Pevný disk SEAGATE PIPELINE HD 5900.2 2TB SATAII/300 5900RPM, 64MB cache

Rozdíly řady Pipeline HD oproti klasickým Desktop HDD: - primárně určené pro DVR (Digital Video Recording) technologie/aplikace, kde dochází ke dlouhým sekvenčním operacím čtení/zápis - firmware optimalizovaný pro video streaming - nižší "náběhový" (spin up) proud - zvýšená teplotní tolerance až 70 °C (nárazově 75 °C) - střední doba mezi chybami (MTBF) 1.000.000 hodin (Desktop HDD 750.000) - testováno pro provoz 24x7 (desktop HDD 5x8) - snížená hlučnost Specifications: - Model Number: ST31000322CS, ST3500312CS, ST3500321CS, ST3320310CS, ST3250312CS, ST3160310CS - Capacity [GB]: 1000, 500, 500, 320, 250, 160 - Generation: 2, 2, 1, 1, 2, 1 - Head/Disk: 4/2, 2/1, 4/2, 2/1, 1/1, 1/1 - Interface: SATA 3.0Gb/s Performance: - Cache: 8 MBytes - SATA Data Transfer Modes Supported (Gb/s): 3.0/1.5 - Simultaneous SDTV Streams Supported (Assumes 256K host buffer per stream): 10 - Simultaneous HDTV Streams Supported (Assumes 2-MB host buffer per stream): 10 - Power-On to Ready (typical, sec): <12, <6, <12, <6, <6, <6 - Standby to Ready (typical, sec): <12, <6, <12, <6, <6, <6 - Maximum External Transfer Rate (MB/s): 300 Voltage: - Voltage Tolerance (including noise): 5V ± 5%, 12V ± 10% Environmental: - Halogen Free: Yes - Ambient Temperature (°C) -> Operating (ambient min): 0 -> Operating (drive case max): 75 -> Nonoperating (ambient min): -40 -> Nonoperating (ambient max): 70 - Temperature Gradient, Operating/Nonoperating (°C per hour max): 20/30 - Relative Humidity, Operating/Nonoperating (non-condensing, %): 5 to 90/5 to 95 - Web Bulb Temperature, Operating/Nonoperating (°C max): 37.7/40.0 - Shock -> Operating: 2 ms (max, Gs): 70 -> Nonoperating: 1 ms (max, Gs): 35 - Vibration, Operating -> 5-22 Hz (limited displacement) (Gs): 0.50 -> 22-350 Hz (Gs): 0.50 -> 350-500 Hz (Gs): 0.25 - Vibration, Nonoperating -> 5-350 Hz (limited displacement) (Gs): 5.00 -> 350-500 Hz (Gs): 1.00 Power Management: - Startup Current (12 V typical, amps): 2.0 - Consumer Storage Profile (W): 4.1, 3.4, 5.0, 4.7, 3.4, 4.7 - Idle Average (W): 3.8, 3.0, 4.3, 3.0, 3.0, 3.0 - Standby/Sleep Mode (typical, W): 0.7, 0.7, 0.7, 0.6, 0.7, 0.57 Acoustics: - PVR Profile (typical/max, bels): 2.1/2.4, 1.9/2.0, 2.1/2.4, 1.9/2.1, 1.9/2.0, 1.9/2.1 Reliability: - Nonrecoverable Read Errors per Bits Read: 1 sector per 10E15 - Annualized Failure Rate (AFR): 0.55%, 0.55%, 0.57%, 0.57%, 0.55%, 0.57% - Contact Start-Stop Cycles (25°C, 50% relative humidity): 50,000 Dimensions: Height (mm, max): 26.1, 20.0, 26.1, 20.0, 20.0, 20.0 Width (mm, max) 101.85 Depth (mm, max) 146.99 Weight (g, max) 600, 380, 530, 415, 380, 415 Best-Fit Applications: • Designed and tested for DVRs and media centers (Windows Vista certified) • External storage • Home theater PC • IPTV • Multimedia hard drive recorders • Audio servers • Karaoke and audio jukeboxes