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Overview: Functional Overview
10007175-02 KAT4000 User’s Manual
1-5
FUNCTIONAL OVERVIEW
The following block diagram provides a functional overview for the KAT4000:
Figure 1-1: General System Block Diagram
MPC8548
Processor
IPMB Base High Speed
Fabric A
Clock RTM I/O
(Optional)
High Speed
Fabric B
Clock
sRIO (x4)
IPMC
To Zone 3
(Optional)
Zone 3
Connections
(Opt.)
To Eth
Core
Switch
(Opt.)
GbE
RGMII
PLD
NOR
Flash
Socketed
Flash
To Update Channel
on J20 (Optional)
Xfmr
Xfmr (2)
GbE
PHYs (2)
Local bus
10/100
PHY
Xfmr
DDR2-667
2GB
SROM
Fat Pipe Switch Module
Fabric Options:
GbE, sRIO,
10-1 GbE or 10-10 GbE
GbE
PHY
EIA-232
Transceiver
Sensors
-48V
Cnvrtr
AMC
A-to-D
EIA-232
Xcvr
Serial
Header
GbE
PHYs (2)
AMC (x4) Single-Width,
Half-/Full-/Extended-Height
Serial
Header
NAND
Flash
To Zone 3
PCIe or GbE
on port 1
I
2
C
RTC
Fat Pipe
SO-DIMM
User 1
SEEPROM
CPU Init
SEEPROM
User 2
SEEPROM
PCIe
(x1 or x4)
To Eth
Core
Switch
PEX8524
PCI Express Switch
(Optional)
VSC7376
Ethernet Core Switch
Layer 2 (Optional)
SERDES
SERDES
4 SERDES
2 SGMII
SERDES
Private I
2
C
GbESERDES
Main PLD
I
2
C
To Zone 3
To Zone 3
2 SERDES
To local bus
2 SERDES
To processor
Optional
Serial 1
10/100 Debug Eth (MII)
PCIe
GMII/RGMII
4 SERDES
Serial 2
242
4 SERDES
4 SERDES
2 9
To
local
bus
4 SERDES
(no conn.
for
GbE)
3
IPMB-L I
2
C
P10 J20 Zone 3J23