Specifications
Page 23
...read /write heads are mounted in the actuator. Air is constantly circulated and filtered when the drive is accomplished via a breather filter. Deskstar T7K500 Hard Disk Drive Specification 9 The control electronics performs the following major functions: • Controls and interprets all ... is electronically controlled 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 assembled in a clean room environment and contains the disks and actuator assembly. These ...
...read /write heads are mounted in the actuator. Air is constantly circulated and filtered when the drive is accomplished via a breather filter. Deskstar T7K500 Hard Disk Drive Specification 9 The control electronics performs the following major functions: • Controls and interprets all ... is electronically controlled 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 assembled in a clean room environment and contains the disks and actuator assembly. These ...
Specifications
Page 39
... 0 shall wait up to 6 seconds from the receipt of DASP-, either drive may be asserted by device 1. At anytime after negation of DASP-, either drive may be asserted by an Open-Drain driver and internally pulled up to 5 volts through a 10 kΩ resistor. ...negated to extend the host transfer cycle when a drive is not ready to respond to indicate that a drive is not present, device 0 may assert DASP- Deskstar T7K500 Hard Disk Drive Specification 25 Anytime after negation of a valid Execute Drive Diagnostics command for drive 1 to indicate that device 1 is present....
... 0 shall wait up to 6 seconds from the receipt of DASP-, either drive may be asserted by device 1. At anytime after negation of DASP-, either drive may be asserted by an Open-Drain driver and internally pulled up to 5 volts through a 10 kΩ resistor. ...negated to extend the host transfer cycle when a drive is not ready to respond to indicate that a drive is not present, device 0 may assert DASP- Deskstar T7K500 Hard Disk Drive Specification 25 Anytime after negation of a valid Execute Drive Diagnostics command for drive 1 to indicate that device 1 is present....
Specifications
Page 41
...,pre-chage,2nd mate V12 P14 V12 12V power V12 P15 V12 12V power V12 6.5.1 TX+ / TX- RX- It is controlled by firmware. Deskstar T7K500 Hard Disk Drive Specification 27 defines the signal names of I /O S1 GND 2nd mate Gnd S2 A+ Differential signal A from Phy TX- 6.4 Interface logic signal levels...: Inputs Outputs: Input High Voltage Input Low Voltage Output High Voltage Output Low Voltage 2.0 V min 0.8 V max. 2.4 V min. 0.5 V max. 6.5 Signal definition (SATA model) SATA has receivers and drivers to be used for LED activity and staggered Spin up. and Rx +/-
...,pre-chage,2nd mate V12 P14 V12 12V power V12 P15 V12 12V power V12 6.5.1 TX+ / TX- RX- It is controlled by firmware. Deskstar T7K500 Hard Disk Drive Specification 27 defines the signal names of I /O S1 GND 2nd mate Gnd S2 A+ Differential signal A from Phy TX- 6.4 Interface logic signal levels...: Inputs Outputs: Input High Voltage Input Low Voltage Output High Voltage Output Low Voltage 2.0 V min 0.8 V max. 2.4 V min. 0.5 V max. 6.5 Signal definition (SATA model) SATA has receivers and drivers to be used for LED activity and staggered Spin up. and Rx +/-
Specifications
Page 46
... - 10 release tZAD Drivers to -driving until the first transition of the Ultra DMA Protocol. 6.9.1 Initiating Read DMA DMARQ DMACKSTOP HDMARDYDSTROBE DD(15:0) tUI tACK tENV tACK tENV tZIORDY tAZ xxxxxxxxxxxxxxxxxxxxxxxxxxx Host drives DD t2CYC tFS tCYC...48 - 31 - 20 - 6.7 - 25 - 17.5 - t2CYC Two cycle time 230 - 154 - 115 - 86 - 57 - 38 - 29 - Minimum time before ORDY driving IORDY 0-0-0-0-0-0-0- ical timing Deskstar T7K500 Hard Disk Drive Specification 32 tDS Data setup time at host 5 - 5 - 5 - 5 - 5 - 4.8 - 3.5 - tDH Data hold time at host 15 - 10 - 7 - ...
... - 10 release tZAD Drivers to -driving until the first transition of the Ultra DMA Protocol. 6.9.1 Initiating Read DMA DMARQ DMACKSTOP HDMARDYDSTROBE DD(15:0) tUI tACK tENV tACK tENV tZIORDY tAZ xxxxxxxxxxxxxxxxxxxxxxxxxxx Host drives DD t2CYC tFS tCYC...48 - 31 - 20 - 6.7 - 25 - 17.5 - t2CYC Two cycle time 230 - 154 - 115 - 86 - 57 - 38 - 29 - Minimum time before ORDY driving IORDY 0-0-0-0-0-0-0- ical timing Deskstar T7K500 Hard Disk Drive Specification 32 tDS Data setup time at host 5 - 5 - 5 - 5 - 5 - 4.8 - 3.5 - tDH Data hold time at host 15 - 10 - 7 - ...
Specifications
Page 48
... DMACKSTOP tLI tRP tMLI tACK tACK HDMARDYDSTROBE DD(15:0) tRFS tLI tIORDYZ tCH tAZ tCS xxx RD Data xxxxxxxxxxxxxxxxxx xxx CRC xxxxxxxxxxx tZAH Device drives DD Host drives DD Table 24: Ultra DMA cycle timings (Host pausing Read) PARAMETER DESCRIP- to final DSTROBE time - 75 - 70 - 60 - 60 ... drivers to pause time 160 - 125 - 100 - 100 - 100 - 85 - 85 - tCS CRC word setup time at device 5-5-5-5-5-5-5- tACK Hold time for output 20 - 20 - 20 - 20 - 20 - 20 - 20 - Maximum time before RDYZ releasing IORDY - 20 - 20 - 20 - 20 - 20 - 20 - 20 Deskstar T7K500 Hard Disk Drive ...
... DMACKSTOP tLI tRP tMLI tACK tACK HDMARDYDSTROBE DD(15:0) tRFS tLI tIORDYZ tCH tAZ tCS xxx RD Data xxxxxxxxxxxxxxxxxx xxx CRC xxxxxxxxxxx tZAH Device drives DD Host drives DD Table 24: Ultra DMA cycle timings (Host pausing Read) PARAMETER DESCRIP- to final DSTROBE time - 75 - 70 - 60 - 60 ... drivers to pause time 160 - 125 - 100 - 100 - 100 - 85 - 85 - tCS CRC word setup time at device 5-5-5-5-5-5-5- tACK Hold time for output 20 - 20 - 20 - 20 - 20 - 20 - 20 - Maximum time before RDYZ releasing IORDY - 20 - 20 - 20 - 20 - 20 - 20 - 20 Deskstar T7K500 Hard Disk Drive ...
Specifications
Page 49
... - 20 - 20 - 20 - 20 - 20 - tCS CRC word setup time at 5-5-5-5-5-5-5- tIORDYZ Maximum time before - 20 - 20 - 20 - 20 - 20 - 20 - 20 releasing IORDY Deskstar T7K500 Hard Disk Drive Specification 35 device tCH CRC word hold time at 15 - 10 - 7 - 7 - 5 - 5 - 5 - device tACK Hold time for output tMLI Interlock time with minimum 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 - 10 - 10 - 10 - 10 - 10 - 10 - 10 output drivers to release tZAH Maximum delay time 20 - 20 - 20 - 20 - 20 - 20 - 20 -
... - 20 - 20 - 20 - 20 - 20 - tCS CRC word setup time at 5-5-5-5-5-5-5- tIORDYZ Maximum time before - 20 - 20 - 20 - 20 - 20 - 20 - 20 releasing IORDY Deskstar T7K500 Hard Disk Drive Specification 35 device tCH CRC word hold time at 15 - 10 - 7 - 7 - 5 - 5 - 5 - device tACK Hold time for output tMLI Interlock time with minimum 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 - 10 - 10 - 10 - 10 - 10 - 10 - 10 output drivers to release tZAH Maximum delay time 20 - 20 - 20 - 20 - 20 - 20 - 20 -
Specifications
Page 78
... is marked or etched on the board. In addition to the Protocol Hitachi Global Storage Technologies requires the following: • that no manufacturing processes for CSA certification appears on the drive. 7.9.2 German safety mark All models are made of material with a... meets the requirements of the product use controlled CFC materials. 7.9.6 Secondary circuit protection Spindle/VCM driver module includes 12 V over current protection circuit Deskstar T7K500 Hard Disk Drive Specification 64 The UL Recognition or the CSA certification is also controlled. Safe chemical usage and ...
... is marked or etched on the board. In addition to the Protocol Hitachi Global Storage Technologies requires the following: • that no manufacturing processes for CSA certification appears on the drive. 7.9.2 German safety mark All models are made of material with a... meets the requirements of the product use controlled CFC materials. 7.9.6 Secondary circuit protection Spindle/VCM driver module includes 12 V over current protection circuit Deskstar T7K500 Hard Disk Drive Specification 64 The UL Recognition or the CSA certification is also controlled. Safe chemical usage and ...
Specifications
Page 106
...used 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. iii. iv. Write information data such as if it... regardless of the protected area and to contain critical system data such as follows: i. The following set of drives by setting the device maximum LBA to C1ACFFh 1. Make the entire device accessible, including the protected area, by ...cannot be dumped into the protected area to resume after a system power off. Deskstar T7K500 Hard Disk Drive Specification 92
...used 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. iii. iv. Write information data such as if it... regardless of the protected area and to contain critical system data such as follows: i. The following set of drives by setting the device maximum LBA to C1ACFFh 1. Make the entire device accessible, including the protected area, by ...cannot be dumped into the protected area to resume after a system power off. Deskstar T7K500 Hard Disk Drive Specification 92