TDA18273C1 NXP [NXP Semiconductors], TDA18273C1 Datasheet - Page 3

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TDA18273C1

Manufacturer Part Number
TDA18273C1
Description
Hybrid (analog and digital) Silicon Tuner for terrestrial and cable TV reception
Manufacturer
NXP [NXP Semiconductors]
Datasheet
Fig 1.
Block diagram
SURGE
42-870 MHz
RF input
CB TRAP
RFIN
TEMPERATURE
SENSOR
AGC1
LNA
band-split
filter
CLOCKS
RF FILTER
AGC2
Xtal
RFAGC
DIVIDER
FRAC-N
AGC3
wireless
H3H5/
filter
AGC4
loop
filter
DIVIDERS
IR mixer
LO
LC VCO
CONTROL
AGC
DETECTOR
AGCK
VSYNC
PLD
I
2
AGC5
C-BUS CONTROL
IF filters
INTERFACES
AND
SHAPER
PULSE
IF AGC
IFP
IFN
VIFAGC
VSYNC
AS_XTSEL
SDA
SCL
IRQ
001aam151

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