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O.E.M Floppy Drive Support

FD1157C - 1.2MB, 5.25 Inch

Capacity:
Formatted:
High density mode = 1.2MB
Normal density mode = 720kb
Unformatted:
High density mode = 1.6MB
Normal density mode = 1.0MB
Dimensions
Height:
1.6 in/41 mm
Width:
5.7 in/146 mm
Depth:
8.0 in/203 mm
Weight:
2.6 lb/1.2 kg
Disk Configuration
Disk Size:
5.25"
Data Heads:
2
Data Surfaces:
2
Tracks/Surface:
High density mode = 80 Normal density mode = 80
Track Density:
96 tpi
Bit Density:
High density mode = 9,870 bpi Normal density mode = 5,922 bpi
Record Method:
MFM
Rotational Rate:
High density mode = 360 RPM Normal density mode = 300 RPM
Environmental
Shock:
Operating = 10G Non-operating = 30G
Vibration:
Operating = 0.5G @ 0-100Hz Non-operating = 3G @ 0-100Hz
Performance Specifications
Seek Times:
Track to track = 3ms
Settle Time:
15ms
Data Transfer:
High density mode = 500kb/s Normal density mode = 250kb/s
Power
Voltage Req'd:
+5V, +12V
Pwr Dissipation:
Read/write mode = 4.8 watts
Reliability
MTBF:
12,000 POH
MTTR:
<15 minutes

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