Gb Seagate Barracuda Ultra Wide Scsi Hard Disk Drive Specifications - NEC PowerMate Enterprise Manual

1-42 Technical Information
Table 1-26 4.5-GB Seagate Barracuda Ultra Wide SCSI Hard Disk Drive
Feature
Hard Disk Drive
Physical Configuration
Formatted Capacity
Nominal Rotational Speed
Number of Disks
Data Surfaces
Number of R/W Heads
Data Organization
Sectors per Track
Performance
Buffer Size
Power
Temperature (non-condensing)
Humidity (non-condensing)
Altitude
Dimensions
Specifications
Specification
4.5-GB Seagate Barracuda ST34572W
4550 MB
7200 rpm
4
8
8
Track density: 6800
Bytes per sector: 6311
Seek times
Track-to-track: 1.0 ms typical, 1.8 ms max.
Average read/write: 9.4 ms typical; 10.4 ms max.
Average latency: 4.17 ms
Data transfer rate
Buffer to disk: 17.5 Mb/sec.(burst)
Buffer to host: 40 Mb/sec.
Interleave: 1:1
512 KB
+5Vdc
+12Vdc
Operating: 0 to 50 C (41 to 131 F)
Non-operating: -40 to 75 C (-40 to 149 F)
Operating: 5% to 90% rh
Non-operating: 5% to 95% rh
Operating: -305 m to 3,050 m (-1000 to 10,000 ft.)
Non-operating: -305 m to 12,200 m (-1000 to 40,000 ft.)
Height: 1.0 inches (25.4 mm)
Length: 5.74 inches (145.8 mm)
Width: 4.00 inches (101.6 mm)