IBM DTNA-22160 - Travelstar 2.1 GB Hard Drive, Specifications

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3.0 Drive Characteristics
This chapter provides the characteristics of the drives.
3.1 Logical Drive Format
The customer usable data capacity is as shown below.
3.2 Data Sheet
Figure 3. Drive Parameter
Descriptions DTNA-21800 DTNA-22160
Logical Head Number 16 16
Logical Sectors/Track 63 63
Logical Cylinder Number 3500 4200
Logical Sector Size 512 512
Total Customer Usable Data Sectors 3 528 000 4 233 600
Total Customer Usable Data Bytes 1800 M B
(1,806,336,000)
2160 M B
(2,167,603,200)
Figure 4. Data Sheet
Media transfer rate [ Mb/sec] 39.1 - 61.6
Interface transfer rate [ MB/sec] 16.6 MB/sec Max ( PIO-4 / DMA-2 )
Data buffer size [ KB] 96 KB ( Read / Write )
Rotational speed [ R P M ] 4000
Average latency [ msec] 7.5
Recording density [ Kbpi] 147.8 Maximum
Track density [ TPI] 8670
Areal density [ Mb/sq.in.] 1280 Maximum
Number of zone 8
Number of disks 3
Number of heads 5 / 6
Servo design method Embedded sector servo
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Copyright IBM Corp. 1997
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