Datasheet

Travelstar 80GN Hard Disk Drive Specification

4.0 Drive characteristics

4.1 Formatted capacity

4.2 Data sheet

Table 1: Formatted capacities

80 GB model 60 GB model 40 GB model 30 GB model 20 GB model

Physical Layout

Bytes per sector 512 512 512 512 512

Sectors per track 392-952 392-952 392-952 392-952 392-952

Number of heads43221

Number of disks22111

Logical layout

Number of heads 1616161616

Number of Sectors/track6363636363

Number of Cylinders 16,383 16,383 16,383 16,383 16,383

Number of sectors 156,301,488 117,210,240 78,140,160 58,605,120 39,070,080

Total logical data bytes 80,026,361,856 60,011,642,880 40,007,761,920 30,005,821,440 20,003,880,960

Table 2: Data sheet

Rotational Speed [RPM] 4200

Data transfer rates (buffer to/from media) (Mbps) 350

Data transfer rates (Mbytes/sec) ULTRA DMA 100 100

Recording density (Kbit/mm) (Max) 28

(KBPI) (Max. Typ) 712

Track density (Ktrack/mm) (Typ.) 3.78

(Ktpi) (Typ) 96

Areal density (Kbit/sq-mm - Max) 106

(Gbit/sq-inch - Max) 70

Number of zones 16