A10-DATASHEET
2015.12.31
67
USB ULPI Timing Characteristics
Figure 12: SD/MMC Timing Diagram
SDMMC_CLK_OUT
Td
SDMMC_CMD and SDMMC_D (Out)
SDMMC_CMD and SDMMC_D (In)
Command/Data Out
TSU
Th
Command/Data In
USB ULPI Timing Characteristics
Table 63: USB 2.0 Transceiver Macrocell Interface Plus (UTMI+) Low Pin Interface (ULPI) Timing Requirements for Arria 10 Devices—Preliminary
Symbol
Description
Min
—
Typ
16.667
—
Max
—
8
Unit
ns
Tclk
Td
USB_CLK clock period
Clock to USB_STP/USB_DATA[7:0] output delay
1.5
2
ns
Tsu
Setup time for USB_DIR/USB_NXT/USB_
DATA[7:0]
—
—
ns
Th
Hold time for USB_DIR/USB_NXT/USB_
DATA[7:0]
1
—
—
ns
Arria 10 Device Datasheet
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