Toshiba MK8025GAS Manuale Utente

Pagina di 11
 
 
 
 
SPECIFICATIONS –MK8025GAS (HDD2188)  
General 
Model MK8025GAS 
(HDD2188) 
Interface ATA-2/3/4/5/6 
Functionality 
Formatted Capacity 
80.012GB* 
Rotational Speed 
4200rpm 
Avg. Rotational Latency 
7.14/ms 
Spin-up Time 
4sec (typical) 
Buffer 8MB 
Seek Time (Average)  
12  
Internal Transfer Rate 
175.0 ~ 341.7 Mbits/sec (max) 
Host Transfer Rate  
100Mbytes/sec  
*Toshiba defines a megabyte (MB) as 1,000,000 bytes and a gigabyte (GB) as 1,000,000,000 bytes. 
Internal Drive Characteristics 
Number of Disks 
Number of Read/Write Heads 
Track Density (TPI) 
88.1k 
User Data Cylinders 
54,000 
Logical Cylinders 
16,383 
Logical Heads 
16 
Logical Sectors/track 
63 
Bytes per Sector 
512 
Logical Blocks (LBA) 
156,301,488 
Reliability 
Preventative maintenance 
None 
Nonrecoverable read errors 
1 error per 10
13
 bits read 
Electrical  
Voltage 5V 
5% 
Power Consumption 
Start 4.7W 
typ 
Seek 
2.6W  typ 
Read/Write 
2.3W  typ 
Sleep 
0.1W  typ 
Energy Consumption Efficiency  0.018W/GB avg  
Shock 
Operating 1,862m/s
2
 (190G)(2msec) 
Non-Operating 7,840m/s
2
 (800G)(1msec)