M5281/M5283
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Revision 0.96
Document Number: M5281-83_RAID096
Page 5
1. Introduction
1.1 What is ALi M5281/M5283 chip
ALi M5281/M5283 is a high integration IDE controller chip that supports both Parallel-ATA and Serial-ATA interfaces. It
supports PATA UDMA mode transfer up to mode 6 and SATA 1.0 drives.
M5281/M5283 also provides a cost-effective solution of RAID functions for performance and reliability.
1.2 What is the difference between M5281 chip and M5283 chip
M5283 and M5281 both support SATA for 2 ports. M5283 supports one PATA channel for 2 devices whereas M5281
supports two PATA channels for 4 devices. The SATA controller inside M5281 and M5283 chips is named M5281. The
PATA controller is named M5228.
The following is the comparison table between M5283 and M5281:
Companion Chip
M5281
M5283
Disk Interface
Serial ATA/ATA 133
Number of IDE channels
4 (2 parallel, 2 serial)
3 (1 parallel, 2 serial)
Maximum number of drives
6
4
Supported RAID levels
0, 1, 0+1, JBOD
0, 1, JBOD
Supported OS
•
Windows 98/ME/NT4/2000/XP SP1
•
Linux
RAID Management Tool
RAID Configuration and Management
RAID BIOS
Support bootable array
Additional Features
•
Automatic e-mail notification when error occurs
•
Hot plug
