Seagate ST3250823AS Product Manual - Page 41

Barracuda 7200.8 Serial ATA Product Manual, Rev. D

33

Note.

Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features are not supported

Note.

See the bit descriptions below for words 63, 88, and 93 of the Identify Drive data.

100–

103

Total number of user-addressable LBA sectors available (see Section 2.2

for related information). These words are required for drives that support

the 48-bit addressing feature. Maximum value: 0000FFFFFFFFFFFFh.

ST3400832AS = 781,422,768

ST3400632AS = 781,422,768

ST3300831AS = 586,072,368

ST3300631AS = 586,072,368

ST3250823AS = 488,397,168

ST3250623AS = 488,397,168

ST3200826AS = 390,721,968

104–

127

ATA-reserved

0000

H

128

Security status

0001

H

129–

159

Seagate-reserved

xxxx

H

160–

254

ATA-reserved

0000

H

255

Integrity word

xxA5

H

Description (if bit is set to 1)

Bit

Word 63

0

Multiword DMA mode 0 is supported.

1


2


8

Multiword DMA mode 0 is currently active.

9


10


Bit

Word 88

0

Ultra DMA mode 0 is supported.

1


2


3


4


5


6


8

Ultra DMA mode 0 is currently active.

9


10


11


12


13


14


Word

Description

Value

Section	Page
1.0 Introduction	9
1.1 About the Serial ATA interface	10
2.0 Drive specifications	11
2.1 Specification summary tables	11
2.2 Formatted capacity	18
2.2.1 LBA mode	18
2.3 Default logical geometry	18
2.4 Recording and interface technology	19
2.5 Physical characteristics	19
2.6 Seek time	20
2.7 Start/stop times	20
2.8 Power specifications	21
2.8.1 Power consumption	21
2.8.1.1 Typical current profiles	22
2.8.2 Conducted noise	23
2.8.3 Voltage tolerance	23
2.8.4 Power-management modes	23
2.9 Environmental specifications	24
2.9.1 Ambient temperature	24
2.9.2 Temperature gradient	24
2.9.3 Humidity	24
2.9.3.1 Relative humidity	24
2.9.3.2 Wet bulb temperature	24
2.9.4 Altitude	24
2.9.5 Shock	24
2.9.5.1 Operating shock	24
2.9.5.2 Nonoperating shock	25
2.9.6 Vibration	25
2.9.6.1 Operating vibration	25
2.9.6.2 Nonoperating vibration	25
2.10 Acoustics	25
2.11 Electromagnetic immunity	26
2.12 Reliability	26
2.13 Agency certification	27
2.13.1 Safety certification	27
2.13.2 Electromagnetic compatibility	27
2.13.3 FCC verification	28
2.14 Environmental protection	29
2.15 Corrosive environment	29
3.0 Configuring and mounting the drive	31
3.1 Handling and static-discharge precautions	31
3.2 Configuring the drive	32
3.3 Serial ATA cables and connectors	32
3.4 Drive mounting	33
4.0 Serial ATA (SATA) interface	35
4.1 Hot-Plug compatibility	35
4.2 Serial ATA device plug connector pin definitions	36
4.3 Supported ATA commands	37
4.3.1 Identify Device command	39
4.3.2 Set Features command	42
4.3.3 S.M.A.R.T. commands	43
5.0 Seagate Technology support services	45
Index	51
A	51
B	51
C	51
D	51
E	51
F	51
G	51
H	52
I	52
K	52
L	52
M	52
N	52
O	52
P	52
Q	52
R	52
S	53
T	53
U	53
V	53

Seagate ST3250823AS Product Manual - Page 41

Advanced Power Management APM and Automatic Acoustic Management AAM features are not supported

Page 41 highlights