| SPECIFICATION |
| Data Capacity |
720KB / 1.25MB / 1.44MB ( formatted ) |
| USB Data Transfer Rate |
Full speed / 12Mbps |
| Data Transfer Rate |
250kbits(720KB) / 500kbits(1.25MB / 1.44MB) |
| Track Density |
135tpi |
| Number of cylinders |
80 |
| Rotation Speed |
300rpm , 360rpm |
| Interface |
USB (Universal Serial Bus) ,
USB Specification Ver.1.1 |
| Recording Method |
MFM |
| Media |
High density (2HD) or normal
density (2DD)
3.5" micro floppy disks |
| Average Latency Time |
High density (2HD) or normal
density (2DD)
3.5" micro floppy disks |
| Index |
1/revolution , Detection interval
200msec.±1.5%(300rpm) , 166.7msec.±1.5%(360rpm) |
| Temperature Gradient |
| Operating : |
20oC or less per hour (non-condensing) |
| Non-Operating : |
30oC or less per hour (non-condensing) |
|
| MTTF |
30,000 POH or more (for typical
usage) |
| Error rate |
Soft read error: less than 109bit
Hard read error: less than 1012bit
Seek error: less than 106bit |
| Safety standard |
Complies with UL,CSA,TUV |
| Ambient Temperature |
| Operating : |
4 - 51.7oC |
| Non-Operating: |
-22 - 60oC |
|
| Temperature Gradient |
| Operating: |
20oC or less per hour (non-condensing) |
| Non-Operating: |
30oC or less per hour (non-condensing) |
|
| Relative Humidity |
| Operating: |
|
20 - 80 % (non-condensing) |
| |
Maximum wet-bulb temperature of 29.4oC |
| Non-Operating: |
|
5 - 90 % (non-condensing) |
|
Maximum wet-bulb temperature of 40oC |
|
| Vibration |
| Operating : |
| |
1.5G or less ( 10 - 100 Hz,1oct/min.sweep rate
) |
| |
1.0G or less ( 100 - 200 Hz,1oct/min.sweep rate
) |
| |
0.5G or less ( 200 - 600 Hz,1oct/min.sweep rate
) |
| Soft errors are allowed if they are recoverable
within three retries |
| Transportation : |
| |
2G or less ( 100 - 100 Hz,1/4oct/min.sweep rate
) |
|
| Shock |
| Operating : |
| |
Write & read : |
5G (half-sine pulse,11msec.) or less |
| |
Read only : |
10G (half-sine pulse,11msec.) or less |
| Soft errors are allowed if they are recoverable
within three retries |
| Transportation : |
|
100G (single half-sine pulse,11msec.)
or less |
|
| Power Requirements |
DC+5V±5% (SUB BUS power supply)
Suspended: 500ľA(max), Read/Write : 200mA (typ.) |
| Dimensions |
96W x 12.7H x 125D mm |
| Weight |
160g typ. , 190g max. |
