ST-19171W SCSI-2 Fast Wide (Barracuda 9) ST-19171W SPECIFICATIONS Unformatted Capacity (MB) ________________ 10800 Formatted Capacity (xx sectors) (MB) _____ 9100 Interface ________________________________ SCSI-2 FAST WIDE PERFORMANCE Internal Transfer Rate (Mbits/sec) _______ 75 to 120 External Transfer Rate (MBytes/sec) ______ 20 Buffer ___________________________________ 512 / 2048 KByte Read Look-Ahead, Adaptive, Multi-Segmented Cache Track-to-Track Seek (read/write) (ms) ____ 0.6/1.1 Average Access (ms) (read/write) _________ 8.0/9.5 Drive level without controller overhead Max Full Seek (ms) _______________________ 19/20 Spindle Speed (RPM) ______________________ 7,200 Average Latency (mSEC) ___________________ 4.17 CONFIGURATION / ORGANIZATION Disks / Data Surfaces (Heads) ____________ 10 / 20 Servo Heads ______________________________ Embedded Bytes Per Track __________________________ 70,830 to 111,460 Sectors Per Drive (512 byte sectors) _____ 16,992,187 Cylinders ________________________________ 5,333 user Recording Method _________________________ ZBR PRML (0,4,4) RELIABILITY AND DATA INTEGRITY MTBF (power-on hours) ____________________ 1,000,000 Service Life (yrs) _______________________ 5 Recoverable Read Errors per Bits Read ____ 10/10e11 Nonrecoverable Read Errors per Bits Read _ 1/10e14 Seek Errors (per seek) ___________________ 10/10e8 Auto-Park ________________________________ yes POWER REQUIREMENTS +12V +/- 5% amps (typical / max) ________ 0.7 / 2.2 +5V +/- 5% amps (typical) ______________ 0.8 Idle watts (operating) ___________________ 12.4 ENVIRONMENTAL Operating Temperature (C) ________________ 5 to 50 Nonoperating Temperature (C) _____________ -40 to 70 PHYSICAL Height (inches/mm) _______________________ 1.62/41.4 Width (inches/mm) _______________________ 4.00/101.6 Depth (inches/mm) _______________________ 5.75/146.6 Weight (lb/kg) _______________________ 2.30/1.04 ZBR = Zone Bit Recording (Variable sectors per track) Unofficial transcription by Chris Hooper (cdh@mtu.edu) on 24-Jan-96