Seagate ST318305LC SCSI Hard Drives

Seagate Cheetah 73LP 18GB 10K U160 80pin SCA-2 SCSI Hard Drive ST318305LC - Brand New

Capacity: 18GB
Spindle Speed: 10,000RPM
Interface Type: SCSI 80pin SCA-2 (Hot-Swap)
Disk Size: 3.5"x1.0" (Low Profile Hard Drive)
Sustained Throughput (MBps): 31 to 50
Average Seek Time (read/write ms): 5.4 / 6.2
Electrical Interface Speed: SCSI LVD U160 - 160MBps 16-bit
On-Board Cache: 4MB

These drives will fit in any of our SCSI hard drive trays:

Seagate Cheetah 73LP 18GB 10K U160 80pin SCA-2 SCSI Hard Drive ST318305LC - Brand New

Compatibility

The SCA-2 80-pin version of these low-profile 1" of these SCSI hard drives are compatible with all of the following systems (this list is not all inclusive):

Dell® PowerEdge servers 800, 1500, 1550, 1600, 1600SC, 1650, 1750, 1800, 1850, 2300,2350, 2400, 2450, 2500, 2500SC, 2550, 2600, 2650, 2800, 2850, 3250, 4300, 4350, 4400, 4600, 6300, 6350, 6400, 6450, 6600, 6650, 6800, 6850, 7150 & 8450 Series Servers and Dell Powervault® 200S, 201S, 210S, 211S, 220S, 221S, 220F, 221F, 224F, 650F, 660F, 750N & 755N Arrays & PowerApp 120.

HP / Compaq Proliant® server CL-1850, DL-320, DL-380, DL-580, DL-590/64, DL-760, ML-350, ML-330, ML-350, ML-370, ML-380, ML-530, ML-570, ML-750, PL-8000, PL-8500, 1600, 1850, 3000, 5500, 8000, 8500 Model Servers. Additionally 4100, 4300, 4314R, 4314T, 4354R SCSI RAID Arrays

IBM xServer eSeries & Netfinity Servers x220, x230, x225, x232, x235, x240, x250, x300, x320, x330, x335, x340, x345, x360, 3500, 4500R, 5100, 5600, 6000R, 7100, 7600 & 8500. Also compatible with x206, x225, x226, x235, x236, x335, x336, x345, x346, x365, x385, x400, x455.

                         SEAGATE TECHNOLOGY LLC
                              1-800-SEAGATE
                          http://www.seagate.com
                            (C)opyright 2001


ST-318405LW Ultra160 SCSI Wide (Cheetah 36XL, LVD)

  ÉÍÍÍÍÍÍÍÍÍÍÍ»
  º REAR VIEW º  (ST-318405LW only)
  ÈÍÍÍÍÍÍÍÍÍÍͼ
        (TOP)                  J5 Auxiliary
          ___________________  ÚÄÄ  Ä1¿/ÍÍÍÍÍÍÍÍÍ\
        Í( ×××××××××××××××××1)ͳ::::::³³ 0 0 0 0 ÆÍ
          \ÄÄÄÄÄÄÄÄÄÄÄijÄÄÄÄ/  À  ÄÄ 2ÙÀÄ5ÄGÄGÄ12Ù
       68 pin I/O CableÙ        ³³³³³³
       Connection Male          ³³³³³³   SCSI ID = 0 (none)
                                ³³³³³ÀÄÄ SCSI ID = 1
                   pin-11 +5v ÄÄÙ³³³ÀÄÄÄ SCSI ID = 2
                   pin-10 GND ÄÄÄÙ³ÀÄÄÄÄ SCSI ID = 4
                                  ÃÄÄÄÄÄ SCSI ID = 8
      pins 9 & 12 no connection   ÀÄÄÄÄÄÄ or pin-8 Activity LED*

* These pins are driven low for 250ms after PWR ON and RESET
  to allow jumper selectable SCSI ID as shown above.


  ÉÍÍÍÍÍÍÍÍÍÍÍ»
  º REAR VIEW º  (ST-318405LC only)
  ÈÍÍÍÍÍÍÍÍÍÍͼ
                     80 pin I/O and DC Power Wall/bracket Connection
                     ³  Female
    J1          /ÄÄÄijÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ\      TOP (HDA)
     ÍÍÍÍÍÍÍÍÍÍ/ ×××××××××××××××××××× \ÍÍÍÍÍÍÍÍÍÍ
              (\Ä1ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ40/)    BOTTOM

     Notes on 80 pin I/O connector:
       pins  1 -  4 = +12v        41 - 44 = 12v GND
            34 - 36 = +5v         74 - 76 = 5v GND
                 37 = SYNC             77 = LEDC
                 38 = MTRON            78 = DLYDST
                 39 = SCSIA0           79 = SCSIA1
                 40 = SCSIA2           80 = SCSIA3

  Mating connector: AMP US p/n: 2-557103-1 straight-in, Male 80-pin
                                   2-557101-1 right angle to PCB

  ÉÍÍÍÍÍÍÍÍÍÍÍ»
  º SIDE VIEW º  (ST-318405LW/LC)
  ÈÍÍÍÍÍÍÍÍÍÍͼ

             FRONT    TOP (HDA)    J2  87654321              Õ͸
              OF ÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍPÍWÍAÍÍÍÍÍ͵J1
             DRIVE    BOTTOM           ::::::::              Ô;
                                       ³³³³³³³³
 Force Single-ended (LVD models only) ÄÙ³³³³³³À Term Power (LW only)¿
           Start Delay (12 secs * ID) ÄÄÙ³³³³ÀÄ Reserved            ³
                          Motor Start ÄÄÄÙ³³ÀÄÄ Reserved            ³
                        Write Protect ÄÄÄÄÙÀÄÄÄ Parity Disable      ³
                                                                    ³
                                                                    ³
                    ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿              ³
                    ³ Termination Power-source Table ÃÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ
                    ÃÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÁÄÄÄÄÄ¿
                    ³               ....ÍÍÍÍÍPWA edgeÍÍÍÍÍ ³
                    ³                            2 1       ³
                    ³ A Drive Supplies Bus        ÖÄ·      ³
                    ³                            øºøº      ³
                    ³  (not used on LC model)    øÓø½      ³
                    ³                             A        ³
                    ÀÄÄÄÄÄÄÄÄÄDefault no jumper ÄÄÄÄÄÄÄÄÄÄÄÙ

     Note: LW and LC drives do not have internal terminators or
           any other way of adding internal terminators to the
           drive; use external active termination if required.
           Use active (ANSI SCSI-2 Alternative 2) terminators
           when terminating the bus.  Use active negation
           terminators when terminating a SCSI Ultra2 bus
           operating in Low Voltage Differential (LVD) mode.

  ÉÍÍÍÍÍÍÍÍÍÍÍÍ»
  º FRONT VIEW º  (ST-318405LW/LC)
  ÈÍÍÍÍÍÍÍÍÍÍÍͼ
                                  ÚÄÄ´Reserved. Shipped with cover installed.
                                  ³  ÀDo not remove. Do not install jumpers
                      TOP (HDA)  ÕØÍÍ͸     1
     ÍÍPÍWÍAÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ͵::::³::::::ÆÍÍ
                 *    BOTTOM     ÔÍÍÍ;123456
                 ³               J6    ³³³³³³
            LED ÄÙ                     ³³³³³³
                            Remote LED Ù³³³³À ID 1
                           (pin-11 +5v) ³³³ÀÄ ID 2
                              Reserved ÄÙ³ÀÄÄ ID 4
                           (pin-10 GND)  ÀÄÄÄ ID 8



                            ST-318405LW



       UNFORMATTED CAPACITY (GB) ________________
       FORMATTED CAPACITY (GB) __________________18.35
       AVERAGE SECTORS PER TRACK ________________470 rounded down
       ACTUATOR TYPE ____________________________ROTARY VOICE COIL
       TRACKS ___________________________________76,144
       CYLINDERS ________________________________19,036 user
       HEADS ______PHYSICAL______________________4
       DISCS (3.5 in) ___________________________2
       MEDIA TYPE _______________________________THIN FILM/GMR
       RECORDING METHOD _________________________PRML 16/17 EPR4
       INTERNAL TRANSFER RATE (mbits/sec)________320 to 490
       INTERNAL FORMATTED TRANSFER RATE (MB/sec)_31 to 50
       EXTERNAL TRANSFER RATE (mbyte/sec) _______40 Sync
            Low Voltage Differential(LVD) _______80/160 Sync
       SPINDLE SPEED (RPM) ______________________10,022
       AVERAGE LATENCY (mSEC) ___________________2.99
       BUFFER ___________________________________4MB
         Read Look-Ahead, Adaptive,
         Multi-Segmented Cache
       INTERFACE ________________________________Ultra SCSI Wide
              Low Voltage Differential __________Ultra3-SCSI Wide
              ASA II, SCAM level 2 (1 default)
       BYTES PER TRACK __________________________241,128 avg
       SECTORS PER DRIVE ________________________35,843,669
       TPI (TRACKS PER INCH) ____________________24,406
       BPI (PEAK KBITS PER INCH) ________________381.28
       AVERAGE ACCESS (ms read/write)____________5.4/6.2
         Drive level without controller overhead
       SINGLE TRACK SEEK (ms read/write) ________0.8/1.2
       MAX FULL SEEK (ms read/write) ____________10.5/11.0
       MTBF (power-on hours) ____________________1,200,000
       SHOCK (G's, 11/2/.5 ms):
                operating (Read/Write) __________15
                abnormal ________________________15
                nonoperating ____________________125/250/
       ACOUSTICS (Bels typical) ________Idle ____3.8
                                         Max ____
       POWER DISSIPATION (watts/BTUs) Active ____/
                                      Idle ______8.0/27.3
       POWER REQUIREMENTS: +12V START-UP (amps) _2.3
                           +12V TYPICAL (amps) __0.37 idle
                           +5V START-UP (amps) __1.0
                           +5V TYPICAL (amps) ___0.71 idle
                           IDLE (watts) _________
       IBM AT DRIVE TYPE ________________________0 or NONE

       Physical:
                        Height (inches/mm):     1.00/25.4
                        Width  (inches/mm):     4.00/101.6
                        Depth  (inches/mm):     5.75/146.05
                        Weight    (lbs/kg):      1.5/0.680

Already low-level formatted at the factory with x spare sectors at
the end of each x cylinder region.  

ZBR = Zone Bit Recording = Variable sectors per track


Seagate reserves the right to change, without notice, product 
offerings or specifications. (01/04/2001)