DEAD ST253 WREN SEAGATE 

Form   5.25"/HH         
  Native
  Translation
Capacity form/unform   43/ 52 MB     Cylinders
989
Seek time av./s. track   28.0/ 5.0  ms     Heads
5
Controller   MFM / ST506        Sector/track
17
Cache/Buffer KB           Precompensation
  128
Data transfer rate int.  
0.625 
MB/s     Landing Zone
 
Transfer ext.   
0.625 
MB/s     Bytes/Sector
  512
Recording method    MFM           
             
operating
non-operating
Supply voltage
5/12 V
  Temperature °C  
10 / 50
-40 / 70
Power: sleep W
 
  Humidity %  
8 / 80
5 / 95
            standby W
 
  Altitude km  
-0.305 / 3.048
-0.305 / 12.210
            idle W
 18.0
  Shock g  
2
32
            seek W
 20.0
  Rotation RPM  
3597
 
            read/write W
 
  Acoustic dba    
            spin-up W
 
  ECC bit  
        MTBF h  
40000
        Warranty Month  
12
Lift/Lock/Park  
 YES
  Certificates    
CSA,FCC,IEC380,UL478,VDE
             
 
 WREN IIHH 94205-51/30
 
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