7K200 SATA OEM Specification

Word 128

129

130

131

132-205

206

207 - 221

222

223

224 - 254

255

Content

 

Description

0xxxH

 

Security status. Bit assignments

 

 

15-9 (=0)

Reserved

 

 

8 (=x)

Security Level 1= Maximum, 0= High

 

 

7-6 (=0)

Reserved

 

 

5 (=1)

1=Enhanced security erase supported

 

 

4 (=x)

1=Security count expired

 

 

3 (=x)

1=Security Frozen

 

 

2 (=x)

1=Security locked

 

 

1 (=x)

1=Security enabled

 

 

**0 (=1)

1=Security supported

 

 

 

 

 

 

000xH

*

Current Set Feature Option. Bit assignments

 

 

15-4(=0)

Reserved

 

 

3(=x)

1=Auto reassign enabled

 

 

2(=x)

1=Reverting enabled

 

 

1(=x)

1=Read Look-ahead enabled

 

 

0(=x)

1=Write Cache enabled

xxxxH

*

Reserved

 

000xH

*

Initial Power Mode Selection. Bit assignments

 

 

15-1(=0)

Reserved

 

 

0(=x)

Initial Power Mode 1= Standby, 0= Idle

xxxxH

*

Reserved

 

003DH

 

SCT Command Transport

 

 

15- 6(=0)

 

 

Reserved

 

 

5(=1)

 

 

1=SCT Data Tables supported

 

 

4(=1)

 

 

1=SCT Features Control supported

 

 

3(=1)

 

 

1=SCT Error Recovery Control supported

 

 

2(=1)

 

 

1=SCT Write Same supported

 

 

1(=0)

 

 

1=SCT Long Sector Access supported

 

 

0(=1)

 

 

1=SCT Command Transport supported

xxxxH

*

Reserved

 

 

100FH

 

Transport Major Revision Number

 

 

15- 12

 

 

Transport Type 0=Parallel, 1=Serial, 2-15=Reserved

 

 

11- 4(=0)

 

 

Reserved

 

 

3(=1)

 

 

1=SATA 2.5

 

 

2(=1)

 

 

1=SATA II: Extensions

 

 

1(=1)

 

 

1=SATA 1.0a

 

 

0(=1)

 

 

1=ATA8-AST

0021H

 

Transport Minor Revision

 

Number – ATA8-AST Revision 0b

xxxxH

*

Reserved

xxA5H

 

Integrity word

 

 

15-8 (=xxh)

Checksum

 

 

7-0 (=A5h)

Signature

Note.1 The ‘*’ mark in ‘Content’ field indicates the use of those parameters that are vendor specific.

Note.2 See following table “Table 63 Number of cylinders/heads/sectors by models for HTS7220XXK9SA00 / HTS7220XXK9A300” on Page 98

Table 62 Identify device information --- Continued ---

97/173

Page 96 Page 98
Page 97
Image 97
Hitachi HDS723020BLA642 manual =ATA8-AST
Page 96 Page 98

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.
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