Description
CAPACITY 4TB
SERIES BARRACUDA
FORM FACTOR 3.5 INCH
RPM 5400 RPM
Specification
| Formatted capacity (512 bytes/sector)** | 4000GB (4TB) |
| Guaranteed sectors | 7,814,037,168 |
| Heads | 4 |
| Disks | 2 |
| Bytes per sector | 4096 |
| Default sectors per track | 63 |
| Default read/write heads | 16 |
| Default cylinders | 16,383 |
| Recording density (max) | 2294 kB/in |
| Track density (avg) | 540 ktracks/in |
| Areal density (avg) | 1203 Gb/in |
| SATA interface transfer rate | 600 MB/s |
| Maximum data transfer rate | 190 MB/s |
| ATA data-transfer modes supported | PIO modes: 0 to 4
Multiword DMA modes: 0 to 2 Ultra DMA modes 0 to 6 |
| Cache buffer | 256MB |
| Height (max) | 20.17mm / 0.794 in |
| Width (max)
|
101.6mm (± 0.25) / 4.0 in (± 0.010) |
| Length (max) | 146.99mm / 5.787 in |
| Weight (typical) | 490g / 1.08 lb |
| Average latency | 6.0 ms |
| Power-on to ready (typ) | 10.0s |
| Standby to ready (typ) | 10.0s |
| Startup current (typical) 12V | 2.0A |
| Voltage tolerance (including noise) | 5V ±5%
12V ±10% |
| Non-Operating (Ambient °C) | –40° to 70° |
| Operating ambient temperature (min °C) | 0° |
| Operating temperature (drive case max °C) | 60° |
| Temperature gradient | 20°C per hour max (operating)
30°C per hour max (non-operating) |
| Relative humidity | 5% to 90% (operating)
5% to 95% (non-operating) |
| Relative humidity gradient (max) | 30% per hour |
| Wet bulb temperature (max) | 30°C max (operating)
40°C max (non-operating) |
| Altitude, operating | –304m to 3048m
(–1000 ft to 10,000 ft) |
| Altitude, non-operating
(below mean sea level, max) |
–304m to12,192m
(–1000 ft to 40,000+ ft) |
| Operational shock (max) | 80 Gs (read) / 70 Gs (write) at 2ms |
| Non-operational shock (max) | 300 Gs at 2ms |
| Vibration, operating | 10Hz to 22Hz: 0.25 Gs, Limited displacement
22Hz to 350Hz: 0.50 Gs 350Hz to 500Hz: 0.25 Gs |
| Vibration, non-operating | 5Hz to 22Hz: 3.0 Gs
22Hz to 350Hz: 3.0 Gs 350Hz to 500Hz: 3.0 Gs |
| Idle | 2.2 bels (typical)
2.4 bels (max |
| Seek | 2.4 bels (typical)
2.7 bels (max) |
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