 |
|
|
Quantum 'Stratus' ST1620A
1.6GB
Specification
| Vendor |
Quantum |
| Range |
Fireball ST |
| Apricot Part Number |
PT16185631 |
| Form Factor |
3.5" 1" High |
| Weight |
<0.55Kg |
| Formatted Capacity (x106 bytes) |
1614.3MB |
| Formatted Capacity (x220 bytes) |
1539.56 |
| Number of Platters |
1 |
| Number of Heads |
2 |
Performance
| Actuator |
Voice Coil |
| Positioning System |
Embedded |
| Average Access Time |
10ms |
| Single Track Seek Time |
2.0ms |
| Nominal Rotational Speed |
5400RPM |
| Average Rotational Latency |
5.56ms |
| Spin-up-Time (To Drive Ready) |
15 secs |
| Maximum Sector Transfer Rate |
16.5MB/s |
| Typical Data Sector Transfer
Rate |
Maximum |
12.58MB/s |
| Minimum |
7.37MB/s |
| Numbers of Sectors / Track |
Maximum |
273 |
| Minimum |
160 |
| Type of Head Utilised |
MR |
| Read Channel Implementation |
EPRML |
| Encoding Method |
16/17 PRML |
| ATA IDE Interface
Characteristics |
Mode 2 PIO Transfer Rate |
6.67MB/s |
| Mode 3 PIO + IOCHRDY |
11.1MB/s |
| Mode 4 PIO + IOCHRDY |
16.67MB/s |
| Max. MultiWord DMA Rate |
33.3MB/s |
| Logical Block Addressing |
Yes |
| Cache Size |
Total |
128KB |
| Read Data |
87KB |
| Segmentation Type |
Dynamic |
| Continous Read Prefetch |
Yes |
| Write Cache |
Yes |
Environment
| Ambient operating
Temperature |
Minimum |
5°C |
| Maximum |
55°C |
| Maximum Thermal Gradient |
24°C/hr |
| Operating Shock, 0 Err's (G, 11ms) |
10G, ½ Sine |
| Operating Vibration (G, 5-300Hz) |
1G |
| Maximum Audible Noise (dbA @ 1m) |
35 dbA |
| Average Power Consumption |
Nominal Read/Write/Seek |
10.0W |
| Power Saving Standy/Sleep Mode |
1.0W |
| DC Power Requirements |
+12V Startup Maximum |
1.650Amps |
| +12V Operating Read/Write/Seek |
0.570Amps |
| +5V Startup Maximum |
0.570Amps |
| +5V Operating Read/Write/Seek |
0.630Amps |
| MTBF |
400,000 poh |
Jumper Settings
The Fireball ST disk drive has only one location where user configurable
jumpers are found. The jumper block is incorporated into the IDE / ATA cable connector.
Using the jumper pins you can establish the drive Master/Slave configuration.
| Function |
DS |
CS |
PK |
Not
used |
| Stand alone |
ON |
OFF |
OFF |
OFF |
| Master to Slave |
ON |
OFF |
OFF |
OFF |
| Slave to Master |
OFF |
OFF |
OFF |
OFF |
|
