Seagate ST3120213ACE, ST3160212ACE manual Formatted capacity, Default logical geometry, LBA mode

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2.2Formatted capacity

	Formatted	Guaranteed
Model	capacity*	sectors	Bytes per sector

ST3500841ACE	500 Gbytes	976,773,168	512

ST3400833ACE	400 Gbytes	781,422,768	512

ST3300822ACE	300 Gbytes	586,072,368	512

ST3250824ACE	250 Gbytes	488,397,168	512

ST3200827ACE	200 Gbytes	390,721,968	512

ST3160212ACE	160 Gbytes	312,581,808	512

ST3120213ACE	120 Gbytes	234,441,648	512

ST3802110ACE	80 Gbytes	156,301,488	512

*One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting.

2.2.1LBA mode

When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,where n is the number of guaranteed sectors as defined above.

See Section 4.1.2, "Identify Device command" (words 60-61 and 100-103) for additional information about 48- bit addressing support of drives with capacities over 137 Gbytes.

2.3Default logical geometry

Cylinders	Read/write heads	Sectors per track

16,383	16	63

LBA mode

When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,where n is the number of guaranteed sectors as defined above.

2.4Recording and interface technology

Interface	ATA

Recording method	16/17 EPRML

Recording density KBPI (kbits/inch max)
ST3500841ACE, ST3400833ACE, ST3300822ACE,	790.1
ST3250824ACE, ST3200827ACE
ST3160212ACE, ST3120213ACE, ST3802110ACE	840.0

Track density KTPI (ktracks/inch max)
ST3500841ACE, ST3400833ACE, ST3300822ACE,	124.5
ST3250824ACE, ST3200827ACE
ST3160212ACE, ST3120213ACE, ST3802110ACE	141.5

Areal density (Gbits/inch2 max)

10	DB35 Series 7200.2 Product Manual, Rev. C

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Contents DB35 Series Revision status summary sheet Contents DB35 Series 7200.2 Product Manual, Rev. C List of Figures DB35 Series 7200.2 Product Manual, Rev. C Introduction DB35 Series 7200.2 Product Manual, Rev. C Drive specifications Specification summary tableDrive specifications for 500 and 400 Gbyte models Drive specification ST3500841ACE ST3400833ACEFollowing web Drive specifications for 300, 250, and 200 Gbyte models Drive specification ST3300822ACE ST3250824ACE ST3200827ACE DB35 Series 7200.2 Product Manual, Rev. C Drive specifications for 160, 120, and 80 Gbyte models Drive specification ST3160212ACE ST3120213ACE ST3802110ACEAccess the following web Default logical geometry LBA modeFormatted capacity Recording and interface technologyDB35 Series 7200.2 Product Manual, Rev. C Seek time Physical characteristicsStart/stop times Power specifications Conducted noise Typical current profileVoltage tolerance Power-management modes Active modeIdle mode Sleep modeEnvironmental specifications Acoustics Nonoperating shockVibration Operating vibrationReliability Electromagnetic immunityRadio frequency environments Safety certification Agency certificationElectromagnetic compatibility Korean RRLFCC verification Environmental protectionEuropean Union Restriction of Hazardous Substances RoHS Corrosive environment DB35 Series 7200.2 Product Manual, Rev. C Configuring and mounting the drive Handling and static discharge precautionsBreather filter hole precautions Breather filter hole locationJumper settings Master/slave configurationDrive as master with a non-ATA-compatible slave Cable-select optionDrive mounting Ultra ATA/100 cableMounting dimensions-top, side and end view DB35 Series 7200.2 Product Manual, Rev. C ATA interface signals and connector pins ATA interfaceSupported ATA commands Command name Command code in hexF6H Write Sectors Without Retries 31H Write Sectors Extended 34H Identify Device command Word Description ValueXx07H Description if bit is set to Bit Word Set Features command 0CH4 S.M.A.R.T. commands Code in features Register A.R.T. commandDB35 Series 7200.2 Product Manual, Rev. C Seagate Technology support services Warranty ServiceInternet MySeagate Spp.seagate.com Presales SupportData Recovery Services Authorized Service Centers Data Recovery ServicesCall center Presales and Technical Support Warranty Service FAX services-All Europe toll callToll-free support numbers Asia/Pacific support services Publication feedback survey DB35 Series 7200.2 Product Manual, Rev. C Index NumericsPage Page DB35 Series 7200.2 Product Manual, Rev. C Page Seagate Technology LLC

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