SAA7131E 데이터 시트보기 (PDF) - NXP Semiconductors.

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SAA7131E

Global standard low-IF demodulator and PCI audio and video decoder for analog TV

NXP Semiconductors. 

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IF AGC

low IF

LEFT1

RIGHT1

sound

audio

inputs

LEFT2

RIGHT2

SIF

CVBS

S-video

inputs

CV0_Y

CV1_Y

CV2_C

CV3_C

CV4

digital

data

inputs

TS data

TS data

I2S-bus

GPIO

ITU656

AGC

DETECTOR

10-BIT

ADC

FILTERS

PLL

DEMODULATOR

VIDEO

DEMODULATION

INTERCARRIER

GENERATION

IF DEMODULATOR PART

10-BIT

DAC

10-BIT

DAC

ANALOG

NF/AUDIO

FRONT END

STEREO

BUFFER

16-BIT

STEREO ADC

ANALOG

SIF/AUDIO

FRONT END

8-BIT

SIF

ADC

NICAM DECODER

BTSC

EIAJ

FM A2 DECODER

AM DECODER

DSP

AUDIO AND VIDEO DECODER PART

STEREO DAC

AUDIO

OUTPUT

MUX

I2S-BUS

FORMAT

ANALOG 9-BIT

VIDEO VIDEO

FRONT END ADC

ANALOG 9-BIT

VIDEO VIDEO

FRONT END ADC

DIGITAL VIDEO

COMB FILTER

DECODER

TS PARALLEL

TS SERIAL

STATIC I/O

VIDEO PORT

FORMAT

VIDEO MATRIX

SCALER GAMMA

CLIPPING

FORMAT

SAA7131E

REGISTER

UNIT

IRQ

CVBS out

SIF out

audio

stereo

output

I2S-bus

I2S-bus

PCI-bus

I2C-bus

Interrupt

001aab087

Fig 2. Block diagram

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