Outline Of The Drive - Hitachi HTS421212H9AT00 - Travelstar 120 GB Hard Drive Specifications

2.0 Outline of the drive

• 2.5 inch, 9.5-mm height
• Formatted capacities of 120 GB, 100 GB, 80 GB, 60 GB, 40GB
• 512 bytes/sector
• AT Interface (Enhanced IDE) conforming to ATA/ATAPI-7
• Integrated controller
• No-ID recording format
• Coding : 100/106
• Multi zone recording
• Enhanced ECC
• 10 bit 40 symbol non Interleaved Read Solomon code
• Non interleave On-The-Fly correction
• Included 2 symbol system ECC
• Segmented Buffer with write cache –
• 8192 KB Upper 428 KB is used for firmware
• 2048 KB - Upper 428 KB is used for firmware (HTS421240H9AT00)
• Fast data transfer rate – up to 100 MB/s
• Media data transfer rate (max): 376 Mb/s
• Average seek time: 11 ms for read
• Closed-loop actuator servo (Embedded Sector Servo)
• Rotary voice coil motor actuator
• Load/Unload mechanism
• Mechanical latch
• 0.45 Watts at idle state
• Power on to ready - 3.0(40,60GB) / 3.5(80, 100,120GB) sec at typical condition
• Operating shock:
• 2940 m/sec
• 1568 m/sec
• Non-operating shock: 9800 m/sec
2
(300 G)/2ms
2
(160G)/1ms
2
(1000 G)/1ms
Travelstar 4K120 Hard Disk Drive Specification
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