TDA9898HN datasheet(10/103 Pages) NXP

No de pièce	TDA9898HN

Description	Multistandard hybrid IF processing

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Fabricant	NXP [NXP Semiconductors]

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10 / 103 page

TDA9897_TDA9898_3

Product data sheet

Rev. 03 — 11 January 2008

10 of 103

NXP Semiconductors

TDA9897; TDA9898

Multistandard hybrid IF processing

Fig 3.

Block diagram of TDA9897 (continued in Figure 4)

A

B

C

D

E

F

G

008aaa091

TDA9897

I2C-BUS

SIF AGC

PEAK

AGC

TUNER

VIF PLL

AND

ACQUISITION

HELP

VIF

AFC

NYQUIST

FILTER

sideband

I

Q

VIF AGC

23

36

AGCDIN

IF3A

IF3B

SDA

3

4

IF2A

IF2B

9

10

2, 5, 18, 37

TOP2

LFVIF

LFSYN1

11

13

i.c.

TAGC

45

47

IF1A

IF1B

6

7

FM peak

24

SCL

14

i.c.

SYNTHESIZER

AND VCO

SYNTHESIZER

AND VCO

standard

1

LFSYN2

25

ADRSEL

32

BVS

22

GNDD

38

SIDEBAND

FILTER

sideband

Q

I

SOUND

CARRIER

TRAP

trap reference

GROUP

DELAY

EQUALIZER

DECODER

I2C-BUS

TOPNEG

n.c.

optional tuner

AGC TOP for

IF based tuner

AGC and

radio signal

strength detector

onset

CTAGC

8

I2C-BUS TOP2

AND RSSI

RSSI

DETECTOR

AND

IF BASED

TUNER

AGC

GND

48

2

×

Numéro de pièce similaire - TDA9898HN

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Description similaire - TDA9898HN

Fabricant	No de pièce	Fiches technique	Description
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Siemens Semiconductor G...	TDA6160-2S	254Kb / 17P	Multistandard Sound IF
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