Cheetah 15K.5 SCSI Product Manual
Page 12
...product performance characteristics of the Cheetah 15K.5 SCSI family of drives, the Parallel SCSI Interface Manual, part number 100293069, and the SCSI Commands Reference Manual, part number 100293068, which describe the general interface characteristics of Seagate SCSI drives. The drive automatically... zone when power is sealed at SCSI-1 and SCSI-2 data transfer rates for details and definitions. differentiating features Model number ST3300655LW ST3146855LW ST373455LW ST3300655LC ST3146855LC ST373455LC Number of active heads 8 4 2 8 4 2 I /O connector pins 68 80 [1] See Section 10.6 ...
...product performance characteristics of the Cheetah 15K.5 SCSI family of drives, the Parallel SCSI Interface Manual, part number 100293069, and the SCSI Commands Reference Manual, part number 100293068, which describe the general interface characteristics of Seagate SCSI drives. The drive automatically... zone when power is sealed at SCSI-1 and SCSI-2 data transfer rates for details and definitions. differentiating features Model number ST3300655LW ST3146855LW ST373455LW ST3300655LC ST3146855LC ST373455LC Number of active heads 8 4 2 8 4 2 I /O connector pins 68 80 [1] See Section 10.6 ...
Cheetah 15K.5 SCSI Product Manual
Page 14
... Reliability • Annualized Failure Rate (AFR) of backward and forward compatibility takes precedence. 8 Cheetah 15K.5 SCSI Product Manual, Rev. The current guaranteed operating points for zone frequencies and splits over ... whether their project planning, as it ensures a stable operating point with flexibility if they choose, Seagate recommends product planning in their assurance of 0.62% • Increased LSI circuitry integration • ... 279,041,740 10A1D6CC 275,154,368 106685C0 272,662,935 10408197h ST373455LW ST373455LC Decimal 143,374,744 141,025,384 140,395,092 139,...
... Reliability • Annualized Failure Rate (AFR) of backward and forward compatibility takes precedence. 8 Cheetah 15K.5 SCSI Product Manual, Rev. The current guaranteed operating points for zone frequencies and splits over ... whether their project planning, as it ensures a stable operating point with flexibility if they choose, Seagate recommends product planning in their assurance of 0.62% • Increased LSI circuitry integration • ... 279,041,740 10A1D6CC 275,154,368 106685C0 272,662,935 10408197h ST373455LW ST373455LC Decimal 143,374,744 141,025,384 140,395,092 139,...
Cheetah 15K.5 SCSI Product Manual
Page 16
... ST3300655LC 300.0 8 74,340 125,000 890k 110 960 to 1607 15k 2.0 ST3146855LW ST3146855LC 146.8 4 74,340 125,000 890k 110 960 to 1607 15k 2.0 ST373455LW ST373455LC 73.4 2 74,340 125,000 890k 110 960 to 1607 15k 2.0 GBytes (formatted)*,** Tracks (user accessible) TPI BPI Gbits/inch2 Mbits.../sec (variable with zone) rpm msec * One Gbyte equals one billion bytes when referring to all models of the Cheetah 15K.5 SCSI family...
... ST3300655LC 300.0 8 74,340 125,000 890k 110 960 to 1607 15k 2.0 ST3146855LW ST3146855LC 146.8 4 74,340 125,000 890k 110 960 to 1607 15k 2.0 ST373455LW ST373455LC 73.4 2 74,340 125,000 890k 110 960 to 1607 15k 2.0 GBytes (formatted)*,** Tracks (user accessible) TPI BPI Gbits/inch2 Mbits.../sec (variable with zone) rpm msec * One Gbyte equals one billion bytes when referring to all models of the Cheetah 15K.5 SCSI family...
Cheetah 15K.5 SCSI Product Manual
Page 17
...[3] Assumes system ability to support the rates listed and no verify) ST3300655LW ST3300655LC 120 60 ST3146855LW ST3146855LC 90 45 ST373455LW ST373455LC 60 30 5.2.3 Generalized performance characteristics Sustainable disc transfer rate: Minimum [3] 73 Maximum [3] 125 Mbytes/sec Mbytes/... from receipt of the last byte of the Command Descriptor Block (CDB) to 528 bytes per sector in even number of drives. 2. Cheetah 15K.5 SCSI Product Manual, Rev. 5.2.1 Seek time Not including controller overhead (msec)1,2 Average Single Track Full Stroke Typical Typical Typical Read 3.5 ...
...[3] Assumes system ability to support the rates listed and no verify) ST3300655LW ST3300655LC 120 60 ST3146855LW ST3146855LC 90 45 ST373455LW ST373455LC 60 30 5.2.3 Generalized performance characteristics Sustainable disc transfer rate: Minimum [3] 73 Maximum [3] 125 Mbytes/sec Mbytes/... from receipt of the last byte of the Command Descriptor Block (CDB) to 528 bytes per sector in even number of drives. 2. Cheetah 15K.5 SCSI Product Manual, Rev. 5.2.1 Seek time Not including controller overhead (msec)1,2 Average Single Track Full Stroke Typical Typical Typical Read 3.5 ...
Cheetah 15K.5 SCSI Product Manual
Page 34
... vs THROUGHPUT (SCSI - J ST373455LW/ST373455LC For drives using low voltage differential interface circuits, typical power dissipation under idle conditions is 8.49 watts (28.97 BTUs per hour, multiply watts by 3.4123. To calculate BTUs per hour). IOPS (LVD) Power (watts) 5Vo lt A 12 Vo lt A Watts 28 Cheetah 15K.5 SCSI Product Manual, Rev...
... vs THROUGHPUT (SCSI - J ST373455LW/ST373455LC For drives using low voltage differential interface circuits, typical power dissipation under idle conditions is 8.49 watts (28.97 BTUs per hour, multiply watts by 3.4123. To calculate BTUs per hour). IOPS (LVD) Power (watts) 5Vo lt A 12 Vo lt A Watts 28 Cheetah 15K.5 SCSI Product Manual, Rev...
Cheetah 15K.5 SCSI Product Manual
Page 56
... code was built. 10.3.1 Inquiry Vital Product data Instead of the product Firmware Release number. J Table 9: Cheetah 15K.5 SCSI family drive Standard Inquiry data Bytes Data (HEX) 0-15 16-31 00 00 [03]1 [12]2...]1 03 means SCSI-3 (Ultra160) implemented. Seagate has chosen to set this bit to 03, SCSI-3 (Ultra160) implemented, rather than 04, SCSI-4 (Ultra320) implemented, due to send back. 50 Cheetah 15K.5 SCSI Product Manual, Rev. A separate ... 35 36 38 35 35 4C 57 ST3146855LC 33 31 35 36 38 35 35 4C 43 ST373455LW 33 37 33 34 35 35 4C 57 20 ST373455LC 33 37 33 34 35 35 4C...
... code was built. 10.3.1 Inquiry Vital Product data Instead of the product Firmware Release number. J Table 9: Cheetah 15K.5 SCSI family drive Standard Inquiry data Bytes Data (HEX) 0-15 16-31 00 00 [03]1 [12]2...]1 03 means SCSI-3 (Ultra160) implemented. Seagate has chosen to set this bit to 03, SCSI-3 (Ultra160) implemented, rather than 04, SCSI-4 (Ultra320) implemented, due to send back. 50 Cheetah 15K.5 SCSI Product Manual, Rev. A separate ... 35 36 38 35 35 4C 57 ST3146855LC 33 31 35 36 38 35 35 4C 43 ST373455LW 33 37 33 34 35 35 4C 57 20 ST373455LC 33 37 33 34 35 35 4C...
Cheetah 15K.5 SCSI Product Manual
Page 65
... in this manual in a Ultra320 SCSI parallel, daisy-chain interconnected system are recommended. For LC model drives, installations with the various Cheetah 15K.5 SCSI I/O connectors are discussed in detail in Section 6 of ANSI Standard T10/1365D Rev. 3. If shielded and unshielded cables are... the sections following. Table 16: Interface transfer rates supported Interface type/ drive models SE ST3300655LW/LC ST3146855LW/LC ST373455LW/LC LVD ST3300655LW/LC ST3146855LW/LC ST373455LW/LC Maximum transfer rate Asynchronous Fast-5 Fast-10 Fast-20 (Ultra) Fast-40 (Ultra2) Fast-80 (Ultra160...
... in this manual in a Ultra320 SCSI parallel, daisy-chain interconnected system are recommended. For LC model drives, installations with the various Cheetah 15K.5 SCSI I/O connectors are discussed in detail in Section 6 of ANSI Standard T10/1365D Rev. 3. If shielded and unshielded cables are... the sections following. Table 16: Interface transfer rates supported Interface type/ drive models SE ST3300655LW/LC ST3146855LW/LC ST373455LW/LC LVD ST3300655LW/LC ST3146855LW/LC ST373455LW/LC Maximum transfer rate Asynchronous Fast-5 Fast-10 Fast-20 (Ultra) Fast-40 (Ultra2) Fast-80 (Ultra160...