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Barracuda ES.2 SAS Product Manual, Rev. E

55

9.4.1

SAS physical interface 

Figure 12 shows the location of the SAS device connector J1. Figures 13 and 14 provide the dimensions of the 
SAS device.

Details of the physical, electrical, and logical characteristics are provided within this section. The operational 
aspects of Seagate’s SAS drives are provided in the 

SAS Interface Manual

.. 

Figure 12.   Physical  interface

Содержание BARRACUDA ST3500620SS

Страница 1: ...Product Manual Barracuda ES 2 SAS 100496298 Rev E April 2009 ST31000640SS ST3750630SS ST3500620SS...

Страница 2: ...re the property of their respective owners When referring to hard drive capacity one gigabyte or GB equals one billion bytes and one terabyte or TB equals one trillion bytes Your computer s operating...

Страница 3: ...4 3 Start stop time 12 4 4 Prefetch multi segmented cache control 13 4 5 Cache operation 13 4 5 1 Caching write data 13 4 5 2 Prefetch operation 14 5 0 Reliability specifications 15 5 1 Error rates 15...

Страница 4: ...Media Pre Scan 37 7 6 Deferred Auto Reallocation 38 7 7 Idle Read After Write 38 8 0 Installation 39 8 1 Drive orientation 39 8 2 Cooling 40 8 3 Drive mounting 41 8 4 Grounding 41 9 0 Interface requir...

Страница 5: ...LLC Barracuda ES 2 SAS Serial Attached SCSI disk drives Barracuda ES 2 drives support the SAS Protocol specifications to the extent described in this manual The SAS Interface Manual part number 100293...

Страница 6: ...2 Barracuda ES 2 SAS Product Manual Rev E...

Страница 7: ...able enclosure prior to use The drive is supplied as a subassembly and is not subject to Subpart B of Part 15 of the FCC Rules and Regulations nor the Radio Interference Regulations of the Canadian De...

Страница 8: ...of the Electromagnetic Compatibility Directive 89 336 EEC of 03 May 1989 as amended by Directive 92 31 EEC of 28 April 1992 and Directive 93 68 EEC of 22 July 1993 Australian C Tick If this model has...

Страница 9: ...T10 1562 D ISO IEC 14776 xxx SCSI Architecture Model 3 SAM 3 Standard T10 1561 D ISO IEC 14776 xxx SCSI Primary Commands 3 SPC 3 Standard T10 1416 D ISO IEC 14776 xxx SCSI Block Commands 2 SBC 2 Stand...

Страница 10: ...6 Barracuda ES 2 SAS Product Manual Rev E...

Страница 11: ...d electrical interface are compatible with Serial ATA SATA giving future users the choice of populating their systems with either SAS or SATA hard disk drives This allows you to continue to leverage y...

Страница 12: ...g lock Self diagnostics performed when power is applied to the drive Zone bit recording ZBR Vertical horizontal or top down mounting Dynamic spindle brake 16 Mbyte data buffer see Section 4 5 Drive Se...

Страница 13: ...range from 0 1 to 1 3 percent above the guaranteed capacities listed above Using the drives in this manner gives the absolute maximum capacity potential but the user must determine if the extra capaci...

Страница 14: ...10 Barracuda ES 2 SAS Product Manual Rev E...

Страница 15: ...116 116 Mbits sec max variable with zone Disk rotation speed 7 200 7 200 7 200 rpm Avg rotational latency 4 16 4 16 4 16 msec One Gbyte equals one billion bytes when referring to hard drive capacity A...

Страница 16: ...pts the commands listed in the SAS Interface Manual less than 3 seconds after DC power has been applied If the drive receives a NOTIFY ENABLE SPINUP primitive through either port and has not received...

Страница 17: ...goes directly to the medium to retrieve it The retrieved data merely passes through some buffer segment on the way to the host All data transfers to the host are in accordance with buffer full ratio r...

Страница 18: ...an error occurs while writing the data to the medium and Good status has already been returned a deferred error will be gen erated The Synchronize Cache command may be used to force the drive to writ...

Страница 19: ...hough ECC on the fly is not considered for purposes of recov ered error specifications Recovered Data error rate is determined using read bits transferred for recoverable errors occurring during a rea...

Страница 20: ...tion 6 4 1 may increase the AFR decrease the MTBF AFR and MTBF statistics are population statistics that are not relevant to individual units AFR and MTBF spec ifications are based on the following as...

Страница 21: ...ogging process occurs To accomplish this issue a Log Sense command to log page 0x3E This allows you to control when S M A R T interruptions occur Forcing S M A R T with the RTZ command resets the time...

Страница 22: ...interface when the tem perature exceeds a set threshold The temperature is measured at power up and then at ten minute intervals after power up The thermal monitor system generates a warning code of...

Страница 23: ...ies are exhausted Write error after retries are exhausted Recovered errors will not be reported as diagnostic failures 5 2 7 2 Implementation This section provides all of the information necessary to...

Страница 24: ...unction Code field is set to the same value as sent in the DST command 2 The Self Test Results Value field is set to Fh 3 The drive will store the log page to non volatile memory After a self test is...

Страница 25: ...ng or shipping a drive use only a Seagate approved container Keep your original box Sea gate approved containers are easily identified by the Seagate Approved Package label Shipping a drive in a non a...

Страница 26: ...22 Barracuda ES 2 SAS Product Manual Rev E...

Страница 27: ...requirements for a single drive are shown below Values indicated apply at the drive connector Table 2 ST31000640SS DC power requirements Notes ST31000640SS 3 Gbit mode Amps Amps Voltage 5V 12V 2 Regul...

Страница 28: ...profile in Figure 2 Table 3 ST3750630SS DC power requirements Notes ST3750630SS 3 Gbit mode Amps Amps Voltage 5V 12V 2 Regulation 5 5 5 2 Avg idle current DCX 1 6 0 60 0 50 Maximum starting current pe...

Страница 29: ...ive power requirements should be noted Where multiple units are powered on simultaneously the peak starting current must be available to each device 4 Parameters other than spindle start are measured...

Страница 30: ...26 Barracuda ES 2 SAS Product Manual Rev E Figure 2 Typical ST31000640SS drive 5V and 12V current profiles Figure 3 Typical ST3750630SS drive 5V and 12V current profiles...

Страница 31: ...operation is 8 73 watts 29 79 BTUs per hour To obtain operating power for typical random read operations refer to the following I O rate curve see Figure 5 Locate the typical I O rate for a drive in...

Страница 32: ...ST31000640SS 3 Gbit DC current and power vs input output operations per second Figure 6 ST3750630SS 3 Gbit DC current and power vs input output operations per second Figure 7 ST3500620SS 3 Gbit DC cur...

Страница 33: ...ed operation at HDA case temperatures outside these limits may degrade AFR Provided the HDA case temperatures limits are met the drive meets all specifications over a 41 F to 131 F 5 C to 55 C drive a...

Страница 34: ...63 Gs at a maximum duration of 2 msec half sinewave Shock may be applied in the X Y or Z axis b Operating abnormal Equipment as installed for normal operation does not incur physical damage while sub...

Страница 35: ...lbs 45 Kg Package size Packaged product weight Drop height 600 cu in 9 800 cu cm Any 60 in 1524 mm 600 1800 cu in 9 800 19 700 cu cm 0 20 lb 0 to 9 1 kg 48 in 1219 mm 1800 cu in 19 700 cu cm 0 20 lb...

Страница 36: ...inear swept sine 0 5 octave min Vibration may be applied in the X Y or Z axis 6 4 5 Acoustics Sound power during idle mode shall be 2 9 bels typical when measured to ISO 7779 specification Sound power...

Страница 37: ...ces including Lead Cadmium Mercury Hexavalent Chromium PBB and PBDE in electronic products effective July 2006 This drive is manufactured with components and materials that comply with the RoHS Direct...

Страница 38: ...iled physical dimensions See Section 8 3 Drive mounting Figure 9 Physical dimensions Height 1 028 inches 26 11 mm Width 4 010 inches 101 85 mm Depth 5 787 inches 146 99 mm Weight ST31000640SS ST375063...

Страница 39: ...list is not altered after factory formatting Locations of defects found and reallocated during error recovery procedures after drive shipment are listed in the G list defects growth list The P and G l...

Страница 40: ...unrecov ered error rate which may exceed the value given in this product manual A setting of zero 0 will result in the drive not performing error recovery For example suppose the read write recovery...

Страница 41: ...g the Start time after idle to 5ms all subsequent scans begin after 500ms of idle time Other features that normally use idle time to function will function normally because BMS functions for bursts of...

Страница 42: ...a write command to rewrite the data DAR is most effective when AWRE and ARRE are enabled this is the default setting from the Seagate factory With AWRE and ARRE disabled DAR is unable to reallocate th...

Страница 43: ...stem connecting the drive using high quality cables is acceptable as long as the I O cable length does not exceed 4 meters 13 1 feet Slide the carrier or tray into the appropriate bay in your host sys...

Страница 44: ...1 In some cases forced airflow may be required to keep temperatures at or below the temperatures specified in Section 6 4 1 If forced air is necessary possible air flow patterns are shown in Figure 1...

Страница 45: ...to 5 25 inch adapter frame verify with Seagate Technology that the drive can meet the shock and vibration specifications given herein while mounted in such an adapter frame Adapter frames that are av...

Страница 46: ...42 Barracuda ES 2 SAS Product Manual Rev E...

Страница 47: ...anagement functions Table 6 lists the SAS task management functions supported 9 1 2 task management responses Table 7 lists the SAS response codes returned for task management functions supported Tabl...

Страница 48: ...peed negotiation it indicates the only sup ported speed is the speed selected by the first port If the first port to complete speed negotiation looses sync before the second port completes speed negot...

Страница 49: ...it supported Y IMMED bit supported Y VS vendor specific N Inquiry 12h Y Date Code page C1h Y Device Behavior page C3h Y Firmware Numbers page C0h Y Implemented Operating Def page 81h Y Jumper Settings...

Страница 50: ...t Reconnect 02h Y Error Recovery page 01h Y Format page 03h Y Information Exceptions Control page 1Ch Y Background Scan mode subpage 01h Y Notch and Partition Page 0Ch N Protocol Specific Port page 19...

Страница 51: ...Search Data Equal 31h N Search Data High 30h N Search Data Low 32h N Seek 0Bh Y Seek Extended 2Bh Y Send Diagnostics 1Dh Y Supported Diagnostics pages 00h Y Translate page 40h Y Set Limits 33h N Start...

Страница 52: ...usually makes the drive inoperable 3 Reference Mode Sense command 1Ah for mode pages supported 4 Y Yes Command is supported N No Command is not supported A Support is available on special request FUA...

Страница 53: ...ta The Mode Sense command provides a way for the drive to report its operating parameters to the initiator The drive maintains four sets of mode parameters 1 Default values Default values are hard cod...

Страница 54: ...eable values for Mode page 81 Note in columns 5 and 6 bytes 04 and 05 there is 00h which indicates that in bytes 04 and 05 none of the bits are changeable Note also that bytes 06 07 09 10 and 11 are n...

Страница 55: ...0 00 00 00 00 00 00 00 00 00 00 00 1c 20 00 00 CHG 84 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0a 00 0b ff 00 00 00 00 00 ff ff CHG 87 0a 0f ff 00 00 00 00 00 00 ff...

Страница 56: ...00 00 00 00 00 00 00 00 00 00 00 1c 20 00 00 CHG 84 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0a 00 0b ff 00 00 00 00 00 ff ff CHG 87 0a 0f ff 00 00 00 00 00 00 ff f...

Страница 57: ...00 00 00 00 00 00 00 00 00 00 00 1c 20 00 00 CHG 84 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0a 00 0b ff 00 00 00 00 00 ff ff CHG 87 0a 0f ff 00 00 00 00 00 00 ff f...

Страница 58: ...n N Synchronized locked spindle operation Y Segmented caching N Zero latency read Y Queue tagging up to 128 queue tags supported Y Deferred error handling Y Parameter rounding controlled by Round bit...

Страница 59: ...f the SAS device connector J1 Figures 13 and 14 provide the dimensions of the SAS device Details of the physical electrical and logical characteristics are provided within this section The operational...

Страница 60: ...1 27 6X 1 27 14X 15 875 0 35MIN 15 875 33 43 0 05 B 4 90 0 08 0 84 0 05 22X 0 15 B P15 P1 S7 S1 SEE Detail1 0 30 0 05 4X 4 00 0 08 0 15 D 0 30 0 05 2X 41 13 0 15 B B C C A A 0 20 B 42 73 REF C OF DATU...

Страница 61: ...turer for mating part information The SAS device connector is illustrated in Figures 13 and 14 6 10 Detail A 0 30 0 05 x 45 5X 0 40 0 05 X 45 3X CORING ALLOWED IN THIS AREA 2 25 0 05 4 85 0 05 0 10 B...

Страница 62: ...e Pin Signal name Signal type S1 Port A Ground P1 NC reserved 3 3Volts S2 Port A_in Diff input pair P2 NC reserved 3 3Volts S3 Port A_in P3 NC reserved 3 3Volts S4 Port A Ground P4 Ground S5 Port A_ou...

Страница 63: ...urn current must be distributed as evenly as possible among the pins Current to the drive through the long power pins may be limited by the system to reduce inrush current to the drive during hot plug...

Страница 64: ...ics 9 5 2 1 Eye masks 9 5 2 1 1 Eye masks overview The eye masks are graphical representations of the voltage and time limits on the signal at the compliance point The time values between X1 and 1 X1...

Страница 65: ...lk are taken into account 9 5 2 1 3 Jitter tolerance masks Figure 17 describes the receive tolerance eye masks and is constructed using the X2 and Z2 values given in table 18 X1OP is half the value fo...

Страница 66: ...d Z1OP X1OP and X2OP are the values in table 17 for Z1 X1 and X2 The X1 points in the receive tolerance masks are greater than the X1 points in the receive masks due to the addition of sinusoidal jitt...

Страница 67: ...he transition with a repeating 0101b pattern on the physical link The same stable trigger coherent to the data stream shall be used for both the Tx and Tx signals Skew is defined as the time differenc...

Страница 68: ...e same stable trigger coherent to the data stream shall be used for both the Rx and Rx signals Skew is defined as the time difference between the means of the midpoint crossing times of the Rx signal...

Страница 69: ...ep c Sinusoidal swept frequency 900 kHz to 5 MHz d Sinusoidal swept frequency 1 800 kHz to 5 MHz e No value is given for random jitter For compliance with this standard the actual random jitter amplit...

Страница 70: ...measurement applies only to the mated connector pair at each end as applicable d Where the media has an electrical length of 4 ns the procedure detailed in SFF 8410 or an equivalent procedure shall b...

Страница 71: ...signal frequency in hertz The TCTF is used to specify the requirements on transmitters that may or may not incorporate pre emphasis or other forms of compensation A compliance interconnect is any phy...

Страница 72: ...5 Gbps Figure 22 ISI loss example at 1 5 Gbps Tx Tx 10 nF 50 ohm 50 ohm Probe points SASinternal connector 10 nF ISIloss 3 9 dB 10 9dB Frequency GHz Sam plecom plianceinterconnect 0 3 0 1 5 0 3 S21 d...

Страница 73: ...R objective when the signal at a receiving phy has the addi tional sinusoidal jitter present that is specified in table 19 and the common mode signal VCM over frequency range FCM as specified in table...

Страница 74: ...70 Barracuda ES 2 SAS Product Manual Rev E...

Страница 75: ...s with product information program benefits and sales tools You may register for customized communications that are not available on the web These communications contain product launch EOL pricing pro...

Страница 76: ...ailable on a global basis for the return of defective products Contact your customer support representative for the location nearest you USA Canada Latin America support services For an extensive list...

Страница 77: ...Department of Communications 3 capacity unformatted 11 check condition status 54 chemical pollutants 32 China RoHS directive 33 class B limit 3 clear ACA function 43 clear task set function 43 command...

Страница 78: ...tus 54 internal data rate 11 internal defects errors 35 internal drive characteristics 11 IRAW 38 J jumpers 39 L latency average rotational 11 logical block address 13 logical block reallocation schem...

Страница 79: ...Recoverable Errors 15 recovered media data 15 reference documents 5 relative humidity 30 reliability 8 specifications 15 reliability and service 16 repair and return information 21 reporting actual r...

Страница 80: ...Function not supported 05 43 Function reject 04 43 task set full status 54 technical support services 71 temperature 29 40 limits 29 non operating 29 regulation 3 See also cooling terminate task func...

Страница 81: ......

Страница 82: ...Seagate Technology LLC 920 Disc Drive Scotts Valley California 95066 4544 USA Publication Number 100496298 Rev E Printed in USA...

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