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AM261...ZCZ Datasheet(PDF) 153 Page - Texas Instruments |
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AM261...ZCZ Datasheet(HTML) 153 Page - Texas Instruments |
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153 / 218 page  MMC[ ]_CLK x MMC CMD [ ]_ x MMC DAT [ _ [3:0] x] D 5 S D 7 S D 8 S D 9 S DS6 Figure 6-46. MMC – Default Speed – Transmit Mode 6.11.5.12.4 MMC Timing Requirements - SD Card High Speed Mode NO. PARAMETER DESCRIPTION MIN MAX UNIT HS1 tsu(cmdV-clkH) Setup time, MMC_CMD valid before MMC_CLK rising edge 2.15 ns HS2 th(clkH-cmdV) Hold time, MMC_CMD valid after MMC_CLK rising edge 2.67 ns HS3 tsu(dV-clkH) Setup time, MMC_DAT[3:0] valid before MMC_CLK rising edge 2.15 ns HS4 th(clkH-dV) Hold time, MMC_DAT[3:0] valid after MMC_CLK rising edge 2.67 ns MMC[ ]_CLK x MMC[ ]_CMD x MMC DAT [ ]_ [3:0] x H 1 S H 2 S H 3 S H 4 S Figure 6-47. MMC – High Speed – Receive Mode 6.11.5.12.5 MMC Switching Characteristics - SD Card High Speed Mode NO. PARAMETER DESCRIPTION MIN MAX UNIT fop(clk) Operating frequency, MMC_CLK 50 MHz HS5 tc(clk) Operating period, MMC_CLK 20 ns HS6 tw(clkH) Pulse duration, MMC_CLK high 9.2 ns HS7 tw(clkL) Pulse duration, MMC_CLK low 9.2 ns HS8 td(clkL-cmdV) Delay time, MMC_CLK falling edge to MMC_CMD transition –7.35 3.35 ns HS9 td(clkL-dV) Delay time, MMC_CLK falling edge to MMC_DAT[3:0] transition –7.35 3.35 ns www.ti.com AM2612, AM2611, AM2611-Q1, AM2612-Q1 SPRSPA7C – SEPTEMBER 2024 – REVISED JULY 2025 Copyright © 2025 Texas Instruments Incorporated Submit Document Feedback 153 Product Folder Links: AM2612 AM2611 AM2611-Q1 AM2612-Q1 |
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