MStar

MStar Semiconductor, Inc.

http://www.mstarsemi.com/

• 2002: Founded (MStar Semiconductor Inc.)
• 2012: MediaTek announced that it would acquire MStar Semiconductor Inc.,

which held a strong market share position in digital television chips.

The merger between MediaTek and MStar was delayed by antitrust

concerns of China and South Korea and finally finalized on Feb. 2014

MStar Platform

MIPS Core

• K1 Series – MSD
• K2 Series – MSD
• K5 Series – MSD5C35, MSD7T75, MSD7S35, MSD7T55, MSD7C35, MSD7C45, MSD7T45,
• T12 Series - MSA3Z ??

---

• MStar MSA3Z177Z1 @900MHz - Roku

ARM Core

• MStar MSD6A638 • Spec.

CPU: ARM Cortex-A53 Dual Core, GPU: Mali 450MP4, H.265/VP9

Embed DTMB/DVB-C, USB 3.0, USB2.0, HDMI 2.0, 4K*2K/60Hz

• MStar MSO9180 (D1R) - @1.5GHz (Quad Core ARM Cortex-A9 r4, Octa Core Mali 450 GPU)
• MStar MSO9280 (PBM) - @1.5GHz (Quad Core ARM Cortex-A7, Quad Core Mali 450 MP4 GPU)

MStar’s Powerful ARM-based, integrated smart IP box solution which supports all-purpose multi-media decoding,

3D formatter, media-center function, and smart entertainment platform enabled by CODEC Engine, CPU and GPU

• MStar MSO9380 @1.2GHz (Quad Core ARM Cortex-A53) - Roku

Devices

8 total devices

Device	Type	PHY modes	Manuf.	CPU1	FLA1	RAM1	WI1	WI2	Switch	Ether.	Expan.	Ports	FCC date
Roku Express (3700X) FCC ID: TC2-R1012	media streamer	bgn	CoO:	MStar MSA3Z177Z1 900 MHz	256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />	Broadcom BCM43143 1x1:1, bgn						2016-09-20
Roku Express (3710X) FCC ID: TC2-R1012	media streamer	bgn	CoO:	MStar MSA3Z177Z1 900 MHz	256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />	Broadcom BCM43143 1x1:1, bgn						2016-09-20
Roku Premiere (3920X) FCC ID: TC2-R1024	media streamer	bgn	CoO:	MStar MSO9380 1.2 GHz 4 cores	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />	1,024 MiB1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br />1 GiB <br />	Realtek unk. 1x1:1, bgn						2018-09-24
Roku Premiere (4620X) FCC ID: TC2-R1013	media player media streamer	abgn+ac	CoO:	MStar MSO9380 1.2 GHz 4 cores	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />	1,024 MiB1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br />1 GiB <br />	Broadcom BCM43569 2x2:2, abgn+ac Ant. conn: U.FL						2016-09-26
Roku Premiere+ (3921X) FCC ID: TC2-R1024	media streamer	bgn	CoO:	MStar MSO9380 1.2 GHz 4 cores	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />	1,024 MiB1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br />1 GiB <br />	Realtek unk. 1x1:1, bgn						2018-09-24
Roku Premiere+ (4630X) FCC ID: TC2-R1013	media player media streamer	abgn+ac	CoO:	MStar MSO9380 1.2 GHz 4 cores	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />	1,024 MiB1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br />1 GiB <br />	Broadcom BCM43569 2x2:2, abgn+ac Ant. conn: U.FL			100M 1x LAN	MicroSD Card slot		2016-09-26
Roku Ultra (4640X) FCC ID: TC2-R1013	media player media streamer	abgn+ac	CoO:	MStar MSO9380 1.2 GHz 4 cores	1,024 MiB1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br />1 GiB <br />	1,024 MiB1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br />1 GiB <br />	Broadcom BCM43569 2x2:2, abgn+ac Ant. conn: U.FL			100M 1x LAN	USB 2.0 MicroSD Card slot	1x USB	2016-09-26
Zidoo X9 FCC ID: 2AGN7-X9	media streamer Android media player	abgn		MStar MSO9180 1.5 GHz 4 cores	8,192 MiB8,589,934,592 B <br />67,108,864 Kib <br />8,388,608 KiB <br />65,536 Mib <br />8 GiB <br />	2,048 MiB2,147,483,648 B <br />16,777,216 Kib <br />2,097,152 KiB <br />16,384 Mib <br />2 GiB <br />	MediaTek MT7662U 2x2:2, abgn Ant. conn: MHF4 Is a module			100M 1x LAN	USB 3.0 USB 2.0 HDMI	3x USB	2016-04-14