2/24/2008 9T6WP
BCM7405
Preliminary Hardware Data Module
Hardware Signal Descriptions
06/29/07
Bro a d c o m C o rp o r a ti o n
Page 1-102
Pin Definition Notations
Document
7405-1HDM00-R
1
14 - 64 Bit DDR2
SDRAM
DDR01_A10
I/O
Ext PU
SSTL
_18
–
AG4
Shared DDR DRAM
Address Bus for 16-bit lane
0 and 1
1
14 - 64 Bit DDR2
SDRAM
DDR01_A11
I/O
Ext PU
SSTL
_18
–
AH3
Shared DDR DRAM
Address Bus for 16-bit lane
0 and 1
1
14 - 64 Bit DDR2
SDRAM
DDR01_A12
I/O
Ext PU
SSTL
_18
–
AH1
Shared DDR DRAM
Address Bus for 16-bit lane
0 and 1
1
14 - 64 Bit DDR2
SDRAM
DDR01_A13
I/O
Ext PU
SSTL
_18
–
AE3
DDR DRAM Address Bus
for 16-bit lane 0 and 1
1
14 - 64 Bit DDR2
SDRAM
DDR1_A04
I/O
Ext PU
SSTL
_18
–
AF5
Dedicated DDR DRAM
Address Bus for 16-bit lane
1
1
14 - 64 Bit DDR2
SDRAM
DDR1_A05
I/O
Ext PU
SSTL
_18
–
AG2
Dedicated DDR DRAM
Address Bus for 16-bit lane
1
1
14 - 64 Bit DDR2
SDRAM
DDR1_A06
I/O
Ext PU
SSTL
_18
–
AF4
Dedicated DDR DRAM
Address Bus for 16-bit lane
1
1
14 - 64 Bit DDR2
SDRAM
DDR23_A00
I/O
Ext PU
SSTL
_18
–
J5
Shared DDR DRAM
Address Bus for 16-bit lane
2 and 3
1
14 - 64 Bit DDR2
SDRAM
DDR23_A01
I/O
Ext PU
SSTL
_18
–
H2
Shared DDR DRAM
Address Bus for 16-bit lane
2 and 3
1
14 - 64 Bit DDR2
SDRAM
DDR23_A02
I/O
Ext PU
SSTL
_18
–
J4
Shared DDR DRAM
Address Bus for 16-bit lane
2 and 3
1
14 - 64 Bit DDR2
SDRAM
DDR23_A03
I/O
Ext PU
SSTL
_18
–
J3
Shared DDR DRAM
Address Bus for 16-bit lane
2 and 3
1
14 - 64 Bit DDR2
SDRAM
DDR2_A04
I/O
Ext PU
SSTL
_18
–
L2
Dedicated DDR DRAM
Address Bus for 16-bit lane
2
1
14 - 64 Bit DDR2
SDRAM
DDR2_A05
I/O
Ext PU
SSTL
_18
–
L1
Dedicated DDR DRAM
Address Bus for 16-bit lane
2
1
14 - 64 Bit DDR2
SDRAM
DDR2_A06
I/O
Ext PU
SSTL
_18
–
M2
Dedicated DDR DRAM
Address Bus for 16-bit lane
2
1
14 - 64 Bit DDR2
SDRAM
DDR23_A07
I/O
Ext PU
SSTL
_18
–
K3
Shared DDR DRAM
Address Bus for 16-bit lane
2 and 3
1
14 - 64 Bit DDR2
SDRAM
DDR23_A08
I/O
Ext PU
SSTL
_18
–
L5
Shared DDR DRAM
Address Bus for 16-bit lane
2 and 3
Table 1-19: Pin Descriptions (Cont.)
# of
Pins
Orcad Schematic
Block
Label
I/O
Res.
Tol.
(V)
Drv.
(mA)
Loc.
Description