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Device Overview
1.1 Features
1.1.1 Functions and performance
The following features of the disk drive is described.
(1) Compact
The disk drive has 2 disks of 65 mm (2.5 inches) diameter, and its height is 9.5
mm (0.374 inch).
(2) Large capacity
The disk drive can record up to 50 GB (formatted) on one disk using the RLL
recording method and 30 recording zone technology. The disk drive has a
formatted capacity of 100 GB (MHU2100AT).
(3) High-speed Transfer rate
The disk drive (the MHU Series) has an internal data rate up to 41.3 MB/s. The
disk drive supports an external data rate up to 100 MB/s (U-DMA mode 5).
(4) Average positioning time
Use of a rotary voice coil motor in the head positioning mechanism greatly
increases the positioning speed. The average positioning time is 12 ms (at read).
1.1.2 Adaptability
(1) Power save mode
The power save mode feature for Idle operation, Standby and Sleep modes makes
the disk drive ideal for applications where power consumption is a factor.
(2) Wide temperature range
The disk drive can be used over a wide temperature range
(5 °C to 55 °C).
(3) Low noise and vibration
In Ready status (while the device is waiting for any commands), the Sound Power
level of the disk drives in idle mode is 2.4B(A). The Sound Pressure level is
25dB(A), as measured 0.3 m from the drive in Idle mode.
(4) High resistance against shock
The Load/Unload mechanism is highly resistant against non-operation shock up
to 8820 m/s
1-2
2
(900G).
C141-E202-01EN
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