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 1-114
Pin Definition Notations
Document
7405-1HDM00-R
Peripherals
Serial ATA Interface (2 port) – 18
1
15 - Ethernet/USB/
SATA
SATA_RXDP1
AI
–
1.2
–
F33
Differential receiver for
channel 1
1
15 - Ethernet/USB/
SATA
SATA_RXDN1
AI
–
1.2
–
F34
Differential receiver for
channel 1
1
15 - Ethernet/USB/
SATA
SATA_RXDP2
AI
–
1.2
–
H32
Differential receiver for
channel 2
1
15 - Ethernet/USB/
SATA
SATA_RXDN2
AI
–
1.2
–
H33
Differential receiver for
channel 2
1
15 - Ethernet/USB/
SATA
SATA_TXDP1
AO
–
1.2
–
G33
Differential transmitter for
channel 1
1
15 - Ethernet/USB/
SATA
SATA_TXDN1
AO
–
1.2
–
G34
Differential transmitter for
channel 1
1
15 - Ethernet/USB/
SATA
SATA_TXDP2
AO
–
1.2
–
J33
Differential transmitter for
channel 2
1
15 - Ethernet/USB/
SATA
SATA_TXDN2
AO
–
1.2
–
J32
Differential transmitter for
channel 2
1
11 - UHF/Video/HDMI/
RFM/AUDIO/...
SATA_AVDD1
2_0
APWR
–
1.2
–
H31
Receiver 1/2 analog 1.2 volt
power
1
11 - UHF/Video/HDMI/
RFM/AUDIO/...
SATA_AVDD1
2_1
APWR
–
1.2
–
J30
Transmitter 1/2 analog 1.2
volt power
1
11 - UHF/Video/HDMI/
RFM/AUDIO/...
SATA_AVSS_
0
AGND
–
GND
–
G32
Receiver 1/2 analog ground
1
15 - Ethernet/USB/
SATA
SATA_PLLTE
STP
AO
–
1.2
–
M28
PLL Test
1
15 - Ethernet/USB/
SATA
SATA_PLLTE
STN
AO
–
1.2
–
L29
PLL Test
1
11 - UHF/Video/HDMI/
RFM/AUDIO/...
SATA_PLLVD
D12
APWR
–
1.2
–
J31
PLL crystal supply voltage
(1.2V)
1
15 - Ethernet/USB/
SATA
SATA_REFCL
KP
XI
–
1.2
–
K31
100 MHz crystal
1
15 - Ethernet/USB/
SATA
SATA_REFCL
KN
XI
–
1.2
–
K30
100 MHz crystal,
complement
IR Blaster/IR Receiver – 2
1
10 - Infrared
IR_OUT
S/O
PD
5
8
AL15
IR Blaster data
1
10 - Infrared
IR_IN0
I
PD
5
8
AL14
IR Receiver data. Shared
with Observe PLL
Table 1-19: Pin Descriptions (Cont.)
# of
Pins
Orcad Schematic
Block
Label
I/O
Res.
Tol.
(V)
Drv.
(mA)
Loc.
Description