Seagate ST91208220AS ユーザーズマニュアル

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Momentus 5400.3 PSD SATA Product Manual, Rev. A
2.4
Physical organization   
2.5
Recording and interface technology
2.6
Physical characteristics  
Drive model
Read/write
 
heads
Number
 
of discs
SDRAM 
buffer size
Non-volatile
 
cache size
ST91608220AS
4
2
8 MB
256 MB
ST91208220AS
3
2
8 MB
256 MB
ST91008220AS
3
2
8 MB
256 MB
ST9808212AS
2
1
8 MB
256 MB
ST9608210AS
2
1
8 MB
256 MB
Interface
Serial ATA (SATA)
Recording method
Perpendicular
Recording density BPI (bits/inch max)
870k
Track density TPI (tracks/inch max)
150k
Areal density (Gbits/inch
2
 max)
132
Spindle speed (RPM) (
±
 0.2%)
5,400
Maximum Internal transfer rate (Mbits/sec)
352
I/O data-transfer rate (Mbytes/sec max)
150
Interleave
1:1
Drive specification
Height
(mm)
 
(inches)
9.5 +/-0.2
 
0.374  +/-0.0078
Width
(mm)
 
(inches)
69.85 +/-0.25
 
2.75  +/-0.0098
Length
(mm)
 
(inches)
100.50 +/-0.25
 
3.957 +/-0.010
Typical weight
 
ST91608220AS
 
ST91208220AS
 
ST91008220AS
 
 
ST9808212AS
 
ST9608210AS
 
100 grams
 
0.22 pounds
 
 
 
96 grams
 
0.21 pounds