Data brief

For further information contact your local STMicroelectronics sales office.

March 2011

Doc ID 18339 Rev 2

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STiH251

Advanced STB decoder with

integrated DVB-T2 and DVB-T demodulator

Features

– User-selectable mode

– Compatible with low to high IF tuners

– ADC for RF signal strength indicator

(H264/VC-1/MPEG2)

(H264/VC-1/MPEG2/AVS)

(MPEG 1, 2, MP3, DD/DD+, AAC/AAC+,

WMA9/WMA9Pro)

applications CPU

interface

processing

e-SATA, Ethernet MAC/MII/RMII and PCI)

SVP, MS-DRM and DTCP-IP

Description

The STiH251 uses state-of-the-art process

technology to provide a fully featured HD AVC,

DVB-T2 and DVB-T demodulator/decoder IC.

It is a highly integrated system-on-chip, suitable

for STB markets across terrestrial, and

terrestrial/IP hybrid networks worldwide.

JTAG

STB peripherals I/O

Digital video HD/SD in/out

Resets

Analog out

Clocks

Modes

PCM I/O

S/PDIF out

External interrupts

Clock Gen

System serv

Peripherals

SSC

UART

MAFE

PWM

Infrared

Smartcard

Connectivity

Transport

Security

Analog video HD/SD out

Audio I/O

Display

Video I/O

Transport streams

Parallel/serial in/out

Audio decoder

Video decoder

EMI

PCI

SPI Flash Ctrl

LMI

System

interfaces

CPU

STBus

PCM players

PCM reader

DACs

Dual FDMA

Bdisp Blitter

Flash, SFlash

NOR, NAND

USB

e-SATA

Ethernet

DAA

Demodulator

DVB-T

IF in

Transport

streams

DDR1/DDR2

Serial Flash

PCI Peripherals

Memory

Flash, SFlash

NOR, NAND

DVB-T2

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