Serial ATA Flash Drive
APSDMxxxxMXXN-XTX
3
©2014 Apacer Technology Inc. Rev. 1.3
1. Product Description
1.1 Introduction
Apacer’s mSATA A1 is a well-balanced solid-state disk (SSD) drive with compact form factor (JEDEC MO-300)
and great performance. Designed in SATA 6.0 Gbps interface, the mSATA SSD is able to deliver exceptional
read/write speed, making it the ideal companion for heavy-loading embedded or server operations with space
constraints for host computing systems. In regard of reliability, the drive comes with various implementations
including powerful hardware ECC engine, power saving modes, wear leveling, flash block management,
S.M.A.R.T., TRIM, and power failure management.
1.2 Capacity Specification
Table 1-1 Capacity specification
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
64 GB 64,023,257,088 16,383 16 63 125,045,424
128 GB 128,035,676,160 16,383 16 63 250,069,680
1. Display of total bytes varies from file systems. 2. Cylinders, heads or sectors are not applicable for these capacities. Only LBA
addressing applies.3. LBA count addressed in the table above indicates total user storage capacity and will remain the same throughout
the lifespan of the device. However, the total usable capacity of the SSD is most likely to be less than the total physical capacity because
a small portion of the capacity is reserved for device maintenance usages.
1.3 Performance
Table 1-2 Performance (standard)
Capacity
Performance
4 GB 8 GB 16 GB 32 GB 64 GB
Sustained Read
(MB/s)
140 150 150 160 160
Sustained Write
(MB/s)
55 80 80 150 155
Table 1-3 Performance (high-speed)
Capacity
Performance
32 GB 64 GB 128 GB
Sustained Read (MB/s)
530 530 530
Sustained Write (MB/s)
270 440 450
Random Read IOPS (4K)
81,000 82,000 82,000
Random Write IOPS (4K)
62,000 76,000 77,000
Note: Performance varies from flash configurations or host system settings.
IOPS: measured on 8GB span (16777216 sectors Disk Size), 32 Outstanding I/Os (QD=32), Full Random Data pattern,
4KB Align I/Os and test durations 15minutes.
Serial ATA Flash Drive
APSDMxxxxMXXN-XTX
4
©2014 Apacer Technology Inc. Rev. 1.3
1.4 Pin Assignments
Pin assignment of the mSATA A1 is shown in Figure 1-1 and described in Table 1-4.
Figure 1-1 Apacer mSATA A1 pin assignment
Table 1-4 Pin Assignment Description
Pin # Assignment Description Pin # Assignment Description
1 N/A N/A 27 GND
Return Current Path
2 +3.3V 3.3V source 28 N/A N/A
3 N/A N/A 29 GND
Return Current Path
4 GND
Return Current Path
30 N/A N/A
5 N/A N/A 31 Rx-
SATA Differential
6 N/A N/A 32 N/A N/A
7 N/A N/A 33 Rx+
SATA Differential
8 N/A N/A 34 GND
Return Current Path
9 GND
Return Current Path
35 GND
Return Current Path
10 N/A N/A 36 Reserved No Connect
11 N/A N/A 37 GND
Return Current Path
12 N/A N/A 38 Reserved No Connect
13 N/A N/A 39 +3.3V 3.3V source
14 N/A N/A 40 GND
Return Current Path
15 GND
Return Current Path
41 +3.3V 3.3V source
16 N/A N/A 42 N/A N/A
17 N/A N/A 43 GND
Return Current Path
18 GND
Return Current Path
44
N/A or
DEVSLP*
19 N/A N/A 45 Reserved N/A
20 N/A N/A 46 N/A N/A
21 GND
Return Current Path
47 Reserved N/A
22 N/A N/A 48 N/A N/A
23 Tx+
SATA Differential
49 DAS
Device Activity
Signal
24 +3.3V 3.3V source 50 GND
Return Current Path
25 Tx-
SATA Differential
51
Presence
Detection
Shall be pulled
to GND by
device
26 GND
Return Current Path
52 +3.3V 3.3V source
*Pin44 can be configured as Device Sleep enabling pin by option.
Pin 1 Pin 51
Serial ATA Flash Drive
APSDMxxxxMXXN-XTX
5
©2014 Apacer Technology Inc. Rev. 1.3
2. Software Interface
2.1 Command Set
Table 2-1 summarizes the ATA commands supported by mSATA A1.
Table 2-1: Command set
Code
Command
Code
Command
E5
h
Check Power Mode
F6h
Security Disable Password
90h
Execute Diagnostics
F3h
Security
Erase Prepare
E7h
Flush Cache
F4h
Security
Erase Unit
ECh
Identify Device
F5h
Security Freeze Lock
E3h
Idle
F1h
Security Set Password
E1h
Idle Immediate
F2h
Security Unlock
91h
Initialize Device Parameters
7xh
Seek
C8h
Read DMA
EFh
Set Features
25h
Read DMA EXT
C6h
Set Multiple Mode
60h
Read FPDMA Queued
E6h
Sleep
47h
Read Log DMA EXT
B0h
S.M.A.R.T.
2Fh
Read Log EXT
E2h
Standby
C4h
Read Multiple
E0h
Standby Immediate
20 or
Read Sector(s)
CAh
Write DMA
40 or
Read Verify Sector(s)
35h
Wri
te DMA EXT
10h
Recalibrate
61h
Write FPDMA Queued
57h
Write Log DMA EXT
3Fh
Write Log EXT
C5h
Write Multiple
30h or
Write Sector(s)
2.2 S.M.A.R.T.
S.M.A.R.T. is an abbreviation for Self-Monitoring, Analysis and Reporting Technology, a self-monitoring
system that provides indicators of drive health as well as potential disk problems. It serves as a warning for
users from unscheduled downtime by monitoring and displaying critical drive information. Ideally, this should
allow taking proactive actions to prevent drive failure and make use of S.M.A.R.T. information for future product
development reference.
Apacer devices use the standard SMART command B0h to read data out from the drive to activate our
S.M.A.R.T. feature that complies with the ATA/ATAPI specifications. S.M.A.R.T. Attribute IDs shall include
initial bad block count, total later bad block count, maximum erase count, average erase count, power on hours
and power cycle. When the S.M.A.R.T. Utility running on the host, it analyzes and reports the disk status to the
host before the device reaches in critical condition.
Note: attribute IDs may vary from product models due to various solution design and supporting capabilities.

APSDM004GMBCN-BTW

Mfr. #:
Manufacturer:
Apacer
Description:
Solid State Drives - SSD mSATA A1 4GB ET
Lifecycle:
New from this manufacturer.
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