|
Formatted
storage capacity |
20 GB |
 |
|
Form Factor |
2.5-inch x 9.5mm |
|
Mounting screws |
M3 |
|
Bytes per
sector |
512 bytes |
|
Seek time
(track to track) |
1.5 typ. milliseconds |
|
Seek time
(average) |
12 typ. milliseconds
(read/write) |
|
Seek time (full
track) |
22 typ. milliseconds
(read/write) |
|
Average latency
time |
7.14 milliseconds |
|
Rotational
speed |
4,200 RPM |
|
Data transfer
rate (DMA mode 2) |
16.6 MB per
second |
|
Data transfer
rate (PIO mode 4) |
16.6 MB per
second |
|
Data transfer
rate (UDMA mode 2) |
33.3 MB per
second |
|
Data transfer
rate (UDMA mode 4) |
66.6 MB per
second |
|
Data transfer
rate (UltraATA) |
100 MB per second |
|
Recording code |
32/34 MEEPRML |
|
Interface |
ATA - 6 |
|
Head
positioning method |
Rotary VCM
Embedded Servo |
|
Spindle start
time |
3.5 seconds
typical |
|
Spindle stop
time |
5 seconds typical |
|
Data buffer
size |
8192 KB |
|
Power
requirement Voltage |
5V ± 0.5% |
|
Ripple |
100 mV P-P |
|
Power
requirement Spin up |
0.90A maximum |
|
Power
requirement Read/write |
2.1 W (typical) |
|
Power
requirement Idle (ready) |
0.65 W (typical) |
|
Power
requirement Sleep |
0.1 W (typical) |
|
Height |
9.5 millimetres |
|
Width |
70 millimetres |
|
Depth |
100 millimetres |
|
Weight |
0.099 kg |
|
Ambient
temperature (operating) |
5 to 55 degrees C |
|
Ambient
temperature (non-operating) |
-40 to 65 degrees
C |
|
Gradient |
20 degrees C per
hour |
|
Relative
humidity (operating) |
8 to 90 % RH
(non-condensing) |
|
Relative
humidity (non-operating) |
5 to 95 % RH
(non-condensing) |
|
Maximum wet
bulb |
29 (Op.)/ 40 (Non
Op.) degrees C (non-condensing) |
|
Vibration
(operating) |
9.8m/s^2 (1.0G)
(5 to 500Hz) |
|
Vibration
(non-operating) |
49m/s^2 (5.0G) (5
to 500Hz) |
|
Shock
(operating) |
2,205m/s^2 (225G)
2ms |
|
Shock
(non-operating) |
8,820m/s^2 (900G)
1ms / 1,176m/s^2 (120G) 11ms |
|
Altitude
(operating) |
-300 to 3,000 metres |
|
Altitude
(non-operating) |
-300 to 12,000 metres |
|
FUNCTIONAL
SPECIFICATIONS |
|
Acoustic noise
(at 1 metre idle) |
24 dBA typical |
|
Acoustic noise
(at 1 metre idle) |
2.3 bels |
|
MTBF (Mean Time
Between Failures) |
More than
300,000 power on hours |
|
MTTR (Mean Time
To Repair) |
30 minutes or
less |
Component life
(years)
Design life used to calculate MTBF. NOT Warranty |
3 years |
|
Component life
(hours) |
20,000 power on
hours |
|
Unrecoverable
errors |
1 per 10^13 bits
read |
|
Seek errors |
1 per 10^6 seeks |
|
Start/stop
cycles |
300,000 cycles |
