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Chapter 1 41
HGST
Model
Name
Moraga+
HTS424040M9AT0
0 13G1132, 40GB,
4200rpm
Moraga
IC25N060ATMR04-
0 08K0634, 60GB,
4200rpm
Moraga
IC25N080ATMR04-
0 08K635
80GB, 4200rpm
Moraga
HTS541060G9AT0
0, 60GB, 5400rpm
Configuration
Interface ATA-6 ATA-6 ATA-6 ATA-6
Capacity (GB)
1
40 60 80 60
Sector size (bytes) 512 512 512 512
Recording zones 16 16 16 16
Data heads
(physical)
2343
Data disks1222
Max. areal density
(Gbits/sq.inch)
70 70 70 70
Performance
Data buffer (MB) 2 8 8 8
Rotational speed
(RPM)
4,200 4,200 4,200 5,400
Latency average
(ms)
7.17.17.15.5
Media transfer rate
(Mbits/sec, max)
350 350 350 493
Interface transfer
rate (MB/sec, max)
100MB/sec Ultra
DMA mode-5
100MB/sec Ultra
DMA mode-5
100MB/sec Ultra
DMA mode-5
100 Ultra DMA
mode-5
Seek time (read, typical)
Average (ms) 12 12 12 12
Track to track (ms) 2.5 2.5 2.5 2.5
Full track (ms23232323
Power
Requirement
+5VDC( %) +5VDC( %) +5VDC( %) +5VDC( %)
Dissipation Startup
current (peak,
max.)
4.7 W 4.7 W 4.7 W 5.0W
Seek (avg.) 2.3 W 2.3 W 2.3 W NA
Read (avg.) 2.1 W 2.1 W 2.1 W 2.0W
Write (avg.) 2.2 W 2.2 W 2.2 W 2.0W
Performance idle
(avg.)
1.85 W 1.85 W 1.85 W NA
Active idle (avg.) 0.85 W 0.85 W 0.85 W 0.85W
Low power idle
(avg.)
0.65 W 0.65 W 0.65 W 0.60W
Standby (avg.) 0.25 W 0.25 W 0.25 W 0.2W
Sleep 0.1 W 0.1 W 0.1 W 0.1W
5± 5± 5± 5±