Hitachi HDS728080PLAT20 Specifications - Page 53
Host Terminating Write DMA
UPC - 829686000094
View all Hitachi HDS728080PLAT20 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 53 highlights
6.8.8 Host Terminating Write DMA Table 37: Ultra DMA cycle timing chart (Host Terminating Write) DMARQ DMACKSTOP tLI tSS tLI tMLI tIORDYZ tACK DDMARDYHSTROBE DD(15:0) tLI tACK tCH tCS xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx CRC xxxxxxxxxx Host drives DD Table 38: Ultra DMA cycle timings (Host Terminating Write) PARAMETER MODE 0 MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6 DESCRIPTION (all values in ns) MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX tSS Time from HSTROBE edge to assertion of STOP 50 - 50 - 50 - 50 - 50 - 50 - 50 - tLI Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 0 60 tMLI Interlock time with minimum 20 - 20 - 20 - 20 - 20 - 20 - 20 - tCS CRC word setup time at device 15 - 10 - 7 - 7 - 5 - 5 - 5 - tCH CRC word hold time at device 5-5-5-5-5-5-5- tACK Hold time for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - tIO- Maximum time before RDYZ releasing IORDY - 20 - 20 - 20 - 20 - 20 - 20 - 20 Deskstar 7K80 Hard Disk Drive Specification 49