SAF7741 Просмотр технического описания (PDF) - NXP Semiconductors.

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SAF7741

Car radio Digital Signal Processor (DSP)

NXP Semiconductors. 

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5. Block diagram

IFAD_INPUTS_1

AGC1_1

AGC1_2

SAF7741HV

IF

4

ADC1

IQC

PDC1

AGC

data_in

1k PRAM 2k XRAM

0.5k 2k XRAM

INPUT

I 8k PROM 2kYRAM

PRAM 2kYRAM

1kYROM shared 8k PROM

BUFFER

2x32x24 Q

TDSP1

mem

1

128x24

TDSP1E

3

FIR CRD

CRD

ws,bck,

data_out

IIS 4

Mux 4

3

3

4

(C) Audio Section

T1EIISniterface

DR _OUT

RGPDAC1

DICE_CLK

RGPDAC2

AGC2_2

AGC2_1

IFAD_INPUTS_2

4

100kHz/

2 400kHz

IF

4

ADC2

Mux

DIV

Fosc

AGC

PDC2

IQC

RGP

DAC1

RGP

DAC2

INPUT

BUFFER

2x32x24

8FS

IIS

SHARED MEM

128x24

IIS T1

T2

IIS

OUT

MUXING

RDSDEC1

FIR CRD

Q

TDSP2

I

0.5k 2k XRAM

PRAM 2kYRAM

8k PROM 1kYROM

SHARED MEM

128x24

RDSDEC2

10

TDSP_IOF1..10

(A) Audio Section

(B)Audio Section

RDS_CLK

RDS_DATA1

RDS_CLK2

RDS_DATA2

Fig 1. Block diagram of SAF7741HV radio section

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