TDA7333 Datasheet

IC型號(hào)：
TDA7333
PDF描述：
RDS/RBDS PROCESSOR
文件大小：
661.67KB
PDF頁數(shù)：
21頁
芯片廠家：
STMICROELECTRONICS

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TDA7333

RDS/RBDS PROCESSOR

鈻?/div>

Features

ORDER HIGH RESOLUTION SIGMA

DELTA CONVERTER FOR MPX SAMPLING

DIGITAL DECIMATION AND FILTERING

STAGES

DEMODULATION OF EUROPEAN RADIO

DATA SYSTEM (RDS)

DEMODULATION OF USA RADIO

BROADCAST DATA SYSTEM (RBDS)

AUTOMATIC GROUP- AND BLOCK

SYNCHRONIZATION WITH FLYWHEEL

MECHANISM

ERROR DETECTION AND CORRECTION

PROGRAMMABLE INTERRUPT SOURCE

(RDS BLOCK,TA)

C/SPI BUS INTERFACE

COMMON QUARTZ FREQUENCY 8.55 MHz

or 8.664MHz

Figure 1. Package

TSSOP16

Table 1. Order Codes

Part Number

TDA7333

鈻?/div>

Package

TSSOP16

鈻?/div>

3.3V POWER SUPPLY, 0.35 碌m CMOS

TECHNOLOGY

Description

The TDA7333 is a RDS/RDBS signal processor,

intended for recovering the inaudible RDS/RBDS

informations which are transmitted on most FM ra-

dio broadcasting stations.

Figure 2. Block Diagram

Cref

REF1

Cref

REF3

Cref

16pF

Cxti

16pF

Cxto

XTO

VDDA

REF2

XTI

VSS

VDDD

OSCILLATOR

MPX

Cmpx

SIGMA DELTA

converter

SINC4

filter

BANDPASS

filter

INTERPOLATOR

sinc4reg

MPX

SCL_CLK

SDA_DATAIN

SA_DATAOUT

CSN

sdaout

sdain

sck

spi

testreg

resetn

MPX

TEST LOGIC

PIN MUX's

I2C/SPI

interface

RDS

demodulator &

synchronisation

INTN

RESETN

January 2005

Rev. 1

1/21

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