Seagate ST3500830NS, ST3250820NS manual Electromagnetic immunity, Radio frequency environments

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2.11Electromagnetic immunity

When properly installed in a representative host system, the drive operates without errors or degradation in performance when subjected to the radio frequency (RF) environments defined in the following table:

Table 8:	Radio frequency environments

Test		Description	Performance level	Reference standard

Electrostatic		Contact, HCP, VCP: ± 4 kV; Air: ± 8 kV	B	EN 61000-4-2: 95
discharge
Radiated RF		80 to 1,000 MHz, 3 V/m,	A	EN 61000-4-3: 96
immunity		80% AM with 1 kHz sine		ENV 50204: 95
		900 MHz, 3 V/m, 50% pulse modulation @ 200 Hz
Electrical fast		± 1 kV on AC mains, ± 0.5 kV on external I/O	B	EN 61000-4-4: 95
transient
Surge immunity		± 1 kV differential, ± 2 kV common, AC mains	B	EN 61000-4-5: 95

Conducted RF		150 kHz to 80 MHz, 3 Vrms, 80% AM with 1 kHz sine	A	EN 61000-4-6: 97
immunity
Voltage dips,		0% open, 5 seconds	C	EN 61000-4-11: 94
interrupts		0% short, 5 seconds	C
		40%, 0.10 seconds	C
		70%, 0.01 seconds	B

22	Barracuda ES Serial ATA Product Manual, Rev. D

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Contents Barracuda ES Serial ATA Revision history Revision DateContents Barracuda ES Serial ATA Product Manual, Rev. D List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tablesDrive specifications summary for 750 Gbyte models Drive specification ST3750640NS ST3750840NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 500 Gbyte models Drive specification ST3500630NS ST3500830NSFollowing web Drive specifications summary for 400 Gbyte models Drive specification ST3400620NS ST3400820NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 320 Gbyte models Drive specification ST3320620NS ST3320820NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 250 Gbyte models Drive specification ST3250620NS ST3250820NSBarracuda ES Serial ATA Product Manual, Rev. D Default logical geometry LBA modeFormatted capacity Cylinders Read/write heads Sectors per track 16,383Recording and interface technology Physical characteristics750GB 500GB 400GB 320GB 250GB Start/stop times Seek timeTypical seek times msec Read Write Power specifications Conducted noise Typical current profilesVoltage tolerance Power-management modes Active modeIdle mode Sleep modeEnvironmental specifications Acoustics VibrationOperating vibration Nonoperating vibrationRadio frequency environments Electromagnetic immunityTest Description Performance level Reference standard Safety certification ReliabilityAgency certification Electromagnetic compatibilityAustralian C-Tick N176 Korean RRLFCC verification Corrosive environment Environmental protectionChina Restriction of Hazardous Substances RoHS Directive Barracuda ES Serial ATA Product Manual, Rev. D Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsMounting dimensions-top, side and end view Drive mountingBarracuda ES Serial ATA Product Manual, Rev. D Serial ATA Sata interface Hot-Plug compatibilitySerial ATA device plug connector pin definitions Serial ATA connector pin definitionsSignal Pin Function DefinitionSupported ATA commands Supported ATA commandsCommand name Command code in hex F4H Identify Device command Word Description ValueXx07H 128 Security status 0001H 129 Seagate-reserved Description if bit is set to Bit Word Bit WordSet Features command Set Features command valuesM.A.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Presales Support InternetTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index ITE Page Barracuda ES Serial ATA Product Manual, Rev. D Page Disc Drive, Scotts Valley, California 95066-4544, USA

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