TDA18272HNC1 NXP [NXP Semiconductors], TDA18272HNC1 Datasheet - Page 3
TDA18272HNC1
Manufacturer Part Number
TDA18272HNC1
Description
Hybrid (analog and digital) Silicon Tuner for terrestrial and cable TV reception
Manufacturer
NXP [NXP Semiconductors]
Datasheet
1.TDA18272HNC1.pdf
(10 pages)
Fig 1.
Block diagram TDA18272HN/M
SURGE
42-870 MHz
RF input
CB TRAP
2
nd
tuner
RFIN
STO
TEMPERATURE
SENSOR
AGC1
LNA
RF FILTER
AGC2
Xtal
DIVIDER
FRAC-N
RFAGC
AGC3
H3H5
filter
AGC4
loop
filter
DIVIDERS
IR mixer
LO
LC VCO
AGCK
I
2
AGC5
PLD
C-BUS CONTROL
IF filters
INTERFACES
DUAL TUNER
PROTOCOL
AGC AND
AND
IF AGC
SHAPER
PULSE
IFP
IFN
VIFAGC
IRQ
AS_XTSEL
SDA
SCL
VSYNC
FREEZE
MASTERSYNC
001aak482
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