronics

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STM32F427xx STM32F429xx
Electrical characteristics
192
Figure 46. ULPI timing diagram
Table 69. USB HS clock timing parameters(1)
1. Guaranteed by design.
Symbol
Parameter
Min
Typ
Max
Unit
fHCLK value to guarantee proper operation of
USB HS interface
30
-
-
MHz
FSTART_8BIT
Frequency (first transition)
8-bit ±10%
54
60
66
MHz
FSTEADY
Frequency (steady state) ±500 ppm
59.97
60
60.03
MHz
DSTART_8BIT
Duty cycle (first transition)
8-bit ±10%
40
50
60
%
DSTEADY
Duty cycle (steady state) ±500 ppm
49.975
50
50.025
%
tSTEADY
Time to reach the steady state frequency and
duty cycle after the first transition
--
1.4
ms
tSTART_DEV
Clock startup time after the
de-assertion of SuspendM
Peripheral
-
-
5.6
ms
tSTART_HOST
Host
-
-
-
tPREP
PHY preparation time after the first transition
of the input clock
--
-
µs



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