Toshiba user manual Specifications -MK2023GAS HDD2187

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SPECIFICATIONS –MK2023GAS (HDD2187)

General

 

Model

MK2023GAS (HDD2187)

Interface

ATA-2/3/4/5

Motor

Fluid Dynamic Bearing (FDB)

Functionality

 

Formatted Capacity

20.003GB*

Rotational Speed

4200rpm

Avg. Rotational Latency

7.14/ms

Spin-up Time

4sec (typical)

Buffer

2MB

Seek Time (Average)

12

Internal Transfer Rate

164.6 ~ 257.1 Mbits/sec (max)

Host Transfer Rate

100Mbytes/sec

*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

1

Number of Read/Write Heads

2

Track Density (TPI)

72k

User Data Cylinders

34,040

Logical Cylinders

16,383

Logical Heads

16

Logical Sectors/track

63

Bytes per Sector

512

Logical Blocks (LBA)

39,070,080

Reliability

 

Preventative maintenance

None

Non-recoverable read errors

1 error per 1013 bits read

Electrical

 

Voltage

5V 5%

Power Consumption

 

Start

4.7W typ

Seek

2.6W typ

Read/Write

2.3W typ

Sleep

0.1W typ

Energy Consumption Efficiency

0.035W/GB avg

Shock

 

Operating

1,960m/s2 (200G)(2msec)

Non-Operating

7,840m/s2 (800G)(1msec)

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Contents Inch Hard Disk Drive Contents General Features Introduction MK2023GAS HDD2187Setup MK2023GAS HDD2187 Master/Slave SettingsInstallation Notes Placing Hard Drive inside your ComputerUsing the Hard Disk Drive MK2023GAS HDD2187 Backing up Data FilesTroubleshooting MK2023GAS HDD2187 Problem SolutionSpecifications -MK2023GAS HDD2187 Physical RegulatoryRecommended Cable Characteristics Drive Connectors -MK2023GAS HDD2187Interface Connector Drive Interface Signals