TDA18214 Ver la hoja de datos (PDF) - NXP Semiconductors.
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TDA18214 Datasheet PDF : 8 Pages
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NXP Semiconductors
5. Block diagram
TDA18214
Silicon tuner for digital terrestrial and cable TV reception
to a second
TDA18214AHN
or to a
TDA18214HN
loop-through
output
LTO
CAPRFAGC
SURGE AND CB
TRAP FILTER
LNA/RF
STO splitter
RFIN
RF tracking
filter
RF AGC
H3H5 and
wireless filter
IR mixer
CAPSMOOTH
LO
DIVIDER
TDA18214AHN
IF filters
IF amplifier
GAIN
MANAGEMENT
IFP
IFN
VIFAGC
XTALINSEL
XTALP
XTALN
XTOUT1
XTOUT2
clock input
buffer
Xtal
oscillator
clock output
buffer
LC-VCO
∆∑ PLL
POWER LEVEL
DETECTOR
TEMPERATURE
SENSOR
VCO
REGULATOR
I2C-bus
INTERFACE
l/O
SCL
SDA
AS
IRQ
CP
VTUNE
PLL loop
filter
CAPREGVCO
GPO2
GPO1/RFAGC_SENSE
aaa-002614
Fig 1. TDA18214AHN block diagram
TDA18214_SDS
Preliminary short data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1. — 13 July 2012
© NXP B.V. 2012. All rights reserved.
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