7K200 SATA OEM Specification

 

 

(Hex)

 

 

 

 

 

(S.M.A.R.T Function)

 

 

 

S.M.A.R.T. Read Attribute Values

B0

D0

 

S.M.A.R.T. Read Attribute Thresholds

B0

D1

 

S.M.A.R.T. Enable/Disable Attribute Autosave

B0

D2

 

S.M.A.R.T. Save Attribute Values

B0

D3

 

S.M.A.R.T. Execute Off-line Immediate

B0

D4

 

S.M.A.R.T. Read Log Sector

B0

D5

 

S.M.A.R.T. Write Log Sector

B0

D6

 

S.M.A.R.T. Enable Operations

B0

D8

 

S.M.A.R.T. Disable Operations

B0

D9

 

S.M.A.R.T. Return Status

B0

DA

 

S.M.A.R.T. Enable/Disable Automatic Off-line

B0

DB

 

(Set Features)

 

 

 

Enable Write Cache

EF

02

 

Set Transfer Mode

EF

03

 

Enable Advanced Power Management feature

EF

05

 

Enable Power-Up in Standby feature

EF

06

 

Power-Up in Standby feature device Spin-Up

EF

07

 

Enable use of Serial ATA feature

EF

10

 

Enable Automatic Acoustic Management (AAM)

EF

42

 

Disable read look-ahead feature

EF

55

 

Disable reverting to power on defaults

EF

66

 

Disable write cache

EF

82

 

Disable Advanced Power Management feature

EF

85

 

Disable Power-Up in Standby feature

EF

86

 

Disable use of Serial ATA feature

EF

90

 

Enable read look-ahead feature

EF

AA

 

Disable AAM

EF

C2

 

Enable reverting to power on defaults

EF

CC

 

(Set Max security extension)

 

 

 

Set Max Set Password

F9

01

 

Set Max Lock

F9

02

 

Set Max Unlock

F9

03

 

Set Max Freeze Lock

F9

04

 

(Device Configuration Overlay)

 

 

 

Device Configuration Restore

B1

C0

 

Device Configuration Freeze Lock

B1

C1

 

Device Configuration Identify

B1

C2

 

Device Configuration Set

B1

C3

 

 

 

 

 

Table 42 Command Set (Subcommand)

“Table 40 Command set” on Page 74 shows the commands that are supported by the device. “ Table 42 Command Set (Subcommand)” on Page 76 shows the sub-commands that are supported by each command or feature.

The following symbols are used in the command descriptions:

Output Registers

0Indicates that the bit must be set to 0.

1Indicates that the bit must be set to 1.

HHead number. Indicates that the head number part of the Device Register is an output parameter and should be specified.

LLBA mode. Indicates the addressing mode. Zero specifies CHS mode and one does LBA addressing mode. 76/173

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Image 76
Hitachi HDS723020BLA642 manual Command Set Subcommand, Output Registers

HDS723020BLA642 specifications

The Hitachi HDS723020BLA642 is a high-performance hard disk drive that exemplifies the balance between reliability and advanced technology, making it an excellent choice for a range of applications, from desktop computers to enterprise storage solutions. This 2TB SATA hard drive is designed to meet the growing data storage needs of users who demand both speed and efficiency.

One of the key features of the HDS723020BLA642 is its impressive rotational speed of 7200 RPM. This speed facilitates faster data access and improved overall performance, significantly enhancing the user experience during data-intensive operations such as gaming, video editing, and large file transfers. Coupled with a SATA III interface, this drive facilitates data transfer rates of up to 6 Gb/s, providing an efficient conduit for moving data quickly between the hard drive and the motherboard.

The drive comes equipped with a large 64 MB cache, which plays a crucial role in buffering read and write operations. This substantial amount of cache memory allows the drive to temporarily store frequently accessed data, leading to reduced latency and enabling smoother multitasking capabilities. Users will benefit from faster load times and reduced wait periods when working with large files.

Reliability is another defining characteristic of the HDS723020BLA642. Hitachi, now a part of Western Digital, has a longstanding reputation for producing durable hard drives. This model incorporates advanced technologies, such as the Fluid Dynamic Bearing (FDB) for quieter operation and better longevity. The drive also features an enhanced error recovery system that minimizes the risk of data loss, making it a suitable option for both personal and professional use.

In terms of power efficiency, the HDS723020BLA642 is designed to consume less power during operation compared to older hard drive models. This efficiency not only helps in reducing operational costs but also contributes to a longer lifespan for the drive itself.

Overall, the Hitachi HDS723020BLA642 hard drive combines speed, reliability, and efficiency into a compact package, making it an ideal choice for users needing a substantial amount of storage without compromising on performance. Whether for upgrading an existing system or building a new one, this drive offers a blend of technology and durability that caters to modern storage demands.