SATA-Disk Module 4

APSDMxxxxX5AN-ACMXX

7

© 2012 Apacer Technology Inc.

Rev. 1.2

4. Capacity Specification

Capacity specification of SDM4-M product family is available as shown in Table 4-1. It lists the specific

capacity and the default numbers of heads, sectors and cylinders for each product line.

Table 4-1: Capacity specifications

Capacity

Total bytes*

Cylinders

Heads

Sectors

Max LBA

4 GB

4,011,614,208

7,773

16

63

7,835,184

8 GB

8,012,390,400

15,525

16

63

15,649,200

16 GB

16,013,942,784

16,383

16

63

31,277,232

32 GB

32,017,047,552

16,383

16

63

62,533,296

*Display of total bytes varies from file systems.

4.1 Performance Specification

4.1.1 ATA Mode Support

SDM4-M supports the following ATA operating modes:



Supports up to PIO Mode-4



Supports up to Multi-word DMA Mode-2



Supports up to Ultra DMA Mode-5

4.1.2 Performance

Performances of SDM4-M are listed below in table 4-2.

Table 4-2: Performance (Typical)

Capacity

Performance

4 GB

8 GB

16 GB

32 GB

Sustained read (MB/s)

34

38

40

43

Sustained write (MB/s)

6

11

19

21

Note: Results may differ from various flash configurations.