WD400BB WD, WD400BB Datasheet - Page 2

• Manufacturer Part Number: WD400BB
• Description: EIDE Hard Drivers
• Manufacturer: WD

WD Caviar Drive Specifications—7200 RPM
Physical Specifications
Interface
Form Factor
Formatted Capacity
Actuator Type
Bytes per Sector (STD)
User Sectors per Drive
Model Number
Performance Specifications
Average Latency
Rotational Speed
Data Transfer Rate
(Buffer to Host)
Buffer
Warranty
1
2
3
- Mode 5 Ultra ATA
- Mode 4 Ultra ATA
- Mode 2 Ultra ATA
- Mode 2 DMA
- Mode 4 PIO
Western Digital defines a megabyte (MB) as 1,000,000 bytes, and a gigabyte (GB) as 1,000,000,000 bytes.
One year standard warranty, unless otherwise required by law. For extended warranty information, visit our Web site at support.wdc.com.
Maximum burst rate running the specified PIO, DMA, or Ultra ATA transfer mode.
WD Caviar
3
2
2
1
2
2
2
20 GB
EIDE
3.5-inch
20,020 MB
Rotary
Voice Coil
39,102,336
4.2 ms
7200 RPM
100 MB/s
66.6 MB/s
33.3 MB/s
16.6 MB/s
16.6 MB/s
2 MB
1 year
512
WD200BB
40 GB
EIDE
3.5-inch
40,020 MB
Rotary
Voice Coil
512
78,165,360
WD400BB
4.2 ms
7200 RPM
100 MB/s
66.6 MB/s
33.3 MB/s
16.6 MB/s
16.6 MB/s
2 MB
1 year
60 GB
Rotary
Voice Coil
WD600BB
100 MB/s
EIDE
3.5-inch
60,022 MB
512
117,231,408
4.2 ms
7200 RPM
66.6 MB/s
33.3 MB/s
16.6 MB/s
16.6 MB/s
2 MB
1 year
80 GB
EIDE
3.5-inch
80,026 MB
Rotary
Voice Coil
512
156,301,488
WD800BB
4.2 ms
7200 RPM
100 MB/s
66.6 MB/s
33.3 MB/s
16.6 MB/s
16.6 MB/s
2 MB
1 year
120 GB
EIDE
3.5-inch
120,034 MB
Rotary
Voice Coil
512
234,441,648
WD1200BB
WD1200LB
4.2 ms
7200 RPM
100 MB/s
66.6 MB/s
33.3 MB/s
16.6 MB/s
16.6 MB/s
2 MB
1 year
160 GB
EIDE
3.5-inch
160,041 MB
Rotary
Voice Coil
512
312,581,808
WD1600BB
4.2 ms
7200 RPM
100 MB/s
66.6 MB/s
33.3 MB/s
16.6 MB/s
16.6 MB/s
2 MB
1 year
Western Digital
200 GB
EIDE
3.5-inch
200,049 MB
Rotary
Voice Coil
512
390,721,968
WD2000BB
WD2000LB
4.2 ms
7200 RPM
100 MB/s
66.6 MB/s
33.3 MB/s
16.6 MB/s
16.6 MB/s
2 MB
1 year
250 GB
EIDE
3.5-inch
250,059 MB
Rotary
Voice Coil
512
488,397,168
WD2500BB
WD2500LB
4.2 ms
7200 RPM
100 MB/s
66.6 MB/s
33.3 MB/s
16.6 MB/s
16.6 MB/s
2 MB
1 year
EIDE Hard Drives
Western Digital, the Western Digital logo,
and WD Caviar are registered trademarks
and Data Lifeguard, Data Lifeguard Tools,
Shock Guard, and FIT Lab are trademarks
of Western Digital Technologies, Inc.
Other marks may be mentioned herein that
belong to other companies. Product
specifications subject to change without
notice.
© 2003 Western Digital Technologies, Inc.
All rights reserved.
Western Digital
20511 Lake Forest Drive
Lake Forest, California 92630
2879-001021-038 S0825 05/03
For service and literature:
800.
+31.20.4467651 Europe
support.wdc.com
www.westerndigital.com
ASK
.4
WDC
USA