Cheetah 15K.5 SCSI Product Manual
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... connector used on LW drives 64 Nonshielded 80-pin SCSI SCA-2 connector used on LC drives 65 Typical SE-LVD alternative transmitter receiver circuits 71 Cheetah 15K.5 SCSI Product Manual, Rev. Figure 4. Figure 7. Figure 9. Figure 10. Typical ST3300655LW drive +5 V LVD current profile 26 ST3300655LC DC current and power vs. IOPS (LVD 28 ST373455LC DC current and...
... connector used on LW drives 64 Nonshielded 80-pin SCSI SCA-2 connector used on LC drives 65 Typical SE-LVD alternative transmitter receiver circuits 71 Cheetah 15K.5 SCSI Product Manual, Rev. Figure 4. Figure 7. Figure 9. Figure 10. Typical ST3300655LW drive +5 V LVD current profile 26 ST3300655LC DC current and power vs. IOPS (LVD 28 ST373455LC DC current and...
Cheetah 15K.5 SCSI Product Manual
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... systems including engineering workstations, network servers, mainframes, and supercomputers. Cheetah 15K.5 SCSI drives use a dedicated landing zone at the innermost radius of the media to maintain a contamination-free HDA environment. 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 9.6 for details and definitions.
... systems including engineering workstations, network servers, mainframes, and supercomputers. Cheetah 15K.5 SCSI drives use a dedicated landing zone at the innermost radius of the media to maintain a contamination-free HDA environment. 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 9.6 for details and definitions.
Cheetah 15K.5 SCSI Product Manual
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...20 KHz. 250 mV pp from DC to 10 MHz. Cheetah 15K.5 SCSI Product Manual, Rev. Maximum allowed noise values given below are typical. See Section 8.1 for maximum current requirements. See Table 3 for pin selection information. starting current must be supplied to the SCSI bus...or on the backplane for the ST3300655LC model. Daisy-chain operation requires that power be available to 5 MHz. 6.2.2 Power sequencing The drive does not require power sequencing. No terminator power. 6.2.1 Conducted noise immunity Noise is specified as a periodic and random distribution of the peripheral...
...20 KHz. 250 mV pp from DC to 10 MHz. Cheetah 15K.5 SCSI Product Manual, Rev. Maximum allowed noise values given below are typical. See Section 8.1 for maximum current requirements. See Table 3 for pin selection information. starting current must be supplied to the SCSI bus...or on the backplane for the ST3300655LC model. Daisy-chain operation requires that power be available to 5 MHz. 6.2.2 Power sequencing The drive does not require power sequencing. No terminator power. 6.2.1 Conducted noise immunity Noise is specified as a periodic and random distribution of the peripheral...
Cheetah 15K.5 SCSI Product Manual
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... = 10 SCSI ID = 11 SCSI ID = 12 SCSI ID = 13 SCSI ID = 14 SCSI ID = 15 Reserved A3 A2 A1A0 Host Alternate N.C. Pins 1, 3, 5, and 7 are optional connections to switching circuits in host equipment to host supplied optional usage plug. J5 jumper header (on LW models only) 42... Cheetah 15K.5 SCSI Product Manual, Rev. They are normally not grounded. H Usage Plug 11 9 7 5 3 1 [4] A0 A1 A2 A3 +5V 12 10 8 6 4 2 +5V N.C. Ground Drive Activity LED [4] Dashed area is optional host circuitry (external to the...
... = 10 SCSI ID = 11 SCSI ID = 12 SCSI ID = 13 SCSI ID = 14 SCSI ID = 15 Reserved A3 A2 A1A0 Host Alternate N.C. Pins 1, 3, 5, and 7 are optional connections to switching circuits in host equipment to host supplied optional usage plug. J5 jumper header (on LW models only) 42... Cheetah 15K.5 SCSI Product Manual, Rev. They are normally not grounded. H Usage Plug 11 9 7 5 3 1 [4] A0 A1 A2 A3 +5V 12 10 8 6 4 2 +5V N.C. Ground Drive Activity LED [4] Dashed area is optional host circuitry (external to the...
Cheetah 15K.5 SCSI Product Manual
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... means a jumper is installed; Power to show detail) Reserved J6 [1] [5] Pin 1 T P D MWS P DSEPE Term. The term "default" means as ... The PCBA on 80-pin J1 I/O connector. H 43 "Off" means no...pins 9, 11-12 or J6 pins 13-20. [6] Connect an external Drive Activity LED to SFF8009 Revision 2.0, Unitized Connector for Cabled Drives...The J5 connector signals conform to J5 pin 8 (see Figure 10) and the drive's +5V power source, through an appropriately... [3] Voltage supplied by the drive. [4] Dashed area is factory default condition. Drive Front Jumper Plug (enlarged to...
... means a jumper is installed; Power to show detail) Reserved J6 [1] [5] Pin 1 T P D MWS P DSEPE Term. The term "default" means as ... The PCBA on 80-pin J1 I/O connector. H 43 "Off" means no...pins 9, 11-12 or J6 pins 13-20. [6] Connect an external Drive Activity LED to SFF8009 Revision 2.0, Unitized Connector for Cabled Drives...The J5 connector signals conform to J5 pin 8 (see Figure 10) and the drive's +5V power source, through an appropriately... [3] Voltage supplied by the drive. [4] Dashed area is factory default condition. Drive Front Jumper Plug (enlarged to...
Cheetah 15K.5 SCSI Product Manual
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...Connector MP 1-480424-0 Contacts (20-14 AWG) AMP 60619-4 (Loose Piece) AMP 61117-4 (Strip) LC model drives receive power through a 4-pin connector (see Figure 15 for pin assignment) mounted at the rear of the mating connector are listed below, but equivalent parts may be used. Recommended ...part numbers of the main PCBA. LW model drive physical interface (68-pin J1 SCSI I/O connector) Cheetah 15K.5 SCSI Product ...
...Connector MP 1-480424-0 Contacts (20-14 AWG) AMP 60619-4 (Loose Piece) AMP 61117-4 (Strip) LC model drives receive power through a 4-pin connector (see Figure 15 for pin assignment) mounted at the rear of the mating connector are listed below, but equivalent parts may be used. Recommended ...part numbers of the main PCBA. LW model drive physical interface (68-pin J1 SCSI I/O connector) Cheetah 15K.5 SCSI Product ...
Cheetah 15K.5 SCSI Product Manual
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... into PCBA or bulkhead connectors in the preceding paragraph. However, they don't support. 80-pin SCSI I /O connector) 9.6.2 SCSI interface physical description Cheetah 15K.5 SCSI drives support the physical interface requirements of the Ultra320 SCSI Parallel Interface-4 (SPI-4), and operate compatibly at each end have onboard termination circuits that can be ...
... into PCBA or bulkhead connectors in the preceding paragraph. However, they don't support. 80-pin SCSI I /O connector) 9.6.2 SCSI interface physical description Cheetah 15K.5 SCSI drives support the physical interface requirements of the Ultra320 SCSI Parallel Interface-4 (SPI-4), and operate compatibly at each end have onboard termination circuits that can be ...
Cheetah 15K.5 SCSI Product Manual
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... considered. For LVD operation, twisted pair cables are strongly recommended. LC Models The 80-pin connector option provided on drives that must be used to achieve satisfactory system operation. Cheetah 15K.5 SCSI Product Manual, Rev. Table 16 shows the interface transfer rates supported by... the various drive models defined in Section 6 of ANSI Standard T10/1365D Rev. 3. The cable characteristics that plug directly ...
... considered. For LVD operation, twisted pair cables are strongly recommended. LC Models The 80-pin connector option provided on drives that must be used to achieve satisfactory system operation. Cheetah 15K.5 SCSI Product Manual, Rev. Table 16 shows the interface transfer rates supported by... the various drive models defined in Section 6 of ANSI Standard T10/1365D Rev. 3. The cable characteristics that plug directly ...
Cheetah 15K.5 SCSI Product Manual
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... consisting of two rows of 34 female pins with this specification, visit the following web site: www.sffcommittee.org 62 Cheetah 15K.5 SCSI Product Manual, Rev. Amp Model 1-480420-0 Power connector 4 circuit housing Berg 69307-012 12-position, 2 x 6, 2 mm receptacle housing [1] See Figure 15. The drive device connector is a nonshielded 68 conductor connector...
... consisting of two rows of 34 female pins with this specification, visit the following web site: www.sffcommittee.org 62 Cheetah 15K.5 SCSI Product Manual, Rev. Amp Model 1-480420-0 Power connector 4 circuit housing Berg 69307-012 12-position, 2 x 6, 2 mm receptacle housing [1] See Figure 15. The drive device connector is a nonshielded 68 conductor connector...
Cheetah 15K.5 SCSI Product Manual
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... Right-angle to ID8 (ID 8 has the very lowest priority). [6] Last drive on the daisy chain. [7] Open-end type 68-pin connector used. Recommended mating 80-position PCBA mount connectors: Straight-in connector Seagate P/N: 77678703 Amp US P/N: 2-557103-1 or 94-0680-02-1 Amp US P/N:...the daisy-chain. Figure 15. "LW" Model Drive Terminator [7] [6] 2 through X SCSI devices [4] SCSI ID 7 [5] Pin 1 (check your adapter for LW drives Cheetah 15K.5 SCSI Product Manual, Rev. If end device, use external terminator and closed-end type 68-pin connector. Terminators enabled. [2] Open end type ...
... Right-angle to ID8 (ID 8 has the very lowest priority). [6] Last drive on the daisy chain. [7] Open-end type 68-pin connector used. Recommended mating 80-position PCBA mount connectors: Straight-in connector Seagate P/N: 77678703 Amp US P/N: 2-557103-1 or 94-0680-02-1 Amp US P/N:...the daisy-chain. Figure 15. "LW" Model Drive Terminator [7] [6] 2 through X SCSI devices [4] SCSI ID 7 [5] Pin 1 (check your adapter for LW drives Cheetah 15K.5 SCSI Product Manual, Rev. If end device, use external terminator and closed-end type 68-pin connector. Terminators enabled. [2] Open end type ...
Cheetah 15K.5 SCSI Product Manual
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H Nonshielded 68-pin SCSI device connector used on LW drives 64 Cheetah 15K.5 SCSI Product Manual, Rev. .155 1.650 .050 .022 3.650-.005 .346 .270 .3937 .0787 .020 .600 .200 .047 .100 (2.54) .218 (5.54) 1.816 (46.13) Position 1 .519 (13.18) .315 (8.00) .60 (15.24) Pos. 1 Pos. 1 .20 typ (5.08) .085 x 45¡ chamfer (2.16) typ 4 32 1 .315 - .010 (8.00) .050 (1.27) 1.650 (41.91) Pos. 68 .980 (24.89) Pos. 35 1.368 (37.74) .0787 (2.00) 3.650 (92.71) .840 - .005 (21.34) Pos. 2 .767 (19.48) .083 +-.0.00012dia (2.1) Trifurcated Pins (4 places) Figure 16.
H Nonshielded 68-pin SCSI device connector used on LW drives 64 Cheetah 15K.5 SCSI Product Manual, Rev. .155 1.650 .050 .022 3.650-.005 .346 .270 .3937 .0787 .020 .600 .200 .047 .100 (2.54) .218 (5.54) 1.816 (46.13) Position 1 .519 (13.18) .315 (8.00) .60 (15.24) Pos. 1 Pos. 1 .20 typ (5.08) .085 x 45¡ chamfer (2.16) typ 4 32 1 .315 - .010 (8.00) .050 (1.27) 1.650 (41.91) Pos. 68 .980 (24.89) Pos. 35 1.368 (37.74) .0787 (2.00) 3.650 (92.71) .840 - .005 (21.34) Pos. 2 .767 (19.48) .083 +-.0.00012dia (2.1) Trifurcated Pins (4 places) Figure 16.
Cheetah 15K.5 SCSI Product Manual
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Nonshielded 80-pin SCSI SCA-2 connector used on LC drives Back View Cheetah 15K.5 SCSI Product Manual, Rev. 7.00 (.276) Grounding Pins 57.87 +/- 0.2 (2.278 +/- .008) 0.15 (.0059) M Y M -Y- H 65 CL of Datum Y Pin 1 62.15 +/- 0.15 (2.447 +/- 0.006) 0.15 (.0059) M Y M Housing X 12.70 (.500) End View 2.15 +/- 0.10 2 places Front View Insert mating I/O connector Top View Contact 0.50 (.020) 0.3 (.012) M YM Pin 1 1.27 (.05) Typ X CL of Datum Y Pin 40 Grounding Pins Pin 41 Pin 80 Figure 17.
Nonshielded 80-pin SCSI SCA-2 connector used on LC drives Back View Cheetah 15K.5 SCSI Product Manual, Rev. 7.00 (.276) Grounding Pins 57.87 +/- 0.2 (2.278 +/- .008) 0.15 (.0059) M Y M -Y- H 65 CL of Datum Y Pin 1 62.15 +/- 0.15 (2.447 +/- 0.006) 0.15 (.0059) M Y M Housing X 12.70 (.500) End View 2.15 +/- 0.10 2 places Front View Insert mating I/O connector Top View Contact 0.50 (.020) 0.3 (.012) M YM Pin 1 1.27 (.05) Typ X CL of Datum Y Pin 40 Grounding Pins Pin 41 Pin 80 Figure 17.
Cheetah 15K.5 SCSI Product Manual
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... Reserved GND -ATN GND -BSY -ACK -RST -MSG -SEL -C/D -REQ -I/O -DB8 -DB9 -DB10 -DB11 Notes [ ]: See page following Table 20. 66 Cheetah 15K.5 SCSI Product Manual, Rev. Table 17: LW 68-conductor single-ended (SE) P cable signal/pin assignments [11] Note. H A minus sign preceding a signal name indicates that signal is active low.
... Reserved GND -ATN GND -BSY -ACK -RST -MSG -SEL -C/D -REQ -I/O -DB8 -DB9 -DB10 -DB11 Notes [ ]: See page following Table 20. 66 Cheetah 15K.5 SCSI Product Manual, Rev. Table 17: LW 68-conductor single-ended (SE) P cable signal/pin assignments [11] Note. H A minus sign preceding a signal name indicates that signal is active low.
Cheetah 15K.5 SCSI Product Manual
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... [ ]: See page following Table 20. A minus sign preceding a signal name indicates that signal is active low. H 67 Table 18: LW 68-conductor LVD P cable signal/pin assignments [11] Note. Signal name [1] +DB12 +DB13 +DB14 +DB15 +DBP1 +DB0 +DB1 +DB2 +DB3 +DB4 +DB5 +DB6 +DB7 +DBP Ground DIFFSNS [8] TermPwr TermPwr Reserved Ground...
... [ ]: See page following Table 20. A minus sign preceding a signal name indicates that signal is active low. H 67 Table 18: LW 68-conductor LVD P cable signal/pin assignments [11] Note. Signal name [1] +DB12 +DB13 +DB14 +DB15 +DBP1 +DB0 +DB1 +DB2 +DB3 +DB4 +DB5 +DB6 +DB7 +DBP Ground DIFFSNS [8] TermPwr TermPwr Reserved Ground...
Cheetah 15K.5 SCSI Product Manual
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...low. Signal name [1] 12 V CHARGE 12 V 12 V 12 V NC [10] NC [10] -DB11 -DB10 -DB9 -DB8 -I /O connector pin assignments [11] Note. H Table 19: LC 80-pin single-ended (SE) I /O -REQ -C/D -SEL -MSG -RST -ACK -BSY -ATN -DBP -DB7 -DB6 -DB5 -DB4 -DB3 -DB2 -...49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Contact name[1] 12 V GND 12 V GND 12 V GND MATED 1 [12] NC ...GND ACTIVE LED OUT [4] [9] DLYD-START [6] [9] [12] SCSI ID (1) [7] [9] [12] SCSI ID (3) [7] [9] [12] Notes [ ]: See page following Table 20. 68 Cheetah 15K.5 SCSI Product Manual, Rev.
...low. Signal name [1] 12 V CHARGE 12 V 12 V 12 V NC [10] NC [10] -DB11 -DB10 -DB9 -DB8 -I /O connector pin assignments [11] Note. H Table 19: LC 80-pin single-ended (SE) I /O -REQ -C/D -SEL -MSG -RST -ACK -BSY -ATN -DBP -DB7 -DB6 -DB5 -DB4 -DB3 -DB2 -...49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Contact name[1] 12 V GND 12 V GND 12 V GND MATED 1 [12] NC ...GND ACTIVE LED OUT [4] [9] DLYD-START [6] [9] [12] SCSI ID (1) [7] [9] [12] SCSI ID (3) [7] [9] [12] Notes [ ]: See page following Table 20. 68 Cheetah 15K.5 SCSI Product Manual, Rev.
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... 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Contact name[1] 12 V GND 12 V GND 12 V GND MATED 1 [12] NC [10] DIFFSNS [8] +DB11 +DB10 +DB9 +DB8 +I /O connector... pin assignments [11] Note. A minus sign preceding a signal name indicates that signal is active low. H 69 Cheetah 15K.5 SCSI Product Manual, Rev. Table 20: LC 80-pin single-ended (LVD) I /O +REQ +C/D +SEL +MSG +RST +ACK +BSY +ATN +DBP0 +DB7 +DB6...
... 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Contact name[1] 12 V GND 12 V GND 12 V GND MATED 1 [12] NC [10] DIFFSNS [8] +DB11 +DB10 +DB9 +DB8 +I /O connector... pin assignments [11] Note. A minus sign preceding a signal name indicates that signal is active low. H 69 Cheetah 15K.5 SCSI Product Manual, Rev. Table 20: LC 80-pin single-ended (LVD) I /O +REQ +C/D +SEL +MSG +RST +ACK +BSY +ATN +DBP0 +DB7 +DB6...
Cheetah 15K.5 SCSI Product Manual
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...Cheetah 15K.5 SCSI drives are tied high by these drives do not have the following signals open for the '1' setting, grounded for the '0' setting). See ANSI Standard T10/1320D for detailed electrical specifications. 9.7.1 Multimode-SE and LVD alternatives When the interface "DIFFSNS" line is designed. Alternatively, these pins...levels for singleended and low voltage differential devices (see ANSI SPI-4 specification T10/1365D). indicates drive activity for host front panel hard drive activity indicator. [5] Asserted by host to enable Motor Start option (enables starting motor via...
...Cheetah 15K.5 SCSI drives are tied high by these drives do not have the following signals open for the '1' setting, grounded for the '0' setting). See ANSI Standard T10/1320D for detailed electrical specifications. 9.7.1 Multimode-SE and LVD alternatives When the interface "DIFFSNS" line is designed. Alternatively, these pins...levels for singleended and low voltage differential devices (see ANSI SPI-4 specification T10/1365D). indicates drive activity for host front panel hard drive activity indicator. [5] Asserted by host to enable Motor Start option (enables starting motor via...
Cheetah 15K.5 SCSI Product Manual
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... an I /O pin assignments for LC models are shown in Table 19. See Tables 22 and 23 for a SCSI LVD multidrop system (up to flat), 30 AWG solid tinned copper 131 ohms 93 ohms 15.3 pF/ft 1.45 ns/ft 0.105 ohms/ft 1.52 meters 3.04 meters (5.0 ft) (10.0 ft) 72 Cheetah 15K... the terminators for examples of cable. However, implementation of this 12-meter total length is 12 meters (39.37 feet). Single-ended I/O cable pin assignments for LW drives are shown in Table 18. The maximum SCSI bus length between the terminators for U160/U320 30 AWG solid 130 ohms 90 ohms 17...
... an I /O pin assignments for LC models are shown in Table 19. See Tables 22 and 23 for a SCSI LVD multidrop system (up to flat), 30 AWG solid tinned copper 131 ohms 93 ohms 15.3 pF/ft 1.45 ns/ft 0.105 ohms/ft 1.52 meters 3.04 meters (5.0 ft) (10.0 ft) 72 Cheetah 15K... the terminators for examples of cable. However, implementation of this 12-meter total length is 12 meters (39.37 feet). Single-ended I/O cable pin assignments for LW drives are shown in Table 18. The maximum SCSI bus length between the terminators for U160/U320 30 AWG solid 130 ohms 90 ohms 17...
Cheetah 15K.5 SCSI Product Manual
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...Cheetah 15K.5 SCSI Product Manual, Rev. For LW drives, terminator modules can be plugged into a backpanel connector without cabling. 9.9 Terminator power LW drives You can configure terminator power from the drive to the SCSI bus or have onboard internal terminators. LC drives These drives cannot furnish terminator power because no conductors in the 80-pin... power. H 73 The user, systems integrator or host equipment manufacturer must provide a terminator arrangement external to place jumpers for illustrations that plug between the SCSI I/O cable and the drive I/O connector or...
...Cheetah 15K.5 SCSI Product Manual, Rev. For LW drives, terminator modules can be plugged into a backpanel connector without cabling. 9.9 Terminator power LW drives You can configure terminator power from the drive to the SCSI bus or have onboard internal terminators. LC drives These drives cannot furnish terminator power because no conductors in the 80-pin... power. H 73 The user, systems integrator or host equipment manufacturer must provide a terminator arrangement external to place jumpers for illustrations that plug between the SCSI I/O cable and the drive I/O connector or...
Cheetah 15K.5 SCSI Product Manual
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...+5 and +12 volt supplies 24 Numerics 68-conductor connector 62 68-pin connector 63 80 conductor connector 62 80 conductor interface 62 80-pin connector option 61 80-pin I/O connector 68, 69 A AC power 23 access time 12 accessories... mode 13 cache operation 13 cache segments 14 caching write data 14 Canadian Department of Communications 3 capacities 10 capacity, drive, programmable 10 CE Marking 4 changeable bit 53 changeable value 53 check condition 53 circuits 71 class B limit 3 command...DC power requirements 23 DC power source 62 dedicated landing zone 7 Cheetah 15K.5 SCSI Product Manual, Rev.
...+5 and +12 volt supplies 24 Numerics 68-conductor connector 62 68-pin connector 63 80 conductor connector 62 80 conductor interface 62 80-pin connector option 61 80-pin I/O connector 68, 69 A AC power 23 access time 12 accessories... mode 13 cache operation 13 cache segments 14 caching write data 14 Canadian Department of Communications 3 capacities 10 capacity, drive, programmable 10 CE Marking 4 changeable bit 53 changeable value 53 check condition 53 circuits 71 class B limit 3 command...DC power requirements 23 DC power source 62 dedicated landing zone 7 Cheetah 15K.5 SCSI Product Manual, Rev.