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Seagate ST3320620NS, ST3250820NS, ST3250620NS, ST3750640NS, ST3750840NS, ST3400820NS manual Xx07H

Models: ST3320820NS ST3320620NS ST3250620NS ST3750840NS ST3750640NS ST3250820NS ST3500630NS ST3400620NS ST3500830NS ST3400820NS

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Word	Description	Value

60–	Total number of user-addressable LBA sectors available	0FFFFFFFh*
61	(see Section 2.2 for related information)
	(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 (see note following this	xx07H
	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 nsec)	0078H
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–	ATA-reserved	0000H
74
75	Queue depth	0000H
76	Serial ATA capabilities	xxxxH
77	Reserved for future Serial ATA definition	xxxxH
78	Serial ATA features supported	xxxxH
79	Serial ATA features enabled	xxxxH
80	Major version number	003EH
81	Minor version number	0000H
82	Command sets supported	364BH
83	Command sets supported	7C03H
84	Command sets support extension	4003H
85	Command sets enabled	30xxH
86	Command sets enabled	0001H
87	Command sets enable extension	4000H
88	Ultra DMA support and current mode (see note following this table)	xx3FH
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–	ATA-reserved	0000H
99
100–	Total number of user-addressable LBA sectors available (see Section 2.2	750 GB models = 1,465,149,168
103	for related information). These words are required for drives that support	500 GB models =	976,773,168
	the 48-bit addressing feature. Maximum value: 0000FFFFFFFFFFFFh.	400 GB models =	781,422,768
		320 GB models =	625,142,448
		250 GB models =	488,397,168
104–	ATA-reserved	0000H
127

36	Barracuda ES Serial ATA Product Manual, Rev. D

Image 42

Seagate ST3320620NS, ST3250820NS, ST3250620NS, ST3750640NS, ST3750840NS, ST3400820NS, ST3400620NS, ST3320820NS, ST3500830NS Xx07H

Contents

Barracuda ES Serial ATA Revision history Revision Date Contents Barracuda ES Serial ATA Product Manual, Rev. D List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tables Drive specifications summary for 750 Gbyte models Drive specification ST3750640NS ST3750840NS Barracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 500 Gbyte models Drive specification ST3500630NS ST3500830NS Following web Drive specifications summary for 400 Gbyte models Drive specification ST3400620NS ST3400820NS Barracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 320 Gbyte models Drive specification ST3320620NS ST3320820NS Barracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 250 Gbyte models Drive specification ST3250620NS ST3250820NS Barracuda ES Serial ATA Product Manual, Rev. D Formatted capacity Default logical geometryLBA mode Cylinders Read/write heads Sectors per track 16,383 Physical characteristics Recording and interface technology750GB 500GB 400GB 320GB 250GB Seek time Start/stop timesTypical seek times msec Read Write Power specifications Typical current profiles Conducted noiseVoltage tolerance Idle mode Power-management modesActive mode Sleep mode Environmental specifications Operating vibration AcousticsVibration Nonoperating vibration Electromagnetic immunity Radio frequency environmentsTest Description Performance level Reference standard Agency certification Safety certificationReliability Electromagnetic compatibility Korean RRL Australian C-Tick N176FCC verification Environmental protection Corrosive environmentChina Restriction of Hazardous Substances RoHS Directive Barracuda ES Serial ATA Product Manual, Rev. D Configuring and mounting the drive Handling and static-discharge precautions Configuring the drive Serial ATA cables and connectors Mounting dimensions-top, side and end view Drive mounting Barracuda ES Serial ATA Product Manual, Rev. D Serial ATA Sata interface Hot-Plug compatibility Signal Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions Pin Function Definition Supported ATA commands Supported ATA commandsCommand name Command code in hex F4H Identify Device command Word Description Value Xx07H 128 Security status 0001H 129 Seagate-reserved Description if bit is set to Bit Word Bit Word Set Features command Set Features command values 3 S.M.A.R.T. commands M.A.R.T. commandsCode in features register A.R.T. command Internet Presales SupportTechnical Support Warranty Service Data Recovery Services Authorized Service CentersData Recovery Services Call Center Toll-free Direct dial Index ITE Page Barracuda ES Serial ATA Product Manual, Rev. D Page Disc Drive, Scotts Valley, California 95066-4544, USA