Gateway 12GB 9.5MM UDMA Hard Disk Drive - 5501233

Manufacturer		IBM
Model		DARA-212000
Configuration
Interface		ATA-4
Capacity (GB)		12.0
Sector size (bytes)		512
Recording zones		12
User cylinders		17 088
Data heads		4
Disks		2
Max. areal density (gigabits/ sq. in.)		10.1
Max. recording density (KBPI)		356.0
Track density (KTPI)		28.5
Drive Fitness Test		Supported
Performance
Data buffer (KB)		512?
Rotational speed (RPM)		4200
Latency (average ms)		7.1
Media transfer rate (megabits/sec)		85.5 - 161.6
Interface transfer rate (MB/sec)		66.6 Ultra-DMA mode 4 16.6 PIO mode 4
Seek time (ms)
Average typical		12.0
Single track typical		2.5
Full stroke typical		23.0
Reliability
Error rate (nonrecoverable)		< 1 per 1.0E13 bits transferred
Load/unload cycles		300 000
Power
Voltage requirement (VDC)		+5 (+/- 5 %)
Dissipation (W)
Startup (max. peak)		4.7
Seek typical		2.3
Read typical		2.0
Write typical		2.1
Performance idle typical		1.85
Active idle typical		0.85
Low power idle typical		0.65
Standby typical		0.25
Sleep typical		0.1
Power consumption efficiency (watts/MB)		0.00005
Physical size
Height (mm)		9.5
Width (mm nominal)		69.9
Depth (mm nominal)		100.2
Weight (g)		99.0
Environmental characteristics	Operating		Nonoperating
Ambient temperature	5 to 55°C		-40 to 65°C
Relative humidity noncondensing)	8% to 90%		5% to 95%
Maximum wet bulb (noncondensing)	29.4°C		40.0°C
Shock (half sine wave)	175 G/ 2 ms		800 G/ 1 ms
Vibration
Random (RMS)	0.67 G (5-500 Hz)		3.01 G (2.5-500 Hz)
Swept swine	1 G 0-peak (5-500 Hz)		5 G 0-peak (10-500 Hz)