Specifications
Page 23
...when the drive is balanced to allow vertical or horizontal mounting without adjustment. Deskstar 7K80 Hard Disk Drive Specification 19 The control electronics performs the following major functions: • Controls and interprets all interface signals between the host controller and the drive. •... are mounted in -hub, brushless, sensorless DC drive motor. The actuator assembly is operational. The actuator is electronically controlled by a microprocessor, several logic modules, digital/analog modules, and various drivers and receivers. An embedded servo pattern supplies feedback ...
...when the drive is balanced to allow vertical or horizontal mounting without adjustment. Deskstar 7K80 Hard Disk Drive Specification 19 The control electronics performs the following major functions: • Controls and interprets all interface signals between the host controller and the drive. •... are mounted in -hub, brushless, sensorless DC drive motor. The actuator assembly is operational. The actuator is electronically controlled by a microprocessor, several logic modules, digital/analog modules, and various drivers and receivers. An embedded servo pattern supplies feedback ...
Specifications
Page 40
... after negation of the first valid command by device 1. Device 0 may assert DASP- shall be asserted by an Open-Drain driver and internally pulled up to assert PDIAG-. The DASP- to indicate that device 1 is active. PDIAGThis signal shall be unable to... kΩ resistor. is not present, device 0 may sample PDIAG-/CBLID- in the drive through a 10 kW resistor. Device 0 shall allow up to drive an LED indicator. During Power-On initialization or after RESET- Deskstar 7K80 Hard Disk Drive Specification 36 During a Power-On initialization or after RESET-
... after negation of the first valid command by device 1. Device 0 may assert DASP- shall be asserted by an Open-Drain driver and internally pulled up to assert PDIAG-. The DASP- to indicate that device 1 is active. PDIAGThis signal shall be unable to... kΩ resistor. is not present, device 0 may sample PDIAG-/CBLID- in the drive through a 10 kW resistor. Device 0 shall allow up to drive an LED indicator. During Power-On initialization or after RESET- Deskstar 7K80 Hard Disk Drive Specification 36 During a Power-On initialization or after RESET-
Specifications
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... at host 5 - 5 - 5 - 5 - 5 - 4.8 - 3.5 - tENV Envelope time 20 70 20 70 20 70 20 55 20 55 20 50 20 50 tZI- ical timing Deskstar 7K80 Hard Disk Drive Specification 42 tDH Data hold time at host 15 - 10 - 7 - 7 - 5 - 4.8 - 2.6 - tAZ Maximum time allowed for DMACK- 20 - 20 - 20 - 20 -...10 - 10 release tZAD Drivers to -driving until the first transition of the Ultra DMA Protocol. 6.8.1 Initiating Read DMA DMARQ DMACKSTOP HDMARDY- t2CYC Two cycle time 230 - 154 - 115 - 86 - 57 - 38 - 29 - tFS First DSTROBE time 0 230 0 200 0 170 0 130 0 120 - 90 0 80 tCYC Cycle time 112 -...
... at host 5 - 5 - 5 - 5 - 5 - 4.8 - 3.5 - tENV Envelope time 20 70 20 70 20 70 20 55 20 55 20 50 20 50 tZI- ical timing Deskstar 7K80 Hard Disk Drive Specification 42 tDH Data hold time at host 15 - 10 - 7 - 7 - 5 - 4.8 - 2.6 - tAZ Maximum time allowed for DMACK- 20 - 20 - 20 - 20 -...10 - 10 release tZAD Drivers to -driving until the first transition of the Ultra DMA Protocol. 6.8.1 Initiating Read DMA DMARQ DMACKSTOP HDMARDY- t2CYC Two cycle time 230 - 154 - 115 - 86 - 57 - 38 - 29 - tFS First DSTROBE time 0 230 0 200 0 170 0 130 0 120 - 90 0 80 tCYC Cycle time 112 -...
Specifications
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... 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 tMLI Interlock time with minimum 20 - 20 - 20 - 20 - 20 - 20 - 20 - 6.8.3 Host Terminating Read DMA Table 28: Ultra DMA cycle timing... Host drives DD Table 29: Ultra DMA cycle timings (Host pausing Read) PARAMETER DESCRIP- tLI Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 0 60 tAZ Maximum time allowed for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - tACK Hold time for output drivers to ...
... 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 tMLI Interlock time with minimum 20 - 20 - 20 - 20 - 20 - 20 - 20 - 6.8.3 Host Terminating Read DMA Table 28: Ultra DMA cycle timing... Host drives DD Table 29: Ultra DMA cycle timings (Host pausing Read) PARAMETER DESCRIP- tLI Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 0 60 tAZ Maximum time allowed for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - tACK Hold time for output drivers to ...
Specifications
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tIORDYZ Maximum time before - 20 - 20 - 20 - 20 - 20 - 20 - 20 releasing IORDY Deskstar 7K80 Hard Disk Drive Specification 45 MODE 0 MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6 TION MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX (all ... 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 to release tZAH Maximum delay time 20 - 20 - 20 - 20 - 20 - 20 - 20 - tSS tLI tLI DSTROBE DD(15:0) tAZ xxxxxx tZAH Device...
tIORDYZ Maximum time before - 20 - 20 - 20 - 20 - 20 - 20 - 20 releasing IORDY Deskstar 7K80 Hard Disk Drive Specification 45 MODE 0 MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6 TION MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX (all ... 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 to release tZAH Maximum delay time 20 - 20 - 20 - 20 - 20 - 20 - 20 - tSS tLI tLI DSTROBE DD(15:0) tAZ xxxxxx tZAH Device...
Specifications
Page 73
...assemblies include printed circuit boards 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 Safe chemical usage and manufacturing control are made of material with a UL ... or exceed all applicable government regulations in Information Technology Equipment, including Electric Business Equipment. Material to the Protocol Hitachi Global Storage Technologies requires the following: • that no packaging used to internal devices such as ratified by...
...assemblies include printed circuit boards 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 Safe chemical usage and manufacturing control are made of material with a UL ... or exceed all applicable government regulations in Information Technology Equipment, including Electric Business Equipment. Material to the Protocol Hitachi Global Storage Technologies requires the following: • that no packaging used to internal devices such as ratified by...
Specifications
Page 100
... as BIOS or system management information. Change maximum LBA using Set Max ADDRESS command to get the real device maximum LBA. Deskstar 7K80 Hard Disk Drive Specification 96 Shipping of the current setting. Issue a Read Native Max ADDRESS command to 12,289,535 (BB85FFh) with nonvolatile option....protected area cannot 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 code within the protected area. The following set of the protected area and to resume after a...
... as BIOS or system management information. Change maximum LBA using Set Max ADDRESS command to get the real device maximum LBA. Deskstar 7K80 Hard Disk Drive Specification 96 Shipping of the current setting. Issue a Read Native Max ADDRESS command to 12,289,535 (BB85FFh) with nonvolatile option....protected area cannot 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 code within the protected area. The following set of the protected area and to resume after a...