Seagate ST9160827AS, ST9250827AS manual Pin Function Definition, P10 Ground 2nd mate P11 Reserved

Models: ST9120817AS ST9160827AS ST9200827AS ST9250827AS

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Table 7:

Serial ATA connector pin definitions

 

 

 

 

Segment

Pin

Function

Definition

 

 

 

 

 

P1

V33

3.3V power

 

P2

V33

3.3V power

 

P3

V33

3.3V power, pre-charge, 2nd mate

 

P4

Ground

1st mate

 

 

 

 

 

P5

Ground

2nd mate

 

 

 

 

 

P6

Ground

2nd mate

 

 

 

 

 

P7

V5

5V power, pre-charge, 2nd mate

 

 

 

 

 

P8

V5

5V power

Power

 

 

 

P9

V5

5V power

 

 

 

 

 

 

P10

Ground

2nd mate

 

 

 

 

 

P11

Reserved

The pin corresponding to P11 in the backplane receptacle connector is also reserved

 

 

 

The corresponding pin to be mated with P11 in the power cable receptacle connector

 

 

 

shall always be grounded

 

 

 

 

 

P12

Ground

1st mate.

 

 

 

 

 

P13

V12

12V power, pre-charge, 2nd mate

 

P14

V12

12V power

 

P15

V12

12V power

Notes:

1.All pins are in a single row, with a 1.27 mm (0.050”) pitch.

2.The comments on the mating sequence apply to the case of backplane blindmate connector only. In this case, the mating sequences are:

the ground pins P4 and P12.

the pre-charge power pins and the other ground pins.

the signal pins and the rest of the power pins.

3.There are three power pins for each voltage. One pin from each voltage is used for pre-charge when installed in a blind-mate backplane configuration.

4.All used voltage pins (Vx) must be terminated.

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Momentus 5400.4 SATA Product Manual, Rev. A

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Seagate ST9160827AS, ST9250827AS, ST9200827AS, ST9120817AS manual Pin Function Definition, P10 Ground 2nd mate P11 Reserved

ST9120817AS, ST9160827AS, ST9200827AS, ST9250827AS specifications

The Seagate ST9250827AS, ST9200827AS, ST9160827AS, and ST9120817AS are notable hard drives that have made their mark in the storage industry, primarily due to their reliable performance, capacity options, and advanced technologies. Each model is tailored to meet the needs of different user scenarios, making them versatile choices for both personal and enterprise applications.

The ST9250827AS, with a capacity of 250GB, is designed for users requiring sufficient storage for general applications. Ideal for laptops and external drives, it offers a 5400 RPM spindle speed, ensuring quick access times and efficient data retrieval. The drive also incorporates Seagate’s Advanced Power Management technology, which helps extend battery life in portable devices by optimizing power consumption.

The ST9200827AS steps up with a 320GB capacity, catering to users needing increased storage for larger files, applications, and media collections. With similar 5400 RPM performance, it balances speed and energy efficiency. This model is suitable for those looking to enhance their mobile experience without sacrificing performance.

The ST9160827AS, a 160GB variant, is a compact solution for users needing a smaller footprint. It retains the energy efficiency and power management features present in the other models while delivering adequate performance for everyday computing tasks. This model is particularly suited for older machines or as a secondary drive in systems where space is at a premium.

Lastly, the ST9120817AS, with its 120GB capacity, is the smallest of the lot, perfect for basic storage needs. It’s well-suited for entry-level laptops or as a backup option for essential data. While its capacity may be limited compared to the others, it maintains the same reliability and efficiency attributed to Seagate’s technology.

All four models utilize Seagate's Drive Trust Technology, ensuring data integrity and security. They are built using Seagate's hard drive technologies that emphasize durability and reliability. These drives are also equipped with a SATA interface, facilitating fast data transfer rates and seamless integration with a wide range of computing devices.

In summary, the Seagate ST9250827AS, ST9200827AS, ST9160827AS, and ST9120817AS hard drives provide varying capacities and consistent performance, catering to diverse user requirements. Their blend of energy-efficient operation, advanced technology, and dependable storage solutions make them suitable for both personal and professional use, ensuring reliable data management across all applications.