For further information contact your local STMicroelectronics sales office.

December 2012

Doc ID 024009 Rev 1

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STV0910

Multi-standard advanced dual demodulator

for satellite digital TV broadcast set-top boxes

Data brief

Features

■ Dual multi-standard demodulation for

broadcast applications

– DVBS2 QPSK, 8PSK, CCM, VCM

– Legacy DVBS and DirecTV™ QPSK with

SuperFEC™ for enhanced reception

– Multi-tap equalizer for RF reflection

removal

– Wide range carrier frequency tracking loop

for offset recovery

■ Advanced version for DVBS2 16APSK,

32APSK, low QPSK code rates and ACM

■ Dual multi-standard decoding

– DVBS2 FEC and framing

– Up to 270 Mbit/s channel bit rate

– DVBS or DirecTV™ legacy

■ Interfaces

– Dual data to MPEG decoder

– DVB common interface compliant

–I2C serial bus interface, including two

private repeaters for tuners

– JTAG interface for boundary scan

– 2 DiSEqC 2.x 22-kHz interfaces

– FSK interface

– Flexible GPIOs and interrupts

– Bit error rate monitoring and reporting

■ Technology

– Multi supply: 1.1-V core, 2.5-V analog,

3.3-V digital interfaces

– Fine-grained power management

– LFBGA-168 12x12 mm2 package, RoHS

Description

The STV0910 is a cost effective,

high-performance dual demodulator/decoder for

advanced DVB satellite reception.

AGCRF1

AGCRF2

[IN1, IP1]

[QN1, QP1]

[IN2, IP2]

[QN2, QP2]

XTALI

XTALO

SCL, SDA

SDAT1, SCLT1

SDAT2, SCLT2

DISEQCIN1

DISEQCOUT1

FSKRX_IN

TAP

GPIO[22:0]

D2[7:0]

CLKOUT2

STROUT2

DPN2

ERROR2

D1[7:0]

CLKOUT1

STROUT1

DPN1

ERROR1

Dual

10-bit ADC

Dual

10-bit ADC

Slave I2C

manager

DiSEqCTM 2.0

managers

FSK manager

GPIO

switch matrix

JTAG

boundary

scan

Clock generation

ASIC

controller

power

management

and

Multi-standard demodulators

IO and

RF AGC

Multi roll-off

Nyquist and

interpolation

filters

DVBS2

pilots

processor

and framing

Echo

concealment

equalizer

Demapper

Carrier

recovery

loop

Timing

recovery

loop

CNR

estimator

Lock indicator and

monitoring

DVBS2 FECs

Legacy FECs

Viterbi decoder

Inner de-interleaver

Reed–Solomon decoder

Energy descrambler

LDPC decoder

BCH decoder

DVBS2 de-framing

CRC checker

Transport

stream

manager

FSKTX_OUT

FIFO Line 1

FIFO Line 2

DISEQCIN2

DISEQCOUT2

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