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The Cheetah family of disc drives offers the industry's highest random I/O transaction performance and astounding formatted data-transfer rates. These drives incorporate leading edge technology such as MR heads, a PRML channel and embedded servo. The Cheetah family provides unmatched performance for demanding application platforms such as workstations, network file servers and enterprise-wide servers. This family is the superior solution for nonlinear video editing and graphics-visualization requirements and transaction-intensive busines applications such as banking or reservation systems.  
 
The Cheetah family of disc drives offers the industry's highest random I/O transaction performance and astounding formatted data-transfer rates. These drives incorporate leading edge technology such as MR heads, a PRML channel and embedded servo. The Cheetah family provides unmatched performance for demanding application platforms such as workstations, network file servers and enterprise-wide servers. This family is the superior solution for nonlinear video editing and graphics-visualization requirements and transaction-intensive busines applications such as banking or reservation systems.  
  
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Revision as of 23:32, 7 October 2020

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Seagate Technology, Inc. is a leading data technology company providing products for storing, managing and accessing digital information. Seagate develops and manufactures some of the industry's most advanced information technologies, including disc and tape storage devices, magnetic recording heads and media, precision motors, microelectronics, and data access and management software. With $9.0 billion in revenue, operations in 22 countries and over 100,000 employees worldwide, the Scotts Valley, CA-based company is the world's largest manufacturer of disc drives and related components and one of the globe's largest industrial corporations.

Products

Cheetah Family

3.5-inch Form-Factor

  • Industry's highest performance 10,000-RPM 3.5-inch disc drives
  • Embedded servo provides uninterrupted data-transfer for A/V applications
  • Unsurpassed formatted transfer rates of 11.3 to 16.8 Mbytes per second
  • High performance Ultra SCSI and Fibre Channel interfaces
  • Advanced SCSI Architecture II (ASA II)
  • Average seek times as fast as 7.5 msec

The Cheetah family of disc drives offers the industry's highest random I/O transaction performance and astounding formatted data-transfer rates. These drives incorporate leading edge technology such as MR heads, a PRML channel and embedded servo. The Cheetah family provides unmatched performance for demanding application platforms such as workstations, network file servers and enterprise-wide servers. This family is the superior solution for nonlinear video editing and graphics-visualization requirements and transaction-intensive busines applications such as banking or reservation systems.

Cheetah Family ST34501N


ST34501W
ST34501WD
ST34501WC
ST34501DC


Cheetah 4LP
ST34501FC
Cheetah 4LP
ST19101N


ST19101W
ST19101WD
ST19101WC
ST19101DC


Cheetah 9
ST19101FC
Cheetah 9

Capacity, Formatted
Gbytes (512 bytes/sector)

4.55

4.55

9.1

9.1

Interface

Ultra SCSI
(8- and
16-bit, SCA)

Fibre Channel
(Dual Port)

Ultra SCSI
(8- and
16-bit, SCA)

Fibre Channel
(Dual Port)

Performance
Internal Transfer
Rate, ZBR (Mbits/sec)

122 to 177

122 to 177

122 to 177

122 to 177

Internal Formatted Transfer
Rate, ZBR (Mbytes/sec)

11.3 to 16.8

11.3 to 16.8

11.3 to 16.8

11.3 to 16.8

External Transfer Rate
8-bit/16-bit (Mbytes/sec)

20/40

100 per port

20/40

100 per port

Multisegmented Cache (Kbytes)

512
(2,048 optional)

1,024

512
(2,048 optional)

1,024

Track-to-Track Seek Read/Write(msec)

0.78/1.04

0.78/1.04

0.78/1.04

0.78/1.04

Average Seek,
Read/Write (msec)

7.5/8.5

7.5/8.5

8/9

8/9

Maximum Seek
Read/Write (msec)

18

19

18

19

Average Latency (msec)

2.99

2.99

2.99

2.99

Spindle Speed (RPM)

10,033

10,033

10,033

10,033

Configuration/Organization
Discs

4

4

8

8

Read/Write Heads

8

8

16

16

Servo Heads

Embedded

Embedded

Embedded

Embedded

Bytes per Sector (typ)

512

512

512

512

Sectors per Drive
(512 bytes/sector)

8,890,080

8,890,080

17,839,344

17,839,344

Cylinders

6,526

6,526

6,526

6,526

Recording Method

PRML (0,4,4)

PRML (0,4,4)

PRML (0,4,4)

PRML (0,4,4)

Reliability and Data Integrity
MTBF
(power on hours)

1,000,000

1,000,000

1,000,000

1,000,000

Nonrecoverable Read Errors per Bits Read

1 per 1014

1 per 1014

1 per 1014

1 per 1014

Limited Warranty
(yrs)

5

5

5

5

Power Requirements
+12 VDC +/-5%
(amps typ/max)

0.82/2.0

0.94/3.0

1.42/4.0

1.6/4.2

+5 VDC +/-5% (amps)

0.74

1.15

0.74

1.15

Power (Idle watts)

12.0

15.5

20.7

23.7

Environmental
Operating Temperature (°C)

5 to 50

5 to 50

5 to 50

5 to 50

Nonoperating Temperature (°C)

-40 to 70

-40 to 70

-40 to 70

-40 to 70

Physical
Height (inches/mm)

1.0/25.4

1.0/25.4

1.63/41.4

1.63/41.4

Width (inches/mm)

4.0/101.6

4.0/101.6

4.0/101.6

4.0/101.6

Depth (inches/mm)

5.75/146.1

5.75/146.1

5.75/146.1

5.75/146.1

Weight (lbs/kgs)

1.33/0.60

1.33/0.60

2.25/1.02

2.25/1.02

Articles

See Also