Seagate BarraCuda 1TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5″ internal Hard Disk Drive Laptop

Specifications  1 TB1
Model Numbers  ST1000LM048
Bytes per Sector (logical/physical)  512/4,096
Performance
Interface  SATA 6 Gb/s
Data Transfer Rate (MB/s) Up to 140
Cache (MB) 128
Spindle Speed (RPM) 5,400
Reliability/Data Integrity
Load/Unload Cycles 600,000
Head-Rest Method  QuietStep Ramp Load
Non-recoverable Read Errors per Bits Read, Max  1 per 10
Limited Warranty  2
Power Management
Startup Current (+5 V, A) 1.0
Read/Write Power, Average (W) 1.6/1.7
Idle Power, Average (W) 0.45
Environmental
Temperature, Operating (°C) 0 to 60
Temperature, Non-operating (°C)  –40 to 70
Shock, Operating: 2 ms (Gs) 400
Shock, Non-operating: 1ms (Gs) 1,000
Acoustics, Idle, Typical (bels—sound power) 2.0
Acoustics, Seek, Typical (bels—sound power) 2.2
Physical
Height (mm/in) 7.0/0.276
Width (mm/in) 69.85/2.750
Depth (mm/in) 100.35/3.951
Weight (g/lb, max) 90/0.198
Carton Unit Quantity 50
Cartons Per Pallet/Layer 60/10
Special Features
Multi-Tier Caching Technology™  Yes
Halogen-free  Yes
RoHS compliance  Yes