Hitachi HTS541640J9SA00 (40GB)
Full list of Features
Data Storage Capacity
|
Per drive, Formatted |
40 GB
|
Number of Platters |
1
|
Number of Heads |
16
|
Bytes /Sector |
512
|
Number of Sectors/Track |
63
|
Number of Cylinders |
16383
|
Number of Sectors |
78140160
|
Total Logical Data Bytes |
4000761920
|
Datasheet
|
Rotational Speed (rpm) |
5400
|
Data transfer rates (buffer to/from media) (Mbps) |
540
|
Disk-buffer data transfer (Mbps) (max.) |
540
|
Data transfer rates max(Gbit/sec) |
1.5
|
Recording density (KBPI) (Max) |
902
|
Track density (KTPI)(Max) |
146
|
Areal density (Gbit/sq-inch - Max) |
131.5
|
Number of Zones |
24
|
Performance characteristics
|
Average seek time (read) |
11ms (typ.) / 14ms (max.)
|
Average seek time (write) |
13ms (typ.) / 15ms (max.)
|
Full stroke seek time (read) |
20ms (typ.) / 25ms (max.)
|
Full stroke seek time (write) |
21ms (typ.) / 26ms (max.)
|
Power-on-ready (sec) |
3.5 (typ.) / 9.5s (max.)
|
Command overhead (ms) |
1.0ms
|
Track-to-track (read) |
1.0 (typ.) / 2.0ms (max.)
|
Track-to-track (write) |
1.1 (typ.) / 2.2ms (max.)
|
Average Latency time |
5.5ms (typ.)
|
Interface
|
Type |
SATA 1.0a
|
Buffer (MB) |
8
|
Data Transfer Rate |
Max. 1.5 Gb/sec
|
Nominal Power Requirements
|
Voltage (C); Supply |
+5V (5%)
|
Idle (Watts) |
0.85 (average) / 0.65 (lowpower average)
|
Standby (Watts) |
0.25
|
Sleep (Watts) |
0.2
|
Reads (Watts) |
1.8 (average)
|
Writes (Watts) |
1.8 (average)
|
Seeks (Watts) |
2.2 (average)
|
Start-up (A) |
1 (max.) / 0.76 (average)
|
Physical & Environmental Specifications (mm)
|
Height |
9.5 (9.5mm ±0.2)
|
Width |
70 (69.85mm ±0.25)
|
Depth |
100 (100.2±0.25)
|
Weight |
95 gram
|
Ambient
|
Operating: Temperature |
5°C~55°C
|
Operating: Relative humidity |
8 to 90% non condensing
|
Operating: Maximum wet bulb temperature |
29.4°C non condensing
|
Operating: Maximum temperature gradient |
29.4°C/hour
|
Operating: Altitude |
-300 to 3048 m (10000 ft)
|
Non-Operating: Temperature |
-40°C~65°C
|
Non-Operating: Relative humidity |
5 to 95% non condensing
|
Non-Operating: Maximum wet bulb temperature |
40°C non condensing
|
Non-Operating: Maximum temperature gradient |
20°C/hour
|
Non-Operating: Altitude |
-300 to 12192 m (40000 ft)
|
Topcover Max. temperature |
<60°C
|
Drivecircuitboard Max. temperature |
<63°C
|
Vibration and Shock
|
Operating Vibration |
1.0 G (9.8 m/s^2) with 5-500Hz
|
Non-Operating Vibration |
5.0 G (49 m/s^2) with 5-500Hz
|
Operating Shock |
325 G (3185 m/s^2) 2 msec / 160 G (1568 m/s^2) 1 msec
|
Non-Operating Shock |
1000 G (9800 m/s^2) 1 msec
|
Soundlevel
|
Acoustic Noise (Idle Mode) |
2.2 Bels (typ.) / 2.5 (max)
|
Acoustic Noise (Operating Mode) |
2.4 Bels (typ.) / 2.7 (max)
|
Manual: http://www.hitachigst.com/tech/techlib.nsf/techdocs/8037F4603FE5B763862571840068043C/$file/5K160_SATA_spv1.2.pdf
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