Hitachi HTS541680J9AT00 Specifications - Page 51
Device Terminating Write DMA
UPC - 683728200794
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7.9.7 Travelstar 5K160 (PATA) Hard Disk Drive Specification Device Terminating Write DMA DMARQ DMACKSTOP DDMARDYHSTROBE DD(15:0) tRP tLI tMLI tACK tIORDYZ tRFS tLI tACK tDH tDS xxx WT Data xxxxxxxxxxxxxxxxxxxxxxxxxx CRC xxxxxxxxxx Host drives DD PARAMETER MODE0 MODE1 MODE2 DESCRIPTION MIN MAX MIN MAX MIN MAX (ns) (ns) (ns) (ns) (ns) (ns) tRFS DDMARDY- to - 75 - 70 - 60 final HSTROBE time tRP Minimum time 160 - 125 - 100 - to negate DMARQ tLI Limited 0 150 0 150 0 150 interlock time tMLI Interlocking 20 - 20 - 20 - time tDS CRC word 15 - 10 - 7 - setup time at device tDH CRC word hold 5 - 5 - 5 - time at device tACK Hold time for 20 - 20 - 20 - DMACK- negation tIORDYZ Maximum time - 20 - 20 - 20 before releasing IORDY Figure 13. Ultra DMA cycle timings (Device Terminating Write) MODE3 MIN MAX (ns) (ns) - 60 100 - 0 100 20 - 7 - 5 - 20 - - 20 MODE4 MIN MAX (ns) (ns) - 60 100 - 0 100 20 - 5 - 5 - 20 - - 20 MODE5 MIN MAX (ns) (ns) - 50 85 - 0 75 20 - 4 - 4.6 - 20 - - 20 51/188