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 1-134
Pin Definition Notations
Document
7405-1HDM00-R
1
18 - DDR2 1.8V
DDRV
V
V
1.8
–
U7
Digital Power Supply
(DDR0) (1.8V I/O ±5%)
1
18 - DDR2 1.8V
DDRV
V
V
1.8
–
AH7
Digital Power Supply
(DDR0) (1.8V I/O ±5%)
1
18 - DDR2 1.8V
DDRV
V
V
1.8
–
AJ6
Digital Power Supply
(DDR0) (1.8V I/O ±5%)
1
18 - DDR2 1.8V
DDRV
V
V
1.8
–
AJ7
Digital Power Supply
(DDR0) (1.8V I/O ±5%)
1
18 - DDR2 1.8V
DDRV
V
V
1.8
–
AJ8
Digital Power Supply
(DDR0) (1.8V I/O ±5%)
1
18 - DDR2 1.8V
DDRV
V
V
1.8
–
G8
Digital Power Supply
(DDR0) (1.8V I/O ±5%)
1
18 - DDR2 1.8V
DDRV
V
V
1.8
–
AF6
Digital Power Supply
(DDR0) (1.8V I/O ±5%)
Digital Ground (including Thermal Ground) Balls - 174
1
21 - DGND/AGND
DVSS
G
G
–
–
B6
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
P15
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
P16
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
P17
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
P18
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
P19
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
P20
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
P21
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
R15
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
R16
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
R17
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
R18
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
R19
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
R20
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
R21
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
T15
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
T16
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
T17
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
T18
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
T19
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
T20
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
T21
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
U15
Digital Ground
1
21 - DGND/AGND
DVSS
G
G
–
–
U16
Digital Ground
Table 1-19: Pin Descriptions (Cont.)
# of
Pins
Orcad Schematic
Block
Label
I/O
Res.
Tol.
(V)
Drv.
(mA)
Loc.
Description