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STM32H723VG Datasheet(PDF) 206 Page - STMicroelectronics |
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STM32H723VG Datasheet(HTML) 206 Page - STMicroelectronics |
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206 / 227 page ![]() Electrical characteristics STM32H723xE/G 206/227 DS13313 Rev 2 Figure 61. Ethernet RMII timing diagram Table 116. 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 8 0 10.5 td(TXD) Transmit data valid delay time 7 8 9.5 Table 117. Dynamics characteristics: Ethernet MAC signals for MII (1) 1. Guaranteed by characterization results. Symbol Parameter Min Typ Max Unit tsu(RXD) Receive data setup time 2.0 - - ns tih(RXD) Receive data hold time 2.0 - - tsu(DV) Data valid setup time 1.5 - - tih(DV) Data valid hold time 1.5 - - tsu(ER) Error setup time 1.5 - - tih(ER) Error hold time 0.5 - - td(TXEN) Transmit enable valid delay time 9.0 11 19 td(TXD) Transmit data valid delay time 8.5 10 19 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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