Hitachi 7K250 - Deskstar - Hard Drive Specifications page 16

FRU field replacement unit
G gravity (a unit of force)
2 2
G /Hz (32 ft/sec)
Gb 1,000,000,000 bits
GB 1,000,000,000 bytes
GND ground
h hexadecimal
HDD hard disk drive
Hz Hertz
I Input
ILS integrated lead suspension
I/O Input/Output
ISO International Standards Organization
KB 1,000 bytes
Kbpi 1000 bits per inch
kgf-cm kilogram (force)-centimeter
KHz kilohertz
LBA logical block addressing
Lw unit of A-weighted sound power
m meter
max maximum
MB 1,000,000 bytes
Mbps 1,000,000 bits per second
MHz megahertz
MLC Machine Level Control
mm millimeter
ms millisecond
us, ms microsecond
O Output
OD Open Drain Programmed Input/Output
PIO
POH power on hours
Pop population
P/N part number
p-p peak-to-peak
PSD power spectral density
RES radiated electromagnetic susceptibility
RFI radio frequency interference
RH relative humidity
RMS root mean square
RPM revolutions per minute
RST reset
R/W read/write
per Hertz
Deskstar 7K250 Hard Disk Drive Specification
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