Seagate EE25 Series™ Ultra ATA/100 40-GB HD 25pk ST940813AM-25PK Hoja De Datos

Model Number

ST940813AM

2

ST940814AM

3

ST930813AM

2

ST930814AM

3

ST920813AM

2

ST920814AM

3

Interface Options

ATA

ATA

ATA

Spindle Speed (RPM)

5400

5400

5400

Power On/Standby to Ready
(sec, typical, –20ºC to 85ºC)

3

3

3

Average Latency (msec)

5.6

5.6

5.6

Seek Time (msec, typical)
   Average Read
   Average Write

12.5
14.5

12.5
14.5

12.5
14.5

Cache, Multisegmented (MB)

8

8

8

Temperature (°C, ambient)
   Operating

   Nonoperating

–30 to +85

2

–20 to +75

3

–40 to +95

–30 to +85

2

–20 to +75

3

–40 to +95

–30 to +85

2

–20 to +75

3

–40 to +95

Acoustics (bels, typical)
   Idle
   Normal Seek

2.3
2.5

2.3
2.5

2.3
2.5

Humidity (%)
   Operating
   Nonoperating

5 to 90
5 to 95

5 to 90
5 to 95

5 to 90
5 to 95

Altitude (ft/m, sea level)
   Operating
   Nonoperating

–1000 to 16,400/–305 to 5000

 –1000 to 40,000/–305 to 12,192

EMI/EMC

FCC Class B compliant/CISPR25 Tested

Startup Current 5V (typical, amps)

1.0

1.0

1.0

Power Management (typical, watts)
   Seek
   Read/Write
   Idle
   Standby/Sleep

1.9
1.9/1.7
0.99
0.26

1.9
1.9/1.7
0.99
0.26

1.9
1.9/1.7
0.99
0.26

Voltage Tolerance

5V ± 5%

5V ± 5%

5V ± 5%

Shock (Gs)
   Operating: 11 msec/2 msec
   Nonoperating: 2 msec

110/200
800

110/200
800

110/200
800

Vibration (Gs, 0 to peak)
   Operating (10 to 200 Hz)
   Operating (200 to 500 Hz)
   Nonoperating (5 to 500 Hz)

2.0
1.0
5.0

2.0
1.0
5.0

2.0
1.0
5.0

Mean Time Between Failures (hours)

550,000

550,000

550,000

Warranty
   Standard (years)
   Option (add’l years)

1
up to 4

1
up to 4

1
up to 4

Discs/Heads

1/2

1/2

1/2

Height (in/mm)

0.374/9.5

0.374/9.5

0.374/9.5

Width (in/mm)

2.75/69.85

2.75/69.85

2.75/69.85

Depth (in/mm)

3.95/100.2

3.95/100.2

3.95/100.2

Weight (lb/g)

0.22/100

0.22/100

0.22/100

•  Choose the right temperature capability for your 

product’s requirements: –30ºC to +85ºC or –20ºC to 

+75ºC.

•  24x7 operational capability with 550,000 MTBF

•  Virtually inaudible operation through Seagate 

SoftSonic™ technology

•  Seagate RunOn™ technology delivers consistent 

performance even in high-motion conditions.

• Three-year production cycle for each product generation

•  G-Force Protection™ protects the drive against everyday 

shock events while in the fi eld or on the road.

•  Estimated ten-year service life delivers reliable operation 

for years to come.

•  Offers the expertise of Seagate HDD integration 

engineers to overcome the challenges of building new 

system chassis and HDD mounting designs

•  Speeds time to market by solving CE design issues 

quickly and effi ciently

•  Improves system reliability and performance

•  Field engineering and business support teams are 

available in person, worldwide.

•  Advanced application design services are available 

through Seagate design centers in the USA and 

Singapore.

•  Presales and technical support at 1-800-SEAGATE

•  Free technical support for the life of the product

•  Expert email support and complete historical web 

content available online

• Certifi ed, experienced support staff

•  Rated “Above Average to Excellent” by 95 percent of our 

customers

Copyright © 2007 Seagate Technology LLC. All rights reserved. Printed in USA. Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate 

Technology LLC in the United States and/or other countries. EE25 Series, G-Force Protection, RunOn and SoftSonic are either trademarks or registered trademarks of Seagate 

Technology LLC or one of its affi liated companies in the United States and/or other countries. All other trademarks or registered trademarks are the property of their respective 

owners. One gigabyte, or GB, equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting. 

Seagate reserves the right to change, without notice, product offerings or specifi cations. Publication Number: DS1592.2-0703US, March 2007

1 

One gigabyte, or GB, equals one billion bytes when referring to hard drive capacity.

2 

OEM model

3

Aftermarket model