Seagate ST3750330SV, ST31000340SV Serial ATA device plug connector pin definitions, Signal, Power

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4.2Serial ATA device plug connector pin definitions

Table 6 summarizes the signals on the Serial ATA interface and power connectors.

Table 6:	Serial ATA connector pin definitions

Segment	Pin	Function	Definition


	S1	Ground	2nd mate

	S2	A+	Differential signal pair A from Phy

	S3	A-

	S4	Ground	2nd mate

	S5	B-	Differential signal pair B from Phy

	S6	B+
Signal
Signal	S7	Ground	2nd mate

		Key and spacing separate signal and power segments

	P1	V33	3.3V power
	P2	V33	3.3V power
	P3	V33	3.3V power, pre-charge, 2nd mate
	P4	Ground	1st mate

	P5	Ground	2nd mate

	P6	Ground	2nd mate

	P7	V5	5V power, pre-charge, 2nd mate
Power	P8	V5	5V power

	P9	V5	5V power
	P10	Ground	2nd mate

	P11	Ground or LED signal	If grounded, drive does not use deferred spin

	P12	Ground	1st mate.

	P13	V12	12V power, pre-charge, 2nd mate
	P14	V12	12V power
	P15	V12	12V power

Notes:

1. All pins are in a single row, with a 1.27 mm (0.050”) pitch.

28	SV35.3 Series Serial ATA Product Manual, Rev. B

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Contents SV35.3 Series Serial ATA ST31000340SV ST3750330SV ST3500320SV ST3250310SVRevision history Revision DateContents SV35.3 Series Serial ATA Product Manual, Rev. B List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tablesDrive specification ST31000340SV ST3750330SV ST3500320SV System will display the warranty information for your drive Drive specifications summary for 250 Gbyte models Drive specification ST3250310SVTem will display the warranty information for your drive Formatted capacity Default logical geometryLBA mode Cylinders Read/write heads Sectors per trackRecording and interface technology Physical characteristicsDrive specification Models ST31000340SV, ST3750330SV & ST3500320SV ST3250310SVTypical seek times msec Read Write Seek timeStart/stop times TB models GB modelsPower specifications DC power requirements Conducted noise Voltage toleranceIdle mode Power-management modesActive mode Sleep modeEnvironmental specifications Nonoperating shock 4, 3 and 2 disc models ShockOperating shock Nonoperating shock 1 disc modelsFluid Dynamic Bearing FDB motor acoustics AcousticsElectromagnetic immunity Radio frequency environmentsReliability Agency certification Environmental protection China Restriction of Hazardous Substances RoHS DirectiveCorrosive environment SV35.3 Series Serial ATA Product Manual, Rev. B Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsMounting dimensions-top, side and end view Drive mountingSV35.3 Series Serial ATA Product Manual, Rev. B Serial ATA Sata interface Hot-Plug compatibilitySignal Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions PowerPage Supported ATA commands Supported ATA commandsCommand name Command code in hex F6H E8H Identify Device command Word Description ValueXxxxH Xx3FH Description if bit is set to Bit Word Bit WordSet Features command Set Features command valuesF1 H A.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command SV35.3 Series Serial ATA Product Manual, Rev. B Presales Support InternetTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dialFAX Index ITE Page SV35.3 Series Serial ATA Product Manual, Rev. B Page Seagate Technology LLC