Google Chromecast (H2G2-42)

multiple revisions of this device, use caution

bgn (N150)
media streamer, computer-on-a-stick
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Status Unknown
Tomato any flavor	Incompatible
Platform
Brand • Model • Rev	Google Chromecast
Model Part Number	H2G2-42
FCC ID	A4RH2G2-42
IC ID	10395A-H2G242
Type	media streamer, computer-on-a-stick
CPU1	Marvell 88DE3005
CPU1 Type	ARM Cortex-A9 (v7)
CPU1 Speed	1.0 GHz ( 2 cores )
Flash1 Chip	Micron MT29F16G08CBACA
Flash1 Size	2 GiB 2,048 MiB <br />2,147,483,648 B <br />16,777,216 Kib <br />2,097,152 KiB <br />16,384 Mib <br />
RAM1 Size	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />
RAM1 Chip	Micron MT41K256M16HA-125:E
802dot11 OUI: D0:E7:82 (-, 1 W), F8:8F:CA (2 E, 3 W)
Expansion IF types	none specified
Power	5 VDC, 0.85 A
Connector type	USB Female Micro-B
Flags: HDMI out
Other
Default SSID: ChromecastXXXX
Manuf/OEM/ODM	Flextronics
Retail
Availability	common
FCC approval date	17 May 2013
(Est.) release date	07 August 2013
UPC	811571013579 (UPC DB, On eBay)
ASIN	B00DR0PDNE
Country of manuf	China
Radio 1
Radio1 module	AzureWave AW-NH387
Radio1 module IF	SDIO (module)
Chip1	Marvell 88W8787
Wireless interface OUI	D0:E7:82, F8:8F:CA
Antenna Connector Type	none specified
MIMO status	1x1:1
Wireless Standard	IEEE 802.11b/g/n
802.11n	up to 150 Mbps
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz
CPU1 brand Radio1 chip1 brand Radio1 chip2 brand Google Chromecast (H2G2-42) Marvell Marvell Google Chromecast 2015 (NC2-6A5) Marvell Marvell Google Chromecast 2018 (NC2-6A5B) Marvell Marvell Google Chromecast Audio (RUX-J42) Marvell Marvell Google Chromecast Ultra (NC2-6A5-D) Marvell Marvell

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

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

• 150 Mbps - 1SS 2.4GHz 802.11n (40MHz chan.) = N150 class

Overview

See also FCC ID: A4RH2G2-2A (new revision?)

Before configuration, the device broadcasts an SSID w/ a format of ChromecastXXXX

(XXXX being a 4-digit number) w/ a F8:8F:CA (Google Fiber) OUI.

After setup, the device seems to use a D0:E7:82 (AzureWave) OUI.

Per the FCC test report...

• the manufacturer is noted as Flextronics International LTD
• the product name is noted as H840 DEVICE
• the device is single-stream 802.11b/g/n capable

AzureWave AW-NH387L (QFN) 1T1R 802.11bgn PPage

Inverted F Antenna (IFA) (1.9dBi gain) on the PCB

• the device takes power via a standard USB Female Micro-B port.

The power adapter is specified as a...

• GPN SSW-2222US (120-240VAC ~ 50/60Hz -> 5VDC)

this charger appears to have been used with Motorola phones

(photos on xda-developers.com's forums)

100-240VAC ~ 50/60Hz, 0.2A -> 5.1VDC 850mA, w/ USB (Female A) connector

standard USB charger w/ 850mA power output

Additional specifications

Additional specifications, per Google's product page, follow...

• Dimensions (L x W x H): 72 mm x 35 mm x 12 mm
• Weight: 34 g

Links of Interest

Product page

Chromecast on Wikipedia

Reviews

• On AnandTech
• On FlatpanelsHD

Wikis

• On the GTVHacker Wiki

External links

• Teardown on iFixit

"H840 REV 3.30" is silkscreened on the board.

Marvell 88DE3005 (DE3005-A1, ARMADA 1500-mini) SoC

Micron MT29F16G08CBACA 16Gb (2GB) NAND

Micron MT41K256M16HA-125:E 4Gb (512MB) DDR3 RAM (FBGA code D9PXV)

USB Female Micro-B power connector

• Thread w/ HW details on Chromecastdev.com (FCC photos mirrored)

"H840 REV 3.10" appears to be silkscreened on the board.

Marvell 88DE3005-A1 (DE3005-A1) SoC

Product brief for the DE3010

ARMADA 1000, dual Sheeva cores, the DE3005 uses a single core

Micron MT29F16G08CBACA 16Gb (2GB) NAND

Micron MT41K256M16HA-125:E 4Gb (512MB) DDR3 RAM (FBGA code D9PXV)

Seems to have been code named Eureka