Chapter 2
Major Component (ICs) Definitions
Table 2-1
lists the major ICs, including a brief description of each, on the CoreModule 920.
2-4
show the locations of the major ICs.
Table 2-1. Major Component Descriptions and Functions
Chip Type
CPU (U1)
DDR3 SDRAM
(U3, U5, U8, U10,
U11 [to enable
ECC])
DDR3 SDRAM
(U4, U6, U7, U9 - on
bottom side [see
Figure
2-4])
PCH [Platform
Controller Hub
(U12)]
Gigabit Ethernet
PHY Transceiver
(U14)
Gigabit Ethernet
Controller (U15)
Ethernet EEPROM
(U16)
PCIe-to-PCI Bridge
(U17)
LPC-to-UART
Controller (U18)
CoreModule 920
Mfg.
Model
Intel
Core i7, 3517UE,
1.7GHz (17W)
Hynix
H5TQ2G83BFR-H9
Hynix
H5TQ2G83BFR-H9
Intel
BD82QM67
(PCH)
Intel
82579LM
Intel
82574IT
Atmel
AT25128B-SSHL-B
Texas
XIO2001IPNP
Instruments
Fintek
F81216AU-I
Reference Manual
Product Overview
Figures 2-3
Description
Function
Central Processing
Integrates
Unit with 2
Processor Core
execution cores and
and Graphics
up to 8MB L3 cache
Memory
Controller Hub
On-board DDR3
Provides high-
256M x 8 System
speed data
Memory
transfer
On-board DDR3
Provides high-
256M x 8 System
speed data
Memory
transfer
I/O Hub for
Provides
common user
Southbridge
interfaces
interfaces and
off loads some
Northbridge
functions from
the CPU
Single-port Gigabit
Provides a
Ethernet PHY
standard IEEE
Transceiver for
802.3 Ethernet
GLAN1 interface
interface for
Ethernet transfer
rates up to 1000
Mb/s
Gigabit Ethernet
Generates PCIe
controller for
10T/100TX/
GLAN2 interface
1000T Ethernet
signals
Three-Wire Serial
Provides storage
EEPROM for
for MAC
Gigabit Ethernet
addresses, serial
Controller
numbers, and
pre-boot
configuration
data
PCIe-to-PCI
Migrates legacy
interface
PCI interfaces
Serial
Provides 4
communication
UART ports
controller
through the LPC
bus
and
11
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