User's Manual

Intel® Centrino® Wireless-N 105 (Canyon Peak)
Intel® Centrino® Wireless-N 135 (Canyon Peak w/Bluetooth)
Intel® Centrino® Wireless-N 2200 (Marble Peak)
Intel® Centrino® Wireless-N 2230 (Jackson Peak 1)
Intel® Centrino® Advanced-N 6235 (Jackson Peak 2)
Hardware Specification, Rev. 2.2
Intel Confidential
473288
14
3 Electrical Specifications
This section provides information about the electrical specifications for the products hardware.
The specification covers the module Hardware Interface Signals, Power Consumption, and
DC/AC characteristics. For more details please refer to the PCI Express Mini Card
Electromechanical Specification, Revision 1.2 and the PCI Express Base Specification, Revision
1.2. Mostly this is common to all 5 products. Whenever there is any change specific to one of
the products, it will be highlighted in the comments column
3.1 Hardware Interface Signals
The Hardware design is based on PCI Express Mini Card Electromechanical Specification.
System interface signals are described in the table below.
The Wi-Fi core implements PCI express, compliance to PCIe v1.2 specifications. Bluetooth uses
USB 2.0 Full Speed. The Wi-Fi core connects to the PCH through dedicated Clink interface for
OOB.
Table 3: PCI Express Mini Card System Interface Signals
Signal
Group
Signal
Direction
Description
Comments
Auxiliary
Signals
(3.3V
Compliant)
PERST#
Input
Functional Reset to
the card.
CLKREQ#
Output
Reference clock
request signal.
WAKE#
Output
Open Drain active low
signal. This signal is
used to request that
the system return
from a
sleep/suspended
state to service a
function initiated wake
event.
PCI
Express
REFCLK+,
REFCLK-
Input
PCI Express
differential reference
clock (100 MHz).
PETp0, PETn0
PERp0, PERn0
Input/Output
PCI Express x1 data
interface: One
differential transmit
pair and one
differential receive
pair.
USB
USB_D+
Input/Output
Comply with USB 2.0
specifications.
USB_D-
Input/Output
SBD
USB Side
Band Deferring
Output
Active Low, indicating
device has data to
send to host.