Seagate Barracuda ST336938LW 36ES2 36GB 7.2K U160 68pin SE LVD SCSI HD

Seagate Part #/MPN: ST336938LW

DiscTech Item #: SGT-ST336938LW-NP-OE

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Enterprise Grade

Capacity: 36GB

Speed: 7,200RPM

Interface Types: SCSI 68pin HD68

Form Factor: 3.5inx1.0in LFF Hard Drive

Sector Size: 512 / 512e

Average Seek Time: 8.5 / 9.3

Electrical Interface: SCSI LVD U160 - 160MBps 16-bit

On-Board Cache: 2MB

Seagate Barracuda ST336938LW 36ES2 36GB 7.2K U160 68pin SE LVD SCSI Hard Drive - New Pull

Barracuda 36ES2 drives combine giant magnetoresistive (GMR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and a wide SCSI Ultra160 interface to provide high performance, high capacity data storage for a variety of systems including engineering workstations, network servers, mainframes, and supercomputers.

• Integrated Ultra160 SCSI controller

• Multimode SCSI drivers and receivers—single-ended (SE) and low voltage differential (LVD)

• 16 bit I/O data bus on LW models. 8 bit I/O data bus on the N model.

• Asynchronous and synchronous data transfer protocol

• Firmware downloadable via SCSI interface

• Selectable even-byte sector sizes from 512 to 4,096 bytes/sector

• Programmable sector reallocation scheme

• Flawed sector reallocation at format time

• Programmable auto write and read reallocation

• Reallocation of defects on command (post format)

• Enhanced ECC maximum burst correction length of 240 bits with a guaranteed burst correction length of

233 bits.

• Sealed head and disc assembly

• No preventative maintenance or adjustment required

• Dedicated head landing zone

• Embedded servo design

• Self diagnostics performed when power is applied to the drive

• 1:1 Interleave

• Zoned bit recording (ZBR)

• Vertical, horizontal, or top down mounting

• Dynamic spindle brake

• 2,048 kbyte data buffer

• Drive Self Test (DST)

ST336938LW UNFORMATTED CAPACITY (GB) ________________ FORMATTED CAPACITY (GB) __________________ 36.954 AVERAGE SECTORS PER TRACK ________________748 rounded down ACTUATOR TYPE ____________________________ROTARY VOICE COIL TRACKS ___________________________________52,000 CYLINDERS ________________________________26,000 user HEADS ______PHYSICAL______________________2 DISCS (3.5 in) ___________________________1 MEDIA TYPE _______________________________THIN FILM/GMR RECORDING METHOD _________________________PRML 16/17 EPR4 INTERNAL TRANSFER RATE (mbits/sec)________434 to 500 INTERNAL FORMATTED TRANSFER RATE (MB/sec)_32.3 to 52.2 EXTERNAL TRANSFER RATE (mbyte/sec) _______40 Sync Low Voltage Differential(LVD) _______80/160 Sync SPINDLE SPEED (RPM) ______________________7,200 AVERAGE LATENCY (mSEC) ___________________4.17 BUFFER ___________________________________2048KB 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 __________________________401Kbytes avg SECTORS PER DRIVE ________________________38,914,048 TPI (TRACKS PER INCH) ____________________58,480 BPI (PEAK KBITS PER INCH) ________________480 AVERAGE ACCESS (ms read/write)____________8.5/9.3 Drive level without controller overhead4 SINGLE TRACK SEEK (ms read/write) ________0.6/1.0 MAX FULL SEEK (ms read/write) ____________10.0/10.7 MTBF (power-on hours) ____________________800,000 SHOCK (G's, 11/2/.5 ms): operating (Read/Write) __________/63/ abnormal ________________________ nonoperating (single event) _____/350/ ACOUSTICS (Bels typical) ________Idle ____2.0 Max ____ POWER DISSIPATION (watts/BTUs) Active ____/ Idle ______8.0/27.3 POWER REQUIREMENTS: +12V START-UP (amps) _2.05 +12V TYPICAL (amps) __0.31 idle +5V START-UP (amps) __0.82 +5V TYPICAL (amps) ___0.78 idle IDLE (watts) _________ LANDING ZONE (cyl) _______________________AUTO PARK IBM AT DRIVE TYPE ________________________0 or NONE Physical: Height (inches/mm): 1.0/25.4 Width (inches/mm): 4.00/101.6 Depth (inches/mm): 5.75/146 Weight (lbs/kg): 1.2/0.54 

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Alternate MPNs: ST336938LW

Weight: 1.8 lb

Warranty: 1 Year DiscTech

New Pull

Condition Levels Explained

The product has been mounted in a brand new system (e.g. server), then removed from the system, before entering service. These products may have some hours of usage due to system build time / burn-in / testing etc. New Pulls are guaranteed to have at least 95% (often 99%) of their service life remaining , they may show signs of being physically mounted and dismounted. All handling is performed by trained technicians, taking full ESD precautions.

1 Year DiscTech Warranty

Product Warranties Explained

The product has a DiscTech warranty for the time period specified. View our limited warranty