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Seagate 'Cheetah 9'
ST19101WC 9GB
Specification
| Vendor |
Seagate |
| Range |
Cheetah 9 |
| Apricot Part Number |
PT16151831 |
| Form Factor |
3.5" HH |
| Weight |
1.02Kg |
| Formatted Capacity (x106 bytes) |
9133MB |
| Formatted Capacity (x220 bytes) |
8710.62 |
| Number of Platters |
8 |
| Number of Heads |
16 |
Performance
| Actuator |
Voice Coil |
| Positioning System |
Embedded |
| Average Access Time |
Read |
8.2ms |
| Write |
9.7ms |
| Single Track Seek Time |
Read |
0.8ms |
| Write |
1.2ms |
| Nominal Rotational Speed |
10,033RPM |
| Average Rotational Latency |
2.99ms |
| Spin-up-Time (To Drive Ready) |
<30 secs |
| Maximum Sector Transfer Rate |
22.125MB/s |
| Typical Data Sector Transfer
Rate |
Maximum |
16.8MB/s |
| Minimum |
11.3MB/s |
| Type of Head Utilised |
MR |
| Read Channel Implementation |
PRML |
| Encoding Method |
PRML (0,4,4) |
| Standard 68 Pin 'P' Connector |
No |
| SCA (80 Pin) Connector |
Yes, SCA-2 |
| Wide '16-bit' SCSI Support |
Yes |
| UltraSCSI (Double SCSI) Support |
Yes |
| Maximum SCSI Burst Transfer Rate |
40MB/s Sync. |
| Cache Size |
Total |
512KB |
| Read Data |
442KB |
| Segmentation Type |
Segmented |
| Continuous Read Prefetch |
Yes |
| Write Cache |
Yes |
Environment
| Ambient operating
Temperature |
Minimum |
5°C |
| Maximum |
50°C |
| Maximum Thermal Gradient |
20°C/hr |
| Operating Shock, 0 Err's (G, 11ms) |
10G, ½ Sine |
| Operating Vibration (G, 5-300Hz) |
0.75G |
| Maximum Audible Noise |
>4.6 Bels |
| Average Power Consumption |
Nominal Read / Write |
22.2W |
| Nominal Idle |
19.5W |
| DC Power Requirements |
+12V Startup Maximum |
3.22Amps |
| +12V Nominal Read / Write |
1.52Amps |
| +5V Seek Peek |
0.93Amps |
| +5V Nominal Read / Write |
0.92Amps |
| MTBF |
1,000,000 poh |
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