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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
CF CONTROLLER
9-13
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
UDMA mode
UDMA 0
UDMA 1
UDMA 2
UDMA 3
UDMA 4
tACKENV
(20, 70)
(20, 70)
(20, 70)
(20, 55)
(20, 55)
tRP
(160, --)
(125, --)
(100, --)
(100, --)
(100, --)
tSS
(50, --)
(50, --)
(50, --)
(50, --)
(50, --)
tDVS
(70, --)
(48, --)
(31, --)
(20, --)
(6.7, --)
tDVH
(6.2, --)
(6.2, --)
(6.2, --)
(6.2, --)
(6.2, --)
tDVS+tDVH
(120, --)
(80, --)
(60, --)
(45, --)
(30, --)
Table 9-3: Timing Parameter Each UDMA Mode
ATA_UDMA_TIME (Tpara) = UDMA mode(min, max) / system clock – 1