Fujitsu MAW3300NC/NP, MAW3073NC/NP SCSI Function Specifications, SCSI function specifications

2.2SCSI Function Specifications

Table 2.4 shows the SCSI functions provided with the HDD.

		Table 2.4		SCSI function specifications
		Item					Specification
	Single-ended type							Ο
	HVD type (High Voltage Differential)							⋅
Electrical	LVD type (Low Voltage Differential)							Ο
requirements	Single-ended type		Position where the terminating					⋅
(*1)			resistor is mounted on the PCA
	Differential type		Position where the terminating					⋅
			resistor is mounted on the PCA
	TERMPWR signal send function						Ο	(NP model)
Connector	68-pin P cable connector						Ο	(NP model)
	80-pin SCA2 connector						Ο	(NC model)
Data bus parity (Data bus CRC)								Ο
Bus arbitration function								Ο
Disconnection/reconnection function								Ο
	SCSI ID	16-bit SCSI						#0 to #15
Addressing							(Jumper selection, NP model)
	LUN (logical unit number)							#0 fixed
	8-bit SCSI (Single-ended type)					Ο	20 MB/s max.
Data transfer		(Ultra 2 type)				Ο	40 MB/s max.
	16-bit SCSI (Single-ended type)					Ο	40 MB/s max.
(Synchronous
mode) (*2)		(Ultra 2 Wide type)				Ο	80 MB/s max.
		(U160 LVD type)				Ο	160 MB/s max.
		(U320 LVD type)				Ο	320 MB/s max.
Data buffer (*3)								8 MB
Data block length (Logical data length=Physical data length) (*4)							512 to 528 bytes
							(Fixed length)
				Ο	: Provided			⋅ : Not provided

(*1) The driver mode (Single-ended or LVD) changes automatically by Diffsence signal level.

(*2) 1MB/s=1,000,000 bytes/s

(*3) 1MB=1,048,576 bytes

(*4) Refer to (12) of Section 1.1.

C141-E226 2-7