Cisco DPC3940CMAD

abgn+ac (AC1750)
DOCSIS 3.0 16x4 Wireless Residential Gateway with Embedded Digital Voice Adapter
Wikipedia	Cisco Systems
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Status Unknown
Tomato any flavor	Status Unknown
Platform
Brand • Model • Rev	Cisco DPC3940CMAD
FCC ID	VUIDPC3929CM
Type	wireless router, cable modem, analog phone gateway
CPU1	Broadcom BCM33843
CPU1 Type	BMIPS 5000
CPU1 Speed	not specified ( 2 cores )
Flash1 Chip	Micron MT29F1G08ABAEA
Flash1 Size	128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
RAM1 Size	256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />
RAM1 Chip	SK hynix H5TQ2G63FFR-PBC
ETH chip1	Broadcom BCM33843
Switch	Broadcom BCM53124
Cable Modem Spec	DOCSIS 3.0: (16 x 4)
Ethernet Port Count	4-1GbE-LAN
Wired Standard	IEEE 802.3i/3u/3ab
802dot11 OUI: none specified
Expansion IF types	USB 2.0
USB ports	1
USB Hub Compatible	Untested
Power	100-240 VAC ~ 50/60 Hz, 1.8 A
Connector type	C7P
Flags: DOCSIS 3.0
Additional chips Dual Channel Ringing SLIC;Zarlink;Le9540;9540DUQC, J A G, 1314MAAA, MALAYSIA;1; MoCA 2.0 controller;Broadcom;BCM6803;BROADCOM, BCM6803KFSBG, TN1333 P20, P9050 P3; MoCA PA/LNA;Broadcom;BCM3450;3450, KMLG 10, TS1316, 27B3891 W;1; 5GHz Power Amplifier IC;Skyworks;SE5003L1;5003L1, 1311 MY;3;
Other
Manuf/OEM/ODM	Pegatron
Retail
FCC approval date	30 December 2013
Country of manuf	China
Radio 1
Chip1	Broadcom BCM4360
Wireless interface OUI	none specified
Antenna Connector Type	U.FL
MIMO status	3x3:3
Wireless Standard	IEEE 802.11a/n/ac
802.11ac	up to 1300 Mbps
802.11n	up to 450 Mbps
802.11a	up to 54 Mbps
WiFi Operating Frequency	5 GHz
Radio cor_rev	40
Radio 2
Chip1	Broadcom BCM4331
Wireless interface OUI	none specified
Antenna Connector Type	U.FL
MIMO status	3x3:3
Wireless Standard	IEEE 802.11b/g/n
802.11n	up to 450 Mbps
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz
Radio cor_rev	29
FCC ID Cisco DPC3929CMAD VUIDPC3929CM

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

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

• 1300 Mbps - 3SS 5GHz 802.11ac (80MHz chan.),

• 450 Mbps - 3SS 2.4GHz 802.11n (40MHz chan.) = AC1750 class

Overview

FCC ID VUIDPC3929CM would seem to cover both the DPC3929CMxxxx series (BCM3383Z based [8x4]) and the DPC3940CMxxxx series (BCM33843 based [16x4]).