PCIMX536AVV8B datasheet(119/180 Pages) FREESCALE

119 / 180 page

Electrical Characteristics

i.MX53xA Automotive and Infotainment Applications Processors, Rev. 1

Freescale Semiconductor

119

Figure 70 shows timing for MDMA read, Figure 71 shows timing for MDMA write, and Table 73 lists

the timing parameters for MDMA read and write.

Figure 70. MDMA Read Timing Diagram

Figure 71. MDMA Write Timing Diagram

Table 73. MDMA Read and Write Timing Parameters

ATA

Parameter

Parameter from

Figure 70 (Read),

Figure 71 (Write)

Value

Controlling

Variable

tm, ti

tm(min) = ti(min) = time_m * T – (tskew1 + tskew2 + tskew5)

time_m

td, td1

td1(min) = td(min) = time_d * T – (tskew1 + tskew2 + tskew6)

time_d

tk1

tk(min) = time_k * T – (tskew1 + tskew2 + tskew6)

time_k

—

t0(min) = (time_d + time_k) * T

time_d, time_k

tg(read)

tgr

tgr(min-read) = tco + tsu + tbuf + tbuf + tcable1 + tcable2

tgr(min-drive) = td – te(drive)

time_d

tf(read)

tfr

tfr(min) = 5 ns

—

tg(write)

—

tg(min-write) = time_d * T – (tskew1 + tskew2 + tskew5)

time_d

tf(write)

—

tf(min-write) = time_k * T – (tskew1 + tskew2 + tskew6)

time_k

—

tL (max) = (time_d + time_k – 2)

×T – (tsu + tco + 2×tbuf + 2×tcable2)

time_d,

time_k2

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