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                             MAXTOR 7213A IDE DRIVE
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KEY FEATURES:

  * 15ms average seek               * 64K on-board cache  
  * Low power consumption           * Zone density recording 
  * 1:1 interleave                  * Dual drive master/slave support 
  * Rotary voice coil               * Automatic actuator lock 
  * Single-sided surface mount PCBA

SPECIFICATIONS:

Formatted: ................................. 212,787,200 Bytes
Embedded Controller: ....................... AT 
Actuator type: ............................. Voice Coil
Number of Disks: ........................... 2
Data Surfaces: ............................. 4
Data Heads: ................................ 4
Servo: ..................................... Embedded
Tracks per surface: ........................ 1,698
Track Density (average): ................... 1,973 tpi
Bytes per Block: ........................... 512
Sectors per track: ......................... 42 physical

PERFORMANCE (Typical):

Seek times* (ms)
     Track to track: ....................... 3
     Average: .............................. 15 **
     Maximum: .............................. 28.2

Average latency (ms) ....................... 8.45
Rotation speed ............................. 3,551 RPM
Controller overhead ........................ 1 ms

Data transfer rate (Mbytes per sec)
     To/from media ......................... 2.83
     To/from buffer (AT) ................... 9.0
     To/from interface ..................... 7.5
Start time / power up (0-3,551 RPM)
     Typical ............................... 7 sec
Stop time / power down
     Typical ............................... 3 sec
Start/stop cycles .......................... 20,000 typical
Interleave: ................................ 1:1
Buffer Size: ............................... 64K
Interface: ................................. AT 
Recording Method: .......................... 1,7 RLL
Recording Density (Kbpi) ................... 42.7 maximum
Flux Density (Kfci) ........................ 32.0 maximum

Power Requirments (Typical):

    Mode   +12VDC 8%   +5VDC 5%   Power
    R/W     145mA        340mA      3.7 W
    Idle    140mA        330mA      3.5 W

Physical:

    Height:  1.00"  (2.54 cm)
    Length:  5.75"  (14.61 cm)
    Width:   4.00"  (10.16 cm)
    Weight:  1.2 lbs. (.57 kg)

Environmental:

Temperature
    Operating .............................. 5C to 50C
    Non-operating .......................... -40C to 65C
    Thermal gradient ....................... 20C per hour max
Humidity ***
    Operating .............................. 5% to 95% non-condensing
    Non-operating .......................... 5% to 95% non-condensing
    Maximum wet bulb ....................... 20 C 
Altitude (relitive to sea level)
    Operating .............................. -200 to 10,000 feet
    Non-operating .......................... 40,000 feet max
    
Reliability and Maintenance:

MTBF ....................................... >150,000 hours 
                                             (POH, predicted at 35 degrees C)
Preventative Maintenance ................... None
Component design life ...................... 5 years (minimum)
Data reliability
     Hard read errors ...................... <10 per 10 to the 13th bits read
Shock & Vibration (typical)
          Shock measured at half-sine pulse. Vibration 
          measured at swept sine, 1 octave per minute
    Operating shock ........................ 70 Gs, 11ms
    Non-operating shock .................... 10 Gs, 11ms (without 
                                             non-recoverable errors)
    Non-operating Vibration 
     5-20 Hz ............................... .10" (double amplitude)
     20 - 300 Hz ........................... 2 Gs peak amplitude
    Operating Vibration
     5-20 Hz ............................... .05" (double amplitude)
     20 - 300 Hz ........................... 1 Gs peak amplitude
Acoustic Noise
    35 dBA at 1 meter (typical) in idle (spinning) on track mode.
    (sound power -4.5 bels average)

*   At nominal DC input volages
**  The average of 10,000 random seek times (measured on independent
    test equipment) consitutes the average seek time specification.
*** Operating and non-operating specs meet MIL-STD-810E. 
    Method 507.3 Table 507.3-I High humidity diurnal catagory. 
    Natural, High Humidity, Cyclic (Cycle 3)

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                       7213A JUMPER DESIGNATION
                                             J23J22J20J16
       Ĵ
        SYNC Spindle Control                            
         Sync Spindle Disabled*              O          
         Sync Spindle Enabled                J          
         Sync Slave*                            O       
         Sync Master                            J       
       Ĵ
        Master/Slave                                    
         Only drive in single drive system*        J    
         Master in dual drive system               J    
         Slave in dual drive system                O    
       Ĵ
        I/O Channel Ready                               
         Enabled                                      J 
         Disabled*                                    O 
       
         J=Jumpered O=Open *=Default

Ŀ  Ŀ     Ŀ  Ŀ     Ŀ  Ŀ
                                                 ÿ
                                                            Ŀ       
               >::::          
        ͻ                                            
             J24 J22                                            Ŀ     
          Ŀ                                            ,,     
           * * * *               >::     
           * * * *       ͻ                     ::  J1 
                    Ŀ                              
           J25 J23          J20                                    
        ͼ        * * J19                               
                              J18 * *                                  
                                  * * J17                               
                              J16 * *                                   
                                                               
                             ͼ                          
                                                                           
                                                                            
                                                                         J3 
    Ŀ                 Ŀ   Ŀ                Ŀ  Ŀ         
               

                            CMOS Configuration:     

                    Cyls  Hds  Write  Landing Sec/Trk
                               PreComp  Zone
                    ---------------------------------
                    683   16     0       0       38

            Yields: 212.8 Million Bytes (Approx. 202 Mega-Bytes)

            7213A and 7213S 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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