Seagate ST3500830ACE, ST3250820ACE Recording and interface technology, Physical characteristics

Page 17

2.4Recording and interface technology

 

750GB

500GB

400GB

320GB

300GB

250GB

 

 

 

 

 

 

 

Interface

ATA

 

 

 

 

 

 

 

 

 

 

 

Recording method

Perpendicular

 

 

 

 

 

 

 

 

 

 

 

Recording density, KBPI (kbits/inch max)

926

813

781

 

 

813

 

 

 

 

 

 

 

Track density, KTPI (ktracks/inch avg)

145

 

 

 

 

 

 

 

 

 

 

 

 

Areal density (Gbits/inch2 avg)

128.2

114.4

 

 

 

 

Spindle speed (RPM) (± 0.2%)

7,200

 

 

 

 

 

 

 

 

 

 

 

 

Internal data transfer rate (Mbits/sec max)

1,030

 

 

 

 

 

 

 

 

 

 

 

 

Sustained data transfer rate (Mbytes/sec max)

78

72

 

 

 

 

 

 

 

 

 

 

 

I/O data-transfer rate (Mbytes/sec max)

100 (Ultra DMA mode 5)

 

 

 

 

 

 

 

 

 

 

2.5

Physical characteristics

 

 

 

Drive specification

 

 

 

Maximum height

 

 

(mm)

26.1

 

(inches)

1.028

 

 

Maximum width

 

 

(mm)

101.6

 

(inches)

 

4.000 +/- 0.010

 

 

 

 

Maximum length

 

 

(mm)

146.99

 

(inches)

5.787

 

 

Typical weight

 

 

ST3320820ACE, ST3300820ACE and ST3250820ACE

580 grams (1.28 lbs)

 

ST3500830ACE and ST3400820ACE

635 grams (1.40 lbs)

 

ST3750840ACE

720 grams (1.59 lbs)

Cache Size

8 Mbytes

 

 

 

DB35.3 Series PATA Product Manual, Rev. C

9

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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 LBA mode Default logical geometryFormatted capacity Cylinders Read/write heads Sectors per track 16,383Drive specification Physical characteristicsRecording and interface technology 750GB 500GB 400GB 320GB 300GB 250GBStart/stop times Power specificationsSeek time DC power requirements Standby modeConducted noise Typical current profileActive mode Power-management modesIdle mode Sleep modeEnvironmental specifications Operating shock ShockNonoperating shock Disc models 4 Disc modelsIdle CE seek profile AcousticsFluid Dynamic Bearing FDB motor acoustics Electromagnetic immunity Safety certificationReliability Agency certificationKorean RRL Electromagnetic compatibilityAustralian C-Tick N176 FCC verificationEuropean Union Restriction of Hazardous Substances RoHS Environmental protectionCorrosive environment DB35.3 Series Pata Product Manual, Rev. C Handling and static discharge precautions Configuring and mounting the driveBreather filter hole location Breather filter hole precautionsMaster/slave configuration Jumper settingsDrive as master with a non-ATA-compatible slave Cable-select optionUltra 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. commandsInternet MySeagate Spp.seagate.com Warranty ServicePresales Support Technical SupportData Recovery Services Data Recovery Services Authorized Service CentersToll-free support numbers FAX services-All Europe toll callCall center Presales and Technical Support Warranty Service Asia/Pacific support services Index Page Page DB35.3 Series Pata Product Manual, Rev. C Page Seagate Technology LLC
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