HP 6642D (US) manual P a C I T Y a N D I N T E R FA C E, R F O R M a N C E, V I R O N M E N T a L

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> NONOPERATING SHOCK OF 350 GS AT 2 MSEC SETS THE STANDARD FOR RUGGEDNESS.

>ULTRA ATA/66

>5,400 RPM

>G-FORCE PROTECTION PROVIDES RELIABILITY AND ROBUSTNESS.

>SHIPS WITH SOFT SEASHIELD COVER

 

 

3.5 INCH DISC DRIVE

U8Family

U8 Family

U8 Family

U8 Family

 

 

 

 

 

 

 

 

 

 

ST34313A

ST38410A

ST313021A

ST317221A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C A P A C I T Y A N D I N T E R FA C E

 

 

 

 

 

 

 

 

 

 

 

 

 

Formatted Gbytes (512 bytes/sector)

4.3

8.4

13.0

17.2

 

 

Interface

Ultra ATA/66

Ultra ATA/66

Ultra ATA/66

Ultra ATA/66

 

 

P E R F O R M A N C E

 

 

 

 

 

 

 

 

 

 

 

 

 

Maximum Internal Transfer Rate (Mbits/sec)

286

286

286

286

 

 

Maximum External Transfer Rate (Mbytes/sec)

66.6

66.6

66.6

66.6

 

 

Average Sustained Transfer Rate (Mbytes/sec)

>8.5

>8.5

>8.5

>8.5

 

 

Multisegmented Cache (Kbytes)

256

512

512

512

 

 

Average Seek (msec)

8.9

8.9

8.9

8.9

 

 

Average Latency (msec)

5.56

5.56

5.56

5.56

 

 

Spindle Speed (RPM)

5,400

5,400

5,400

5,400

 

 

C O N F I G U R AT I O N / O R G A N I Z AT I O N

 

 

 

 

 

 

 

 

 

 

 

 

 

Discs/Heads

1/1

1/2

2/3

2/4

 

 

Bytes per Sector

512

512

512

512

 

 

Logical CHS

8,944/15/63

16,368/16/63

16,368/16/63

16,368/16/63

 

 

Recording Method

EPRML (24/26)

EPRML (24/26)

EPRML (24/26)

EPRML (24/26)

 

 

R E L I A B I L I T Y / D AT A I N T E G R I T Y

 

 

 

 

 

 

 

 

 

 

 

 

 

Contact Start-Stops

50,000

50,000

50,000

50,000

 

 

SeaShield

Yes

Yes

Yes

Yes

 

 

S.M.A.R.T. Capable

Yes

Yes

Yes

Yes

 

 

Nonrecoverable Read Errors per Bits Read

10 per 1013

10 per 1013

10 per 1013

10 per 1013

 

 

Service Life/Limited Warranty (years)

5/3

5/3

5/3

5/3

 

 

P O W E R R E Q U I R E M E N T S

 

 

 

 

 

 

 

 

 

 

 

 

 

+12 VDC ± 10% (amps max)

1.5

1.5

1.5

1.5

 

 

+5 VDC ± 5% (amps max)

0.5

0.5

0.5

0.5

 

 

Power Management (watts) Seek

7.0

7.0

7.0

7.0

 

 

Read/Write

6.5

6.5

6.5

6.5

 

 

Idle

3.5

3.5

3.5

3.5

 

 

Standby

0.7

0.8

0.8

0.8

 

 

E N V I R O N M E N T A L

 

 

 

 

 

 

 

 

 

 

 

 

 

Operating Temperature (°C)

0 to 60

0 to 60

0 to 60

0 to 60

 

 

Nonoperating Temperature (°C)

–40 to 70

–40 to 70

–40 to 70

–40 to 70

 

 

Operating Shock @ 2 msec (Gs)

63

63

63

63

 

 

Nonoperating Shock @ 2 msec (Gs)

350

350

350

350

 

 

Acoustics, Idle (bels—sound power)

3.2

3.2

3.2

3.2

 

 

P H Y S I C A L

 

 

 

 

 

 

 

 

 

 

 

 

 

Height (in/mm)

1/26.1

1/26.1

1/26.1

1/26.1

 

 

Width (in/mm)

4/101.85

4/102.0

4/102.0

4/102.0

 

 

Depth (in/mm)

5.75/147.0

5.75/147.0

5.75/147.0

5.75/147.0

 

 

Weight (lb/g)

1.2/544

1.2/544

1.2/544

1.2/544

Capacity calculated as 1 Gbyte = 109 bytes

CORPORATE HEADQUARTERS

Seagate Technology 920 Disc Drive, Scotts Valley, California, 95066, UNITED STATES 831-438-6550

ASIA/PACIFIC

Seagate Technology International Ltd. 151 Lorong Chuan, New Tech Park #06-01, SINGAPORE 556741, 65-488-7200

EUROPE AND AFRICA

Seagate Technology SA 62 bis, avenue André Morizet, 92643 Boulogne-Billancourt Cedex, FRANCE 33 1-41 86 10 00

Seagate, Seagate Technology, the Seagate logo, U8 and the U8 logo are either registered trademarks or trademarks of Seagate Technology, Inc. All other trademarks or registered trademarks are the property of their respective owners. Specifications and product offerings subject to change without notice. ©1999 Seagate Technology, Inc. All rights reserved. Printed in USA. (CS1264) Publication Number 1512-003 12/99 Printed on recycled paper.

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Contents U8 Family W E R R E Q U I R E M E N T S P a C I T Y a N D I N T E R FA C ER F O R M a N C E V I R O N M E N T a L
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The HP 8566C, 6573Z, 6647, 6671, and 6641 are examples of cutting-edge test equipment from Hewlett-Packard, now known as Agilent Technologies. Each of these models serves essential functions within the realm of RF and microwave signal analysis, tailored to meet the demands of engineers and technicians in various industries, including telecommunications, aerospace, and electronics.

The HP 8566C is a signal analyzer that provides comprehensive analysis, particularly useful for multi-channel and high-frequency signals. A notable feature of this model is its frequency range, which spans from 0.1 Hz to 26.5 GHz, making it suitable for a wide variety of applications. The instrument's advanced capabilities such as phase noise measurement, frequency response analysis, and spectrogram displays cater to precise and complex signal characterizations. The built-in tracking generator further enhances its utility, enabling users to test filters, amplifiers, and antenna systems efficiently.

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