2024年6月13日发(作者：)

SATA是Serial ATA的缩写，即串行ATA。这是一种完全不同于并行ATA的新型硬盘接口类型，由

于采用串行方式传输数据而得名。SATA总线使用嵌入式时钟信号，具备了更强的纠错能力，与以往相比

其最大的区别在于能对传输指令（不仅仅是数据）进行检查，如果发现错误会自动矫正，这在很大程度上

提高了数据传输的可靠性。串行接口还具有结构简单、支持热插拔的优点。

图片:

SATA Data pinout

SATA PinOut, Data Pin # Signal Name Signal Description

1 GND Ground

2 A+ Transmit+

3 A- Transmit-

4 GND Ground

5 B- Receive -

6 B+ Receive +

7 GND Ground

SATA Power pinout

SATA PinOut, Power Pin # Signal Name Signal Description

1 V33 3.3v Power

2 V33 3.3v Power

3 V33 3.3v Power, Pre-charge, 2nd mate

4 Ground 1st Mate

5 Ground 2nd Mate

6 Ground 3rd Mate

7 V5 5v Power, pre-charge, 2nd mate

8 V5 5v Power

9 V5 5v Power

10 Ground 2nd Mate

11 Reserved -

12 Ground 1st Mate

13 V12 12v Power, Pre-charge, 2nd mate

14 V12 12v Power

15 V12 12v Power

PATA Power pinout

IDE Power Connector Pin Out Pin # Signal Function 18 AWG Wire

1 +12V DC Yellow

4 +12V Return Black

3 +5V Return Black

4 +5V DC Red