Broadcom BCM94331CSAX

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multiple revisions of this device, use caution
abgn (AN900)
802.11a/b/g/n WLAN + Bluetooth PCI-E Combo Card
BCM94331CSAX.jpg
WikiDevi.wi-cat.ru
Platform
BrandModelRev
Broadcom BCM94331CSAX
Series
BCM94331
Interface
PCIe
Connector
(non-standard connector)
ID:14e4:4331 (7 addl. devices) SS: 106b:00ef
Windows: PCI\VEN_14E4&DEV_4331&SUBSYS_00EF106B
FCCID
ICID
Chip1
Broadcom BCM4331

OUI: 20:C9:D0 (-, 1 W)

Antenna Connection
MHF4
MIMO status
3x3:3
Wireless Standards
IEEE 802.11a/b/g/n
802.11n
up to 450/450 Mbps
802.11g
up to 54 Mbps
802.11b
up to 11 Mbps
802.11a
up to 54 Mbps
Operating Frequency
2.4 or 5 GHz
Other
Flags:
Bluetooth 4.0

Additional chips
Bluetooth SoC;Broadcom;BCM20702A3;BCM20702, A3KWFBG, HC1212 P13, 190644 N1W;1;
2.4/5GHz Front End Module;Skyworks;SE5515;SE5515, 2113J, 1211 CN;2;
5GHz Power Amplifier IC;Skyworks;SE5019T;SiGe, 5019T, 110FS;1;
2.4GHz Power Amplifier IC;Skyworks;SE2598L;SiGe, 2598L, 1240W;1;

Probable Linux driver
should work with Broadcom's latest wl driver
6.30.223.126 is now available on Broadcom's site
6.30.223.30 is available in...
Alberto Milone's Broadcom testing PPA or the broadcom-wl packages (w/ dkms or w/ no dkms) in the Arch AUR

.. or, alternatively, b43 (in backports, k3.2+)
PCI ID not yet observed in any mainline kernel /
this list (note: outdated)

(see also passys)

Retail
FCC approval date 07 February 2012
ASIN B00LAW6146 Flag of the United States.svg
 Chip1 brandChip2 brand
Broadcom BCM94331CDBroadcom
Broadcom BCM94331CSAXBroadcom
Broadcom BCM94331MCBroadcom

For a list of all currently documented Broadcom chipsets with specifications, see Broadcom.

For a list of all currently documented Broadcom device with specifications, see Broadcom.

450 Mbps - 3SS 5GHz 802.11n (40MHz chan.),
450 Mbps - 3SS 2.4GHz 802.11n (40MHz chan.) = AN900 class

Overview

The PCIe connector for this device is proprietary

(see external links below for more info).

The antenna connector used for this card is presumed to be MHF4.

Broadcom BCM94331CSAX

This module is using the following components...
different chip pkg. from the standard BCM4331KMLG)
  • w/ 2 Skyworks SE5515 Dual Band Front End Modules (FEMs)
  • w/ 1 Skyworks (SiGe) SE5019T 5GHz Power Amplifier (PA)
  • w/ 1 Skyworks (SiGe) SE2598L 2.4GHz Power Amplifier (PA)
  • Broadcom BCM20702 rev.A3 Bluetooth SoC (USB)

This is the wireless module for at least the...

Apple MacBook Pro w/ Retina display (2012)
The 20:C9:D0 OUI used in this entry is per the module depicted in the above photo..

Links of Interest

Teardowns w/ module visible

(Apple MacBook Pro 2012 w/ Retina display)

Other

(lspci dump [sans subsystem])
Subsystem appears to be 106b:00ef