2/24/2008 9T6WP
BCM7405
Preliminary Hardware Data Module
Functional Description
06/29/07
Bro a d c o m C o rp o r a ti o n
Page 1-90
Peripherals
Document
7405-1HDM00-R
Figure 1-32: SATA Core Block Diagram
USB
The USB module consists of the host controller with root hub capability, a device controller, and two integrated transceivers
with two ports. The host controller is USB 2.0 compliant, and the transceiver is able to operate at a transfer rate of 480 Mbps.
The device controller communicates at a rate of 480 Mbps.
A third USB 2.0 host/client port is available and is independent and private with respect to the USB 2.0 channels.
I/O BUFFERS
30 ANALOG POWER PADS 35 uM pitch
PLL
FSY
NTH
HOST I/F
TPORT
LINK
PHY I/F
HOST I/F
TPORT
LINK
PHY I/F
P
R
B
S
P
R
B
S
REGS
MDIO
BERT
MISC GLUE
PCI I/F
CLOCK MUX
PCI REGS
TX
RX
txserializer
txserializer
RX
TX
PORT 0
PORT 1
pci_sata_mult
dual_sata
sata2_top
18 IN - MISC
81 IN - PCI
92 OUT- PCI
22 OUT - MISC
txd
[9:0]
rxd
[9:0]
clks,
status
ctl, cfg