Hitachi HUS103073FL3800 Description, 1 Characteristics, 10K300-300, 10K300-147, 10K300-73

3Description

3.1 Characteristics

Table 3.1 Characteristics

	Item								Specifications
						Ultrastar			Ultrastar				Ultrastar			Ultrastar			unit
						10K300-300			10K300-147				10K300-73			10K300-36
Configuration	Storage capacity					300			147				73			36			GB
	(formatted)		(see Note 1,2,13)
	Bytes/sector		(see Note 3)				512,		514, 516, 520, 522, 524, 528										Bytes
	Number of disks						5			3				2			1
	Number of heads					10				5				3			2
	Areal density									61									Gb/inch2
	Recording method								MEEPRML+MNP
Performance	Seek time				average	4.7 / 5.1			4.5 / 4.9				4.3 / 4.8			4.3 /4.8			ms
	read / write				full stroke					10		/	11						ms
	(see Note 5)				1 track					0.40 / 0.45									ms
	Average latency									2.99									ms
	Rotational speed									10025									rpm
	Data transfer rate (In drive)										581 – 1075								Mb/s
	Start time (see Note 5)									25									s
	Data transfer			Single-Ended		Asynchronous										5.0 max.			MB/s
	rate					Fast-5										10.0 max.
	(Controller)					Fast-10										20.0 max.
						Ultra (Fast-20)										40.0 max.
	(see Note 4)			LVD		Ultra2 (Fast-40)										80.0 Max.
						Ultra160 (Fast-80)										160.0 max.
						Ultra320 (Fast-160)										320.0 max.
	Buffer size										8M								Bytes
						Typ.		3sigma	Typ.		3sigma		Typ.		3sigma	Typ.		3sigma
	Power
		12V Spin-up, peak				-		2.45	-		2.45		-		2.28	-		2.28	A
	requirement	12V Seek, peak				-		2.52	-		2.32		-		2.15	-		2.00	A
		12V Idle, ave.(Note15)				0.68		0.80	0.46		0.64		0.42		0.54	0.33		0.46	A
			5V R/W, peak			-		1.79	-		1.79		-		1.79	-		1.79	A
			5V Read, ave.			1.55		1.64	1.55		1.64		1.55		1.64	1.55		1.64	A
			5V Write, ave.			1.45		1.54	1.45		1.54		1.45		1.54	1.45		1.54	A
			5V Idle, ave.(Note15)			0.60		0.70	0.60		0.70		0.60		0.70	0.60		0.70	A
Physical	length x width x height								146.0x101.6x25.4										mm
dimensions	Weight (Approximately)					0.75			0.72				0.74			0.73			kg
Power	+12V Idle / +5V Idle, (Average)					11.2			8.5				8.0			7.0			W
dissipation
Energy consumption rate (see Note 12)						0.038			0.062				0.110			0.195

Note: Ultrastar 10K300-300 specification values also apply to Ultrastar 10K300-147 when logically depopulated to a 147GB capacity.

Drawing No. Sheet No. Revision ６
K6610091	10/43	2005/2/23