Specifications
Page 23
A closed loop control. Deskstar 7K80 Hard Disk Drive Specification 19 Air is constantly circulated and filtered when the drive is driven directly by an in-hub, brushless, sensorless DC drive motor. The spindle is operational. An embedded servo pattern supplies feedback to the ... a swing-arm assembly driven by a microprocessor, several logic modules, digital/analog modules, and various drivers and receivers. 3.0 Fixed-disk subsystem description 3.1 Control electronics The drive is accomplished via a breather filter. Venting of the servo and takes corresponding action if an error ...
A closed loop control. Deskstar 7K80 Hard Disk Drive Specification 19 Air is constantly circulated and filtered when the drive is driven directly by an in-hub, brushless, sensorless DC drive motor. The spindle is operational. An embedded servo pattern supplies feedback to the ... a swing-arm assembly driven by a microprocessor, several logic modules, digital/analog modules, and various drivers and receivers. 3.0 Fixed-disk subsystem description 3.1 Control electronics The drive is accomplished via a breather filter. Venting of the servo and takes corresponding action if an error ...
Specifications
Page 40
... be asserted by an Open-Drain driver and internally pulled up to 450 ms for PIO data transfer. within 400 ms to 5 volts. within 30 seconds to indicate that it has completed the diagnostics. Deskstar 7K80 Hard Disk Drive Specification 36 This signal is driven ...by device 1 to indicate to assert DASP-. During a Power-On initialization or after negation of a valid Execute Drive Diagnostics command, device 1 shall negate PDIAG- to 5 ...
... be asserted by an Open-Drain driver and internally pulled up to 450 ms for PIO data transfer. within 400 ms to 5 volts. within 30 seconds to indicate that it has completed the diagnostics. Deskstar 7K80 Hard Disk Drive Specification 36 This signal is driven ...by device 1 to indicate to assert DASP-. During a Power-On initialization or after negation of a valid Execute Drive Diagnostics command, device 1 shall negate PDIAG- to 5 ...
Specifications
Page 46
...Setup time for output drivers to - 10 - 10 - 10 - 10 - 10 10 - 10 release tZAD Drivers to -driving until the first ...80 tCYC Cycle time 112 - 73 - 54 - 39 - 25 - 17 - 13 - tDS Data setup time at host 5 - 5 - 5 - 5 - 5 - 4.8 - 3.5 - Minimum time before ORDY driving...drives DD Table 25: Ultra DMA cycle timings (Initiating Read) PARAMETER MODE 0 MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6 DESCRIPTION MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX (all values in ns) tUI Unlimited interlock time 0 - 0 - 0 0 0 - 0 - 0 - 0 - ical timing Deskstar 7K80 Hard Disk Drive...
...Setup time for output drivers to - 10 - 10 - 10 - 10 - 10 10 - 10 release tZAD Drivers to -driving until the first ...80 tCYC Cycle time 112 - 73 - 54 - 39 - 25 - 17 - 13 - tDS Data setup time at host 5 - 5 - 5 - 5 - 5 - 4.8 - 3.5 - Minimum time before ORDY driving...drives DD Table 25: Ultra DMA cycle timings (Initiating Read) PARAMETER MODE 0 MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6 DESCRIPTION MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX (all values in ns) tUI Unlimited interlock time 0 - 0 - 0 0 0 - 0 - 0 - 0 - ical timing Deskstar 7K80 Hard Disk Drive...
Specifications
Page 48
...hold time at device 15 - 10 - 7 - 7 - 5 - 5 - 5 - Maximum time before RDYZ releasing IORDY - 20 - 20 - 20 - 20 - 20 - 20 - 20 Deskstar 7K80 Hard Disk Drive Specification 44 MODE 0 MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6 TION (all values in ns) MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN ... - 20 - 20 - 20 - 20 - 20 - tLI Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 0 60 tAZ Maximum time allowed for output drivers to pause time 160 - 125 - 100 - 100 - 100 - 85 - 85 - tIO- 6.8.3 Host Terminating Read DMA Table 28: Ultra DMA cycle timing chart (Host pausing Read...
...hold time at device 15 - 10 - 7 - 7 - 5 - 5 - 5 - Maximum time before RDYZ releasing IORDY - 20 - 20 - 20 - 20 - 20 - 20 - 20 Deskstar 7K80 Hard Disk Drive Specification 44 MODE 0 MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6 TION (all values in ns) MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN ... - 20 - 20 - 20 - 20 - 20 - tLI Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 0 60 tAZ Maximum time allowed for output drivers to pause time 160 - 125 - 100 - 100 - 100 - 85 - 85 - tIO- 6.8.3 Host Terminating Read DMA Table 28: Ultra DMA cycle timing chart (Host pausing Read...
Specifications
Page 49
...Read) DMARQ DMACKSTOP HDMARDY- tIORDYZ Maximum time before - 20 - 20 - 20 - 20 - 20 - 20 - 20 releasing IORDY Deskstar 7K80 Hard Disk Drive Specification 45 required for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - device tCH CRC word hold... time at 15 - 10 - 7 - 7 - 5 - 5 - 5 - to negation of DMARQ tLI Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 0 60 tAZ Maximum time allowed for - 10 - 10 - 10 - 10 - 10 - 10 - 10 output drivers...
...Read) DMARQ DMACKSTOP HDMARDY- tIORDYZ Maximum time before - 20 - 20 - 20 - 20 - 20 - 20 - 20 releasing IORDY Deskstar 7K80 Hard Disk Drive Specification 45 required for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - device tCH CRC word hold... time at 15 - 10 - 7 - 7 - 5 - 5 - 5 - to negation of DMARQ tLI Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 0 60 tAZ Maximum time allowed for - 10 - 10 - 10 - 10 - 10 - 10 - 10 output drivers...
Specifications
Page 73
...Montreal Protocol, and as this product. 7.9.3 Flammability The printed circuit boards used in this drive are used to build the drive, the drive itself and the disposal of the drive at the end of V-2. 7.9.4 Safe handling The product is conditioned for safe handling in...process used to the Protocol Hitachi Global Storage Technologies requires the following: • that no manufacturing processes for use controlled CFC materials. 7.9.6 Secondary circuit protection Spindle/VCM driver module includes 12 V over current protection circuit Deskstar 7K80 Hard Disk Drive Specification 69 The UL ...
...Montreal Protocol, and as this product. 7.9.3 Flammability The printed circuit boards used in this drive are used to build the drive, the drive itself and the disposal of the drive at the end of V-2. 7.9.4 Safe handling The product is conditioned for safe handling in...process used to the Protocol Hitachi Global Storage Technologies requires the following: • that no manufacturing processes for use controlled CFC materials. 7.9.6 Secondary circuit protection Spindle/VCM driver module includes 12 V over current protection circuit Deskstar 7K80 Hard Disk Drive Specification 69 The UL ...
Specifications
Page 100
... may be dumped into the protected area to store the data in the same manner as a 6.2 GB device, any BIOS, device driver, or application software will access the drive as BIOS or system management information. Deskstar 7K80 Hard Disk Drive Specification 96 This protected area is issued. The option may also be either nonvolatile or volatile...
... may be dumped into the protected area to store the data in the same manner as a 6.2 GB device, any BIOS, device driver, or application software will access the drive as BIOS or system management information. Deskstar 7K80 Hard Disk Drive Specification 96 This protected area is issued. The option may also be either nonvolatile or volatile...