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STM32F479II Scheda tecnica(PDF) 150 Page - STMicroelectronics

Il numero della parte STM32F479II
Spiegazioni elettronici  8- to 14-bit parallel camera interface up to 54 Mbytes
PDF  208 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F479II Scheda tecnica(HTML) 150 Page - STMicroelectronics

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Electrical characteristics
STM32F479xx
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DocID028010 Rev 2
Figure 49. Ethernet SMI timing diagram
Table 75 gives the list of Ethernet MAC signals for the RMII and Figure 50 shows the
corresponding timing diagram.
Figure 50. Ethernet RMII timing diagram
Table 74. Dynamics characteristics: Ethernet MAC signals for SMI(1)
1. Guaranteed based on test during characterization.
Symbol
Parameter
Min
Typ
Max
Unit
tMDC
MDC cycle time(2.38 MHz)
400
400
403
ns
Td(MDIO) Write data valid time
THCLK - 1
THCLK
THCLK + 1.5
tsu(MDIO) Read data setup time
12.5
-
-
th(MDIO)
Read data hold time
0
-
-
RMII_REF_CLK
RMII_TX_EN
RMII_TXD[1:0]
RMII_RXD[1:0]
RMII_CRS_DV
td(TXEN)
td(TXD)
tsu(RXD)
tsu(CRS)
tih(RXD)
tih(CRS)
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