Specifications

Packing List

Optional Items

www.dfi.com DFI reserves the right to change the specifications at any time prior to the product's release. Changes thereafter will be based on the product's revision. Please contact your sales

representative for the exact revision offered in your area. All product names mentioned are trademarks of their respective companies. © February 19, 2024 DFI Inc.

AL551

SYSTEM

Processor

Intel Atom® Processor E3900 Family, BGA 1296

Intel Atom® x7-E3950 Processor, Quad Core, 2M Cache, 1.6GHz (2.0GHz), 12W

Intel Atom® x5-E3940 Processor, Quad Core, 2M Cache, 1.6GHz (1.8GHz), 9.5W

Intel Atom® x5-E3930 Processor, Dual Core, 2M Cache, 1.3GHz (1.8GHz), 6.5W

Intel Pentium® Processor N4200, Quad Core, 2M Cache, 1.1GHz (2.5GHz), 6W

Intel® Celeron® Processor N3350, Dual Core, 2M Cache, 1.1GHz (2.4GHz), 6W

Memory

One 204-pin SODIMM up to 8GB

Single Channel DDR3L 1866MHz

BIOS

Insyde SPI 128Mbit (supports UEFI boot only)

GRAPHICS

Controller

Intel® HD Graphics

Feature

OpenGL 4.2, Direct X 11.1, OpenCL 1.2, OGL ES 3.0

HW Decode: H.264, MPEG2, VC1, VP8, H.265, MPEG4

HW Encode: H.264, MPEG2, MPEG4

Display

1 x VGA

1 x LVDS

1 x DP++

VGA: resolution up to 2048x1536 @ 50Hz

LVDS: dual channel 48-bit, resolution up to 1920x1200 @ 60Hz

DP++: resolution up to 4096x2160 @ 60Hz

Triple Displays

VGA + LVDS + DP++

EXPANSION

Interface

1 x Full-size mini-PCIe (USB/PCIe)

1 x Extension I/O connector (available upon request)

1 x M.2 B key 2242 (PCIe/USB 2.0/SATA 3.0)

AUDIO

Audio Codec

Realtek ALC262

ETHERNET

Controller

2 x Intel® I210AT PCIe (10/100/1000Mbps)

2 x Intel® I210IT PCIe (10/100/1000Mbps) (available upon request)

REAR I/O

Ethernet

2 x GbE (RJ-45)

USB

2 x USB 3.1 Gen1

2 x USB 2.0

1 x USB3.1 Gen1 Type C OTG (Linux only, available upon request)

Display

1 x VGA

1 x DP++

1 x LVDS

INTERNAL I/O

Serial

2 x RS-232/422/485 (2.0mm pitch)

USB

2 x USB 2.0 (2.0mm pitch)

Display

1 x LVDS LCD Panel Connector

1 x LCD/Inverter Power

Audio

1 x Audio (Line-out/Mic-in)

Audio Speaker Out, Support 2 x 3W Speaker

SATA

1 x SATA 3.0 (up to 6Gb/s)

1 x SATA Power

DIO

1 x 8-bit DIO

SMBus

1 x SMBus

WATCHDOG TIMER

Output & Interval

System Reset, Programmable via Software from 1 to 255 Seconds

SECURITY

TPM 2.0

fTPM2.0 (default)

dTPM2.0 (opt.)

POWER

Type

Single 12V +/-10% DC

Connector

Right Angle Connector (4-pin)

DC-in Jack (available upon request)

Vertical Type Connector (4-pin) (available upon request)

Consumption

Typical: E3950:12V @ 0.6A (7.2Watt)

Max.: E3950:12V @ 2A (24Watt)

RTC Battery

Lithium 3V (210mAH)

OS SUPPORT (UEFI Only)

Windows 10 IoT Enterprise (64-bit), Linux

ENVIRONMENT

Temperature

Operating: 0 to 60°C (Option: -20 to 70°C / -40 to 85 °C)

Storage: -40 to 85°C

Humidity

Operating: 10 to 90% RH

Storage: 10 to 90% RH

MTBF

467,547 hrs @ 25°C; 277,970 hrs @ 45°C ; 179,655 hrs @ 60°C

MECHANICAL

Dimensions

3.5" SBC Form Factor

146mm (5.75") x 102mm (4.02")

Height

PCB: 1.6mm

Top Side: 15.5mm, Bottom Side: 8.0mm

CERTIFICATIONS

CE, FCC Class B, RoHS

• 1 AL551 board

• 1 COM port cable (Length: 300mm, 2 x COM ports) A81-015020-001G

• 1 Serial ATA data cable (Length: 500mm)

332-553001-205G

• 1 Serial ATA power cable (Length: 250mm)

A81-004041-016G

• 1 Heat sink (Height: 25mm)

N series CPU A71-008119-001G

E series CPU A71-010038-000G

• USB port cable (Length: 200mm)

A81-001032-016G

• Power adapter (60W, 12V)

671-106012-000G

• Heat spreader for AL551 E-Serial CPU

A71-808312-001G

• Heat spreader for AL551 N-Serial CPU

A71-808313-000G

• Heat sink for wide temp/E series CPU (Height: 35mm) A71-010038-010G

• Audio cable (Length: 160mm)

A81-022007-016G

• 4 pin to DC jack cable (Length: 100mm)

A81-004051-016G