Computer On Modules
All product specifications are subject to change without notice
Last updated : 24-Mar-2009
Features
SOM-4455
AMD Geode™ LX800 ETX CPU Module
SODIMM socket
Embedded AMD Geode
LX800 processor
100 pin connector
(ISA)
100 pin connector
(PCI/USB/Audio)
100 pin
connector
(VGA/LCD/TV/
COM/LPT/FDD/
IrDA/KB/Mouse)
100 pin connector
(IDE/Ethernet/Other)
Embedded AMD Geode™ LX800 CPU
AMD CS5536 Chipset
Supports one DDR SODIMM up to 1 GB
AMD CS5536 Integrated 2D engine
Display type: 24-bit LVDS or 18-bit TTL
Intel 10/100 Mbps LAN
Expansion: 4 PCI master (3 PCI master for SATA version), ISA
4 x USB 2.0, 1 EIDE (2 EIDE for SATA version), 2 COMs, FDD/LPT port
Specifications
Form Factor
ETX 3.0
Processor System
CPU
AMD Geode LX800
Front Side Bus
33 MHz
System Chipset
AMD Geode LX800/CS5536
BIOS
AWARD 4 Mbit Flash BIOS
Memory
Technology
DDR 200/266/333/400 MHz
Max. Capacity
up to 1 GB
Socket
1 x 200-pin SODIMM socket
Display
Chipset
AMD CS5536
VRAM
Shared system memory up to 254 MB
Graphics Engine
AMD CS5536 2D engine
LCD
24-bit LVDS or 18-bit TTL
VGA
up to 1024 x 768
Dual Display
CRT + LCD (Simultaneous mode)
Ethernet
Chipset
Intel 82551ER 10/100 Mbps Ethernet
Speed
10/100 Mbps
WatchDog Timer
256 timer intervals, from 1 to 255 sec or min setup by software, jumperless selection, generates system reset
Expansion
4 x PCI master (3 x PCI master for SATA version), ISA
I/O
PATA
1 x EIDE (UDMA 100) (2 x EIDE for SATA version)
SATA
2 x SATA on ETX CPU module (For SATA version)
USB
4 x USB 2.0
Audio
Realtek ALC203 AC97 Codec support Line-in/out, MIC-in
GPIO
1-bit GPIO, 2-bit GPE
COM
2 COM ports
FDD/LPT
1 x FDD or LPT
SSD
1 x Type II CF slot
Power
Power Type
ATX, AT
Power Supply Voltage
+5 V only (+5 VSB needs for ATX)
Power Consumption
(Typical)
Typical: (1 GB DDR 333)
+5 V @ 1.80 A (AMD LX800)
Power Consumption
(Max, test in HCT)
Max: (1 GB DDR 333)
+5 V @ 2.01 A (AMD LX800)
Environment
Operating Temperature
0 ~ 60° C (32 ~ 140° F)
Operating Humidity
0% ~ 90% relative humidity, non-condensing
Mechanical
Dimensions
114 x 95 mm (4.5" x 3.74")
SATA connector
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