Seagate Spinpoint M7E 250GB ST250LM000 Fascicule
Codes de produits
ST250LM000
Mobile SATA
Spinpoint M7E
160GB
250GB
320GB
500GB
640GB
Model
8 MB
HM161GI
HM251HI
HM321HI
HM501II
HM641JI
FEATURES
• Max. 320GB formatted capacity per disk
• ATA Security Mode Feature Set
• Serial ATA 3.0Gbps Interface Support
• ATA S.M.A.R.T. Feature Set
• SATA Native Command Queuing Feature
• SilentSeek™
• TuMR/PMR head with FOD technology
• NoiseGuard™
• Load/Unload Head Technology
Capacity
1
160 / 250 / 320 / 500 / 640 GB
Temperature
Interface
SATA 3.0Gbps
Operating
5 ~ 55 ℃
Buffer DRAM Size
2
8 MB
Non-operating
-40 ~ 70 ℃
Byte per Sector
512
Humidity (non-condensing)
Rotational Speed
5,400 RPM Class
Operating
5 ~ 90 %
Non-operating
5 ~ 95 %
PERFORMANCE SPECIFICATIONS
Linear Shock (1/2 sine pulse)
Average Seek time (typical)
12 ms
Operating(2ms)
5
400 G
Capacity
DRIVE CONFIGURATION
ENVIRONMENTAL SPECIFICATIONS
g
( yp
)
Operating(2ms)
Data Transfer Rate
Non-operating(1ms)
900 G
Media to/from Buffer (Max.)
138 MB/s
Vibration
Buffer to/from Host (Max.)
300 MB/s
Operating(Random,10~500Hz)
1.5 Grms
Drive Ready Time (typical)
3
4 sec
Altitude (relative to sea level)
Operating
-300 to 3,000 m
RELIABILITY SPECIFICATIONS
Non-operating
-400 to 15,000 m
Non-recoverable Read Error
1 sector in 10
14
bits
Controlled Ramp Load/Unload
600,000
PHYSICAL DIMENSION
ACOUSTICS
Height
9.5 mm
Idle (typical)
2.4 Bel
Width
69.85 mm
Performance Seek (typical)
2.6 Bel
Length
100 mm
Weight (max)
105 g
POWER REQUIREMENTS
Voltage
+5V±5%
* Note : Design and specifications are subject to change without prior notice.
Spin-up Current (Max.)
1,000 mA
1.1MB = 1,000,000 Bytes, 1GB = 1,000,000,000 Bytes
Seek (avg.)
4
2.5 W
Accessible capacity may vary as some OS uses binary numbering system
Read/Write (avg.)
2.5 W
for reported capacity
Low Power Idle (avg.)
0.85 W
2 A small portion of the 8MB buffer memory is reserved for firmware use
Standby (avg.)
0.25 W
3 Power-On to Drive Ready
Sleep (avg.)
0.2 W
4 30% duty cycle, random seek
5 On Track Read Operation
2.5" HDD M7E product specification Rev 1.1
Match with product manual Rev 00