Full Stroke Seek; Average Latency; Drive Ready Time - IBM DARA-206000 - Travelstar 12 GB Hard Drive Specifications

3.3.4 Full Stroke Seek

Function
Read
Write
Figure 8. Full Stroke Seek Time
Full stroke seek is measured as the average of 1000 full stroke seeks.

3.3.5 Average Latency

Model
DARA-225000
DARA-206000
DARA-209000
DARA-212000
DARA-215000
DARA-218000
Figure 9. Latency Time

3.3.6 Drive Ready Time

Condition
Power On To Ready
Power On To Ready
Power On To Ready
Figure 10. Drive Ready Time
Ready The condition in which the drive is able to perform a media access command (e.g.
read, write) immediately.
Power On This includes the time required for the internal self diagnostics.
12
O E M Specifications of DARA-2xxxxx 2.5 inch H D D Rev 2.1
RPM
5411
4200
Model
DARA-225000
DARA-206000
DARA-209000
DARA-212000
DARA-215000
DARA-218000
Typical
23.0 msec
24.0 msec
Time for a revolution
11.1 msec
14.3 msec
Typical
4.5 sec
2.8 sec
3.0 sec
Max
30.0 msec
31.0 msec
Average Latency
5.5 msec
7.1 msec
Max
10.5 sec
9.5 sec
9.5 sec