Gateway 250GB 7200 RPM 80GPP SATA Hard Disk Drive - 5502617

Specifications
Interface	Serial ATA (SATA)
Formatted GB	250
Bytes Per Sector	512
Default Sectors Per Track	63
Default Read/Write Heads	16
Default Cylinders	16 384
Guaranteed Sectors	490 234 752
Recording Method	RLL EEPR4
Servo Type	Embedded
Number of Servo Sectors	192
Data Zones Per Surface	16
Data Sectors Per Track (ID/OD)	502/960
Recording Density in(KBPI ID/OD)	ID=556 OD=474
Track Density in (KTPI) (maximum)	79 714
Areal Density (Gbits/in maximum ID/OD)	45.4/38.9
Spindle Speed (RPM)	7 200
Height (maximum in mm)	26.10 mm
Width (typical mm)	101.6 mm
Length (maximum in mm)	147 mm (5.787 inches)
Weight (maximum in grams)	630 g
Track-to-Track Seek Time (ms typical)	0.8
Average Latency	4.17 ms
Drive Ready Time	8 seconds
Spin-up (peak)	23.2
Seek	12.6 W
Read/Write	9.5 W
Idle Mode	11.4 W
Standby Mode	1.0 W
Sleep Mode	1.0 W
Temperature (operating)	5 to 55° C (operating) -40 to 70° C (non-operating)
Thermal Gradient	25° C per hour (maximum)
Relative Humidity (operating)	5 to 95% (non-condensing)
Wet Bulb Temperature	30° (maximum)
Altitude (operating)	-650 to 10 000 feet)
Altitude (non-operating)	-650 to 40 000 feet)
Shock (operating)	60 Gs
Shock (non-operating)	300 Gs