Hitachi HTS721010G9AT00, Технические характеристики

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6.3.4 Service life and usage condition ....................................................25
6.3.5 Preventive maintenance .................................................................25
6.3.6 Load/unload ...................................................................................26
6.4 Mechanical specifications.......................................................................28
6.4.1 Physical dimensions and weight ....................................................28
6.4.2 Mounting hole locations ................................................................28
6.4.3 Connector and jumper description .................................................28
6.4.4 Mounting orientation .....................................................................29
6.4.5 Load/unload mechanism ................................................................29
6.5 Vibration and shock ................................................................................30
6.5.1 Operating vibration ........................................................................30
6.5.2 Nonoperating vibration ..................................................................31
6.5.3 Operating shock .............................................................................31
6.5.4 Nonoperating shock .......................................................................31
6.6 Acoustics.................................................................................................32
6.6.1 Sound power levels ........................................................................32
6.6.2 Discrete tone penalty .....................................................................32
6.7 Identification labels.................................................................................33
6.8 Electromagnetic compatibility ................................................................33
6.8.1 CE mark .........................................................................................33
6.8.2 C-TICK mark .................................................................................33
6.8.3 BSMI mark ....................................................................................33
6.8.4 MIC mark.......................................................................................33
6.9 Safety ......................................................................................................34
6.9.1 UL and CSA approval....................................................................34
6.9.2 IEC compliance..............................................................................34
6.9.3 German safety mark.......................................................................34
6.9.4 Flammability ..................................................................................34
6.9.5 Secondary circuit protection ..........................................................34
6.10 Packaging..............................................................................................34
7.0 Electrical interface specification......................................................................35
7.1 Cabling....................................................................................................35
7.2 Interface connector .................................................................................35
7.3 Signal definitions ....................................................................................36
7.4 Signal descriptions ..................................................................................37
7.5 Interface logic signal levels ....................................................................40
7.6 Reset timings...........................................................................................40
7.7 PIO timings .............................................................................................41
7.8 Multi word DMA timings .......................................................................42
7.9 Ultra DMA timings .................................................................................43
7.9.1 Initiating Read DMA .....................................................................43
7.9.2 Host Pausing Read DMA...............................................................44
7.9.3 Host Terminating Read DMA........................................................45
7.9.4 Device Terminating Read DMA....................................................46
7.9.5 Initiating Write DMA ....................................................................47
7.9.6 Device Pausing Write DMA ..........................................................48