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Cisco DPC3940CMAD

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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
BrandModelRev Cisco DPC3940CMAD
FCC ID VUIDPC3929CM
Type wireless router, cable modem, analog phone gateway
CPU1 checkY Broadcom BCM33843
CPU1 Type BMIPS5000
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 DPC3929CMADVUIDPC3929CM

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

For a list of all currently documented Cisco devices 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]).