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                           MAXTOR 7080A IDE Drive
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SPECIFICATIONS:

Formatted storage capacity (bytes) .............. 85,450,752
Embedded Controller.............................. AT
Actuator Type ................................... Voice Coil
Number of Disks ................................. 2 
Data Surfaces ................................... 4
Data Heads ...................................... 4
Servo ........................................... Embedded
Tracks per Surface .............................. 1,170
Track Density (average) ......................... 1,490 tpi
Track Capacity (formatted) ...................... 18,432 bytes
Bytes per Block ................................. 512
Blocks per Drive ................................ 168,360
Sectors per Track ............................... 36 physical

PERFORMANCE
Seek Times (typical, including setting time)
  Track to Track ................................ 6 ms
  Average ....................................... 17 ms
  Maximum ....................................... 35 ms
Average Latency (ms) ............................ 8.1 ms
Rotation Speed (+/- 5%) ......................... 3,703 RPM
Controller Overhead ............................. 1 ms
Data Transfer Rate (MBytes per sec)               
  To/From Media ................................. 1.35
  To/From Buffer ................................ 5.4
Start Time
  Power Up (0-3,703 RPM)
  Typical ....................................... <8 sec
  Maximum ....................................... 40 sec
Stop time
  Power Down
  Typical ....................................... <8 sec
  Maximum ....................................... 10 sec

Start/Stop Cycles ............................... 13,000
Interleave ...................................... 1:1
Buffer Size ..................................... 32K
Interface ....................................... AT
Recording Method ................................ 1,7 RLL
Recording Density-ID ............................ 30,625 bpi
Flux Density- ID                    
(flux reversals per inch) ....................... 22,969

POWER REQUIREMENTS  (Typical)

MODE                 +12V DC 5%  +5V DC 5%        POWER
R/W                  230 mA      285 mA           4.0W
Idle                 130 mA      135 mA           2.3W 
Sleep                0.6 mA      37 mA            0.19W
Spin-Up              940 Avg mA  300 mA           9.5W peak
Standby              15 mA       150 mA           0.92W

PHYSICAL

Height                           1.00" (2.54 cm)
Length                           5.75" (14.61 cm)
Width                            4.00" (10.16 cm)
Weight                           1.2 lbs (.50 kg)

ENVIRONMENTAL

Temperature
  Operating                      5 deg C to 50 deg C
  Non-operating                  -40 deg C to 60 deg C
  Thermal                        20 deg C per hour max
Humidity
  Operating                      8% to 80% non-condensing
  Non-operating                  8% to 80% non-condensing
  Maximum Wet Bulb               26 deg C
Altitude (relative to sea level)
  Operating                      -200 to 10,000 feet
  Non-operating                  40,000 feet max

RELIABILITY AND MAINTENANCE

MTBF                             150,000 hours (predicted at 35 C)
MTTR                             30 minutes typical
Preventative Maintenance         None
Component Design Life            5 years

SHOCK AND VIBRATION

Shock measured at half-sine pulse. Vibration measured at swept
sine, 1 octave per minute.

Non-operating shock              70 Gs, 11 ms
Operating shock                  10 Gs, 11 ms (without 
                                 non-recoverable errors)
Non-operating Vibration
  5-23 Hz                        0.072" (double amplitude)
  24-500 Hz                      2 Gs peak amplitude
Operating Vibration
  5-23 Hz                        0.036" (double amplitude)
  24-300 Hz                      1 G peak amplitude

  *Novell Labs Netware Certified

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   7040A/7080A JUMPER DESIGNATION     J20J19J18J17J16J15J14J13J11
Ĵ
 Master/Slave                                                   
  Only drive in single drive system*  J  J                      
  Master in dual drive system         J  O                      
  Slave in dual drive system          O  J                      
Ĵ
 ECC Bytes                                                      
  4 Bytes*                                  J                   
  7 Bytes                                   O                   
Ĵ
 Drive Model Number                                             
  7040A                                        O                
  7080A                                        J                
Ĵ
 Idle Mode Latch                                                
  Option Disabled*                                O             
  Option Enabled                                  J             
Ĵ
 Reserved for Factory                                           
  Normal Operation*                                  O          
  Factory Test Mode                                  J          
Ĵ
 Default Config @ Power Up                                      
           Cyls  Hds  Sec  MBytes                               
  Ĵ
  7040A     981   5   17*   40.7               O        O  O    
            524   4   40    40.9               O        O  J    
  Ĵ
  7080A     981  10   17*   81.4               J        O  O    
            832   6   33    80.4               J        O  J    
           1024   9   17    76.5               J        J  O    
   (60MB)   762   4   39    58.0               J        J  J    
Ĵ
 I/O Channel Ready                                              
  Disabled*                                                   O 
  Enabled                                                     J 

  J=Jumpered O=Open *=Default
                                                              Ŀ       
  Note: A spare jumper is supplied                             J11    
        across J13 & J14                      J20 J18 J16      J13    
                                             Ŀ     J14    
                                                        J15    
                                                              
                                                             
                                                J19 J17                   
                                           

            7040A and 7080A are trademarks of Maxtor Corporation.
              AT is a registerd trademark of IBM Corporation.
              Specifications subject to change without notice.
                     Copyright 1992 Maxtor Corporation.
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