Seagate ST3750840ACE, ST3250820ACE, ST3320820ACE, ST3300820ACE, ST3400820ACE, ST3500830ACE manual Xx07H

Page 39

Word	Description	Value

60–61	Total number of user-addressable LBA sectors available	0FFFFFFFh*
	(see Section 2.2 for related information)
	*Note: The maximum value allowed in this field is: 0FFFFFFFh
	(268,435,455 sectors, 137 Gbytes). Drives with capacities over 137
	Gbytes will have 0FFFFFFFh in this field and the actual number of
	user-addressable LBAs specified in words 100-103. This is required
	for drives that support the 48-bit addressing feature.

62	Retired	0000H
63	Multiword DMA active and modes supported	xx07H
	(see note following this table)
64	Advanced PIO modes supported (modes 3 and 4 supported)	0003H
65	Minimum multiword DMA transfer cycle time per word (120 nsec)	0078H
66	Recommended multiword DMA transfer cycle time per word (120	0078H
	nsec)
67	Minimum PIO cycle time without IORDY flow control (240 nsec)	00F0H
68	Minimum PIO cycle time with IORDY flow control (120 nsec)	0078H
69–74	ATA-reserved	0000H
75	Queue depth	0000H
76–79	SATA-specific	xxxxH
80	Major version number	007EH
81	Minor version number	0000H
82	Command sets supported	346BH
83	Command sets supported	7D01H
84	Command sets support extension	4003H
85	Command sets enabled	34xxH
86	Command sets enabled	3xxxH
87	Command sets enable extension	4003H
88	Ultra DMA support and current mode	xx3FH
	(see note following this table)
89	Security erase time	0000H
90	Enhanced security erase time	0000H
92	Master password revision code	FFFEH
93	Hardware reset value (see description following this table)	xxxxH
95–99	ATA-reserved	0000H
100–103	Total number of user-addressable LBA sectors available (see Sec-	ST3750840ACE = 1,465,149,168
	tion 2.2 for related information). These words are required for drives	ST3500830ACE = 976,773,168
	that support the 48-bit addressing feature. Maximum value:	ST3400820ACE = 781,422,768
	0000FFFFFFFFFFFFh.	ST3320820ACE = 625,142,448
		ST3300820ACE = 586,072,368
		ST3250820ACE = 488,397,168

104–127	ATA-reserved	0000H
128	Security status	0001H
129–159	Seagate-reserved	xxxxH

DB35.3 Series PATA Product Manual, Rev. C

31

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Contents DB35.3 Series Pata Page DB35.3 Series Pata Page Contents DB35.3 Series Pata Product Manual, Rev. C List of Figures DB35.3 Series Pata Product Manual, Rev. C Introduction DB35.3 Series Pata Product Manual, Rev. C Specification summary table Drive specificationsDrive specification ST3750840ACE ST3500830ACE ST3400820ACE DB35.3 Series Pata Product Manual, Rev. C Drive specification ST3320820ACE ST3300820ACE ST3250820ACE DB35.3 Series Pata Product Manual, Rev. C Cylinders Read/write heads Sectors per track 16,383 Default logical geometryLBA mode Formatted capacity750GB 500GB 400GB 320GB 300GB 250GB Physical characteristicsDrive specification Recording and interface technologyPower specifications Seek timeStart/stop times DC power requirements Standby modeConducted noise Typical current profileSleep mode Power-management modesActive mode Idle modeEnvironmental specifications 4 Disc models ShockOperating shock Nonoperating shock Disc modelsAcoustics Fluid Dynamic Bearing FDB motor acousticsIdle CE seek profile Agency certification Safety certificationElectromagnetic immunity ReliabilityFCC verification Electromagnetic compatibilityKorean RRL Australian C-Tick N176Environmental protection Corrosive environmentEuropean Union Restriction of Hazardous Substances RoHS DB35.3 Series Pata Product Manual, Rev. C Handling and static discharge precautions Configuring and mounting the driveBreather filter hole location Breather filter hole precautionsCable-select option Jumper settingsMaster/slave configuration Drive as master with a non-ATA-compatible slaveUltra ATA/100 cable Drive mountingMounting dimensions-top, side and end view DB35.3 Series Pata Product Manual, Rev. C Pins and supported ATA signals ATA interface signals and connector pinsCommand name Command code in hex Supported ATA commandsF4H Word Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit Word0CH Set Features commandCode in features Register A.R.T. command 4 S.M.A.R.T. commandsTechnical Support Warranty ServiceInternet MySeagate Spp.seagate.com Presales SupportData Recovery Services Data Recovery Services Authorized Service CentersFAX services-All Europe toll call Call center Presales and Technical Support Warranty ServiceToll-free support numbers Asia/Pacific support services Index Page Page DB35.3 Series Pata Product Manual, Rev. C Page Seagate Technology LLC

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