Device Overview

1-4C141-E088-01EN

1.2 Device Specifications

1.2.1 Specifications summary

Table 1.1 shows the specfications of the disk drives (MHJ Series and MHK Series).

Table 1.1 Specifications (1/2)

MHJ2181AT
MHK2120AT MHK2090AT
MHK2060AT
Format Capacity (*1)
18.1 GB
12.0 GB
9.0 GB
6.0 GB
Number of Heads
6
43 2
Number of Cylinders (User)
14,784
Bytes per Sector
512
Recording Method
16/17 MTR
Track Density
24,300 TPI
Bit Density
383 Kbpi
Rotational Speed
4,200 rpm ± 1%
Average Latency
7.14 ms
Positioning time (read and seek)
• Minimum (Track to Track)
• Average
• Maximum (Full)
1.5 ms (typ.)
Read: 13 ms (typ.)
23 ms (typ.)
Start/Stop time
• Start (0 rpm to Drive Read)
• Stop (at Power Down)
Typ.: 5 sec
Typ.: 5 sec
Interface
ATA-5 (Max. Cable length: 0.46 m)
Data Transfer Rate
• To/From Media
12.5 to 22.3 MB/s
• To/From Host
66.6 MB/s Max.
(U-DMA mode 4)
Data Buffer Size
512 KB
Physical Dimensions
(Height
×
Width
×
Depth)
12.5 mm
×
100.0 mm
×
70.0 mm
9.5 mm
×
100.0 mm
×
70.0 mm
Weight
145 g
98 g
*1: Capacity under the LBA mode.