
Technical Information 1-51
Table 1-27 6.4-GB Quantum Fireball IDE Hard Disk Drive Specifications
Feature
Specification
RelativeHumidity
(non-condensing)
Operating: 5% to 85%, maximum wet bulb 86
°
F
(30
°
C)
Non-operating: 5% to 95%, maximum wet bulb 104
°
F
(40
°
C)
Altitude
Operating: -198.25 m to 3050 m (-650 to 10,000 ft.)
Non-operating: -198.25 m to 12,200 m (-650 to 40,000 ft.)
MTTF
500,000 hours
Dimensions
Height: 1.0 inches (25.4 mm)
Width: 4.0 inches (101.6 mm)
Depth: 5.74 inches (146.1 mm)
Table 1-28 8.4-GB Quantum Fireball IDE Hard Disk Drive Specifications
Feature
Specification
Hard Disk Drive
6.4-GB Quantum Fireball SE84A012-01-A-H
Interface
40-pin IDE
Actuator
Rotary Voice Coil Motor (VCM)
Track Density
8,400 track per inch
Maximum Data Rate from Media
158 Mbits/second (Burst)
Bytes per Sector
512 (default)
Setup Geometry of Drive
13,328 cylinders x 15 heads x 12,594,960 sectors
Areal Density
1,645 Mbits/in
2
Servo Type
Embedded Sectored
Recording Density
208,147 fci (maximum)
Recording Method
16/17 Partial Response Maximum Likelihood (PRML)
Seek Times
Track to Track (typical)
2.0 ms
Average, Read/Write
9.5/11 ms
Maximum, Read/Write
12/13 ms
Average Latency
5.56 ms
Rotation Speed
5400 RPM