STI7109, STi7109

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STi7109
Low-cost HDTV set-top box decoder for H.264 and Microsoft WMA9
Data Brief

Features

The STi7109 is a single-chip, high-definition video decoder including: Microsoft VC-1, WMA9 and H.264 support Linux , Windows CE and OS21 compatible ST40 CPU core: 266 MHz transport filtering and descrambling video decoder: VC-1 (including WMA 9), H.264 (MPEG-4 part 10) and MPEG-2 SVP compliant Windows DRM support graphics engine and dual display: standard and high-definition audio decoder: including Windows Media Audio 9 (WMA-9) and WMA-9 Pro DVD data retrieval and decryption
5 x 2-ch PCM out S/PDIF AudioL 2-ch PCM in AudioR Audio DACs Audio decoder and interfaces ST231 core

The STi7109 also features the following embedded interfaces: USB 2.0 host controller/PHY interface DVI/HDMITM output digital audio and video auxiliary inputs low-cost modem 100BT ethernet controller with integrated MAC and MII/RMII interface for external PHY serial ATA (SATA)

DDR SDRAM

SD video in Serial ATA interface

Peripheral I/O and external interrupts

32 ST40 core 266 MHz UDI MMU 16 K Icache Int. control 32 K Dcache

32

Video LMI System LMI

2x I/F SmCard USB 2.0 6x GPIO

IR Tx/Rx ILC

MAFE interface 4x UARTs

PWM 3x SSCs

Digital video input STBus

2 x PDES

CP FDMA Clock generator and system services

Video decoder VC-1 (inc WMV-9) H264/MPEG-2 ST231 core Ethernet, MII/RMII DVI-HDCP HDMI

2D gamma blitter

CUR

3 x GDP

DEI Main video display Aux video display EMI EMPI

PTI

PTI

Display compositor

Output stage DACs

DENC DACs

TSmerger/router

MII/RMII for 100BT Ethernet TSIN0 TSIN1 TS I/O NRSS-A

TMDS main video output (HD)

Main video output (HD) YPbPr

Aux video output (SD) YC/CVBS

Flash or companion chip

December 2006

Rev 2

1/9
www.st.com 9

For further information contact your local STMicroelectronics sales office.

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STI7109 DATASHEET