STI5197 Datasheet, PDF (1/4 Pages) STMicroelectronics – Cost-effective QAM demodulator and MPEG2 decoder for SD set-top box applications

STi5197
STi5197L
Cost-effective QAM demodulator and MPEG2 decoder
for SD set-top box applications
Data brief
Features
■ ITU-T J83 Annexes A/B/C, DVB-C compliant
■ 256 QAM demodulation and FEC sub-system
■ MPEG2 MP@ML video decoding
■ Audio decoding (MPEG1, 2, MP3, Dolby
Digital 5.1)
■ Linux and OS21 compatible ST40 applications
CPU
■ 16-bit SDR/DDR1 compatible local memory
interface
■ Multi-stream, DVR capable, transport stream
processing
■ Extensive connectivity (USB 2.0 host/ULPI,
Ethernet MAC MII/RMII, DVB-CI)
■ Cable STBs can be produced with very small
BOM and two-layer PCBs
■ Active and passive low power modes
■ Integrated voltage regulator
Description
The STi5197 integrates in a single IC, QAM
demodulation, FEC, Multi-stream transport
demultiplexing, an applications CPU, audio/video
decode, video processing, graphics and display,
STB peripherals, audio/video DACs, digital
audio/video outputs, USB 2.0 host controller/ULPI
and an Ethernet MAC MII/RMII.
The STi5197L is a feature-optimized variant for
Asian markets.
JTAG
Resets
Clocks
Modes
Analog out
PCM I/O
S/PDIF out
STB peripherals I/O
External interrupts
CPU/FPU
ST40
MMU
Interrupts
I cache
D cache
Timer
Debug
Transport
Security
PTI
TS merger
Clock Gen
System serv
FDMA
Audio I/O
PCM players
S/PDIF player
DACs
Blitter display
Audio decoder
Video decoder
LCMPEG
Demodulator
DVB-C
STBus
Display
Video planes
Graphic planes
Cursor plane
Main VDP
Aux VDP
Deinterlacer
Capture
Peripherals
SSC
UART
GPIO
PWM
Infrared
Smartcard
ILC
Video I/O
DVOs
Denc
Teletext
DACs
VTG
System
interfaces
EMI
SPI
LMI
Connectivity
Transport streams Transport IF in
Parallel/serial in/out streams
Digital video SD in/out
Analog video SD out
March 2010
Doc ID 15456 Rev 3
For further information contact your local STMicroelectronics sales office.
Flash, SFlash
NOR, NAND
Serial Flash
SDRAM/DDR
Memory
USB
Ethernet
1/4
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