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STM32H7 데이터시트(PDF) 317 Page - STMicroelectronics

부품명 STM32H7
상세설명  32-bit Arm® Cortex®-M7 480MHz MCUs, up to 2MB flash, up to 1MB RAM, 46 com. and analog interfaces
PDF  357 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
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STM32H7 데이터시트(HTML) 317 Page - STMicroelectronics

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DS12110 Rev 10
317/357
STM32H742xI/G STM32H743xI/G
Electrical characteristics (rev V)
320
Figure 115. Ethernet SMI timing diagram
Figure 116. Ethernet RMII timing diagram
Table 214. Dynamics characteristics: Ethernet MAC signals for RMII (1)
1. Guaranteed by characterization results.
Symbol
Parameter
Min
Typ
Max
Unit
tsu(RXD)
Receive data setup time
2
-
-
ns
tih(RXD)
Receive data hold time
2
-
-
tsu(CRS)
Carrier sense setup time
1.5
-
-
tih(CRS)
Carrier sense hold time
1.5
-
-
td(TXEN)
Transmit enable valid delay time
7
8
9.5
td(TXD)
Transmit data valid delay time
8
9
11
MS31384V1
ETH_MDC
ETH_MDIO(O)
ETH_MDIO(I)
tMDC
td(MDIO)
tsu(MDIO)
th(MDIO)
ai15667b
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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