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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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STM32H753II датащи(PDF) 198 Page - STMicroelectronics |
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STM32H753II датащи(HTML) 198 Page - STMicroelectronics |
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198 / 361 page  Electrical characteristics (rev Y) STM32H753xI 198/360 DS12117 Rev 8 CMD, D inputs (referenced to CK) in SD default mode tISUD Input setup time SD fPP =25 MHz 3- - ns tIHD Input hold time SD 0.5 - - CMD, D outputs (referenced to CK) in SD default mode tOVD Output valid default time SD fPP =25 MHz -1 2 ns tOHD Output hold default time SD 0- - 1. Guaranteed by characterization results. 2. Above 100 MHz, CL = 20 pF. 3. The minimum window of time where the data needs to be stable for proper sampling in tuning mode. Table 109. Dynamic characteristics: SD / MMC characteristics, VDD = 2.7 to 3.6 V(1)(2) Symbol Parameter Conditions Min Typ Max Unit Table 110. Dynamic characteristics: eMMC characteristics, VDD = 1.71 to 1.9 V(1)(2) Symbol Parameter Conditions Min Typ Max Unit fPP Clock frequency in data transfer mode - 0 - 120 MHz tW(CKL) Clock low time fPP =50 MHz 9.5 10.5 - ns tW(CKH) Clock high time 8.5 9.5 - CMD, D inputs (referenced to CK) in eMMC mode tISU Input setup time HS fPP ≥ 50 MHz 2.5 - - ns tIH Input hold time HS 1 - - tIDW(3) Input valid window (variable window) 3.5 - - CMD, D outputs (referenced to CK) in eMMC mode tOV Output valid time HS fPP ≥ 50 MHz -5 7 ns tOH Output hold time HS 3 - - 1. Guaranteed by characterization results. 2. CL = 20 pF. 3. The minimum window of time where the data needs to be stable for proper sampling in tuning mode. |
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