Specifications - Toshiba MK4018GAS User Manual

SPECIFICATIONS – MK4018GAS (HDD2170)
General
Model
Interface
Motor
Functionality
Formatted Capacity
Rotational Speed
Avg. Rotational Latency
Spin-up Time
Buffer
Seek Time (Average)
Internal Transfer Rate
Host Transfer Rate
*Toshiba defines a megabyte (MB) as 1,000,000 bytes and a gigabyte (GB) as 1,000,000,000 bytes.
Internal Drive Characteristics
Number of Disks
Number of Read/Write Heads
Track Density (TPI)
User Data Cylinders
Logical Cylinders
Logical Heads
Logical Sectors/track
Bytes per Sector
Logical Blocks (LBA)
Reliability
Preventative maintenance
Nonrecoverable read errors
Electrical
Voltage
Power Consumption
Start
Seek
Read/Write
Sleep
Energy Consumption Efficiency
Shock
Operating
Non-Operating
6
MK4018GAS (HDD2170)
ATA-2/3/4/5
Fluid Dynamic bearing (FDB)
40.0078GB*
4,200rpm
7.14/ms
4sec (typical)
2MB
12
156.9 ~ 290.4Mbits/sec (max)
100Mbytes/sec
2
4
56.8K
33,280
16,383
16
63
512
78,140,160
None
13
1 error per 10 bits read
5V ±5%
2.7W typ
2.6W typ
2.3W typ
0.1W typ
0.078W/GB avg
2
1,862m/s (190G)(2msec)
2
7,840m/s (800G)(1msec)