AF512UDI datasheet(21/91 Pages) ETC1

Part #	AF512UDI

Description	ATP Industrial Grade microSD Card Specification

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Manufacturer	ETC1 [List of Unclassifed Manufacturers]

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Revision 3.3

ATP Industrial Grade microSD Card Specification

Figure 3-3: Timing diagram data input/output referenced to clock (High-Speed)

Parameter

Symbol

Min

Max

Unit

Remark

Clock CLK (All values are referred to min (VIH) and max (VIL)

Clock

frequency

Data

Transfer Mode

fPP

MHz

CL <= 10 pF(1 card)

Clock low time

tWL

CL <= 10 pF(1 card)

Clock high time

tWH

CL <= 10 pF(1 card)

Clock rise time

tTLH

CL <= 10 pF(1 card)

Clock fall time

tTHL

CL <= 10 pF(1 card)

Inputs CMD, DAT (referenced to CLK)

Input set-up time

tISU

CL <= 10 pF(1 card)

Input hold time

tIH

CL <= 10 pF(1 card)

Outputs CMD, DAT (referenced to CLK)

Output Delay time during

Data Transfer Mode

tODLY

CL <= 40 pF(1 card)

Table 3-3: Bus Timing - Parameters Values (High-Speed)

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