Seagate ST3200826AS, ST3250310ASIM, ST3250623AS, ST3250823AS, ST3300631AS, ST3300831AS, ST3400632AS, ST3400832AS 2.4 Recording and interface tech no logy, 2.5 Physical characteristics

Barracuda 7200.8 Serial ATA Product Manual, Rev. F

2.4 Recording and interface tech no logy2.5 Physical characteristics

Interface Serial ATA (SATA)

Recording method 16/17 EPRML

Recording density BPI (bits/inch max) 763,000

Track density TPI (tracks/inch avg) 120,000

Areal density (Mbits/inch2 avg) 91, 560

Spindle speed (RPM) (± 0.2%) 7,200

Internal data transfer rate (Mbytes/sec max) 95

Sustained transfer rate OD (Mbytes/sec max) 65

I/O data-transfer rate (Mbytes/sec max) 150 (SATA 1.0)

Interleave 1:1

Cache buffer

ST3400832AS

ST3300831AS

ST3250823AS

ST3200826AS

ST3400632AS

ST3300631AS

ST3250623AS

8 Mbytes (8,192 kbytes)

16 Mbytes (16,384 kbytes)

Maximum height

(mm)

(inches)

26.11

1.028

Maximum width

(mm)

(inches)

101.85

4.010

Maximum length

(mm)

(inches)

146.99

5.787

Maximum weight

(grams)

(pounds)

635

1.39

Contents

Main Barracuda 7200.8 Serial ATA Page Contents Page Page Page 1.0 Introduction 1.1 About the Serial ATA interface 2.0 Drive specifications 2.1 Specification summary tabl es 4 Table 1: Drive specifications for 400 Gbyte models 5 Table 1: Drive specifications for 400 Gbyte models 6 Table 2: Drive specifications for 300 Gbyte models 7 Table 2: Drive specifications for 300 Gbyte models 8 Table 3: Drive specifications for 250 and 200 Gbyte models 9 Table 3: Drive specifications for 250 and 200 Gbyte models 2.2 Formatted capacity 2.3 Default logical geo m etry 2.4 Recording and interface tech no logy 2.5 Physical characteristics 2.6 Seek time 2.7 Start/stop times 2.8 Power specification s Page Page 2.9 Environmental specifications 2.10 Acoustics 18 2.11 Electromagnetic i mmunity 2.12 Reliability Table 6: Radio frequency enviro nm en t s 2.13 Agency certification Page 2.14 Environmental pro tection 2.15 Corrosive envi ronment Page 3.0 Configuring and mounting the drive 3.1 Handling and static-discharge precautions 3.2 Configuring the drive 3.3 Serial ATA cables and connectors 25 3.4 Drive mounting Figure 5. Mounting dimensions t op , side and end view Page 4.0 Serial ATA (SATA) interface 4.1 Hot-Plug compatibility 4.2 Serial ATA device plug connector p in definitions 29 4.3 Supported ATA commands Page 31 Page 33 Note. Note. 34 Table 9: Set Features command values Page Page 5.0 Seagate Technology support services Internet Seagate Service Centers Presales Support Technical Support Customer Service Operations Warranty Service Data Recovery Services Authorized Service Ce nters USA/Canada/Latin America support services Index A B C D H I K L M S T U V W

Seagate 2.4 Recording and interface tech no logy, 2.5 Physical characteristics

Models: ST3200826AS ST3250310ASIM ST3250623AS ST3250823AS ST3300631AS ST3300831AS ST3400632AS ST3400832AS