TDA18272HN Ver la hoja de datos (PDF) - NXP Semiconductors.

Número de pieza

componentes Descripción

Fabricante

TDA18272HN

Hybrid (analog and digital) Silicon Tuner for terrestrial and cable TV reception

NXP Semiconductors. 

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RF input

LNA

42-870 MHz

SURGE

CB TRAP RFIN

RF FILTER

H3H5

filter

RFAGC

IR mixer

IF filters

AGCK

IF AGC

IFP

IFN

VIFAGC

STO

2nd tuner

AGC1

AGC2

AGC3

TEMPERATURE

SENSOR

FRAC-N

DIVIDER

Xtal

AGC4

LO

DIVIDERS

LC VCO

AGC5

PLD

I2C-BUS CONTROL

AND

INTERFACES

IRQ

AS_XTSEL

SDA

SCL

AGC AND

DUAL TUNER

PROTOCOL

PULSE

SHAPER

VSYNC

FREEZE

MASTERSYNC

loop

filter

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Fig 1. Block diagram TDA18272HN/M

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