11.4.2Physical characteristics

This section defines physical interface connector.

11.4.3Connector requirements

Contact your preferred connector manufacturer for mating part information. Part numbers for SAS connectors will be provided in a future revision of this publication when production parts are available from major connector manufacturers.

The SAS device connector is illustrated in Figures 17 and 18.

11.4.4Electrical description

SAS drives use the device connector for:

DC power

SAS interface

Activity LED

This connector is designed to either plug directly into a backpanel or accept cables.

11.4.5Pin descriptions

This section provides a pin-out of the SAS device and a description of the functions provided by the pins.

Table 15 SAS pin descriptions

 

 

 

 

 

Pin

Signal name

Signal type

 

Pin

Signal name

Signal type

 

 

 

 

 

 

 

S1

Port A Ground

 

P1*

NC (reserved 3.3Volts)

 

S2*

+Port A_in

Diff. input pair

 

P2*

NC (reserved 3.3Volts)

 

 

 

 

 

 

 

 

S3*

-Port A_in

 

 

P3

NC (reserved 3.3Volts)

 

S4

Port A Ground

 

 

P4

Ground

 

 

 

 

 

 

 

 

S5*

-Port A_out

Diff output pair

 

P5

Ground

 

S6*

+Port A_out

 

 

P6

Ground

 

 

 

 

 

 

 

 

S7

Port A Ground

 

 

P7

5 Volts charge

 

S8

Port B Ground

 

 

P8*

5 Volts

 

 

 

 

 

 

 

 

S9*

+Port B_in

Diff. input pair

 

P9*

5 Volts

 

S10*

-Port B_in

 

 

P10

Ground

 

 

 

 

 

 

 

 

S11

Port A Ground

 

 

P11*

Ready LED

Open collector out

S12*

-Port B_out

Diff output pair

 

P12

Ground

 

 

 

 

 

 

 

 

S13*

+Port B_out

 

 

P13

12 Volts charge

 

S14

Port B Ground

 

 

P14*

12 Volts

 

 

 

 

 

 

 

 

 

 

 

 

P15*

12 Volts

 

 

 

 

 

 

 

 

*- Short pin to support hot plugging NC - No connection in the drive.

CONSTELLATION ES.1 SAS PRODUCT MANUAL, REV. G

56

Page 62
Image 62
Seagate ST2000NM0063 manual Physical characteristics, Connector requirements, Electrical description, Pin descriptions

ST2000NM0063 specifications

The Seagate ST2000NM0063 is a high-performance internal hard disk drive designed for enterprise environments, offering a robust solution for those requiring reliable data storage. With a storage capacity of 2TB, this drive is ideal for both small and large enterprises, catering to applications ranging from data centers to surveillance systems.

One of the main features of the ST2000NM0063 is its 7200 RPM rotational speed, which ensures rapid data access and improved overall performance. This speed allows for faster read and write times, making it suitable for applications that demand quick data retrieval and processing. The drive supports a SATA 6Gb/s interface, which provides enhanced data transfer rates. This modern interface is essential for maximizing throughput, particularly when deployed in environments where speed is critical.

In terms of technology, the Seagate ST2000NM0063 utilizes Advanced Format Technology, enhancing data storage efficiency and increasing the number of user-addressable sectors. This feature allows for better alignment of data on the drive, which can lead to improved performance and reliability. Additionally, the drive incorporates the Seagate PowerChoice technology, enabling energy-efficient operations. This technology helps reduce power consumption during idle periods, contributing to lower operating costs and a smaller carbon footprint.

The ST2000NM0063 also emphasizes data integrity and reliability. Equipped with features such as error recovery control and vibration tolerance, this drive is designed to operate in challenging conditions. These attributes make it an excellent choice for RAID configurations and other enterprise applications that require high data availability and protection against data loss.

Furthermore, the ST2000NM0063 has a mean time between failures (MTBF) rating of 1.2 million hours, signifying its durability and long lifespan. This reliability is crucial for critical business applications where downtime is not an option.

In summary, the Seagate ST2000NM0063 combines high capacity, excellent performance, and advanced technologies to meet the demanding needs of enterprise storage. Its reliability, efficiency, and robust features make it a preferred choice for organizations looking to enhance their data storage solutions while ensuring optimal performance and longevity. Whether utilized in cloud storage, surveillance, or data center applications, this hard drive stands out as a dependable component in any IT infrastructure.