PD671XXX-8 Datasheet, PDF (10/14 Pages) Microsemi Corporation – 24-Channel PoE AF and AT DIMM

PD671xxx - 8 / 12 / 24-Channel PoE AF and AT DIMM
Data Sheet (Non-confidential)
Functional Description____________________________________
The following sections detail the PD671xxx DIMM Master functions.
System Level
Figure 6 illustrates a 24-port Enhanced mode system based on the PD671xxx DIMM Master.
HOST
CPU
Control
Lines
ISOLATION
I/O
UART / I ²C
PoE
Controller
PD69000
Control Lines
PD69012
ENHANCED
DIMM
PD67124M
PD69012
Master
SPI
Bus
Ethernet
Switch
PoE
System
PD69012
ENHANCED
DIMM
PD67124S
PD69012
Slave
Figure 6: PD67124M/S DIMM Configuration
Figure 7 illustrates a 24-port Auto mode system based on the PD671xxx DIMM Master.
PD
(1 of 24)
PD
(25 of 48)
HOST
CPU
Control
Lines
ISOLATION
I/O
I²C
Control Lines
PD69012
ENHANCED
DIMM
PD67124AM
PD69012
Master
SPI
Bus
Ethernet
Switch
PoE
System
PD69012
ENHANCED
DIMM
PD67124AS
PD69012
Slave
Figure 7: PD67124AM/AS DIMM Configuration
PD
(1 of 24)
PD
(25 of 48)
Copyright © 2009
Microsemi
Page 9
Rev. 1.0 / 17-March-10
Analog Mixed Signal Group
2381 Morse Avenue, Irvine, CA 92614, USA; Within the USA: [phone], Outside the USA: [phone] Fax: [phone]