TDA10045 Philips Semiconductors, TDA10045 Datasheet - Page 4

• Manufacturer Part Number: TDA10045
• Description: DVB-T channel receiver
• Manufacturer: Philips Semiconductors

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SACLK
(V IM , V IP )
analog IF
digital IF
FI (9:0)
XIN
DS_SPARE(3:1)
2f s
f s
10
PLL
SP_IN(1:0)
SDA_TUN
A
D
C
SCL_EEP
SDA_EEP
SCL_TUN
10
SDA
SCL
INTERFACE
OUTPUT
MPEG-2
3 SPARE
spare inputs
INTERFACE
CONVERSION
optional
I
BASEBAND
2
C-BUS
AGC
DESCRAMBLER
3* 10
RECOVERY
CPT_UNCOR
(NCO)
VAGC
TIME
FREQUENCY, TIME, FRAME, RECOVERY
Fig.1 Block diagram.
DECODER
FFT WINDOW POSITIONING
RS
SYNCHRONIZATION
TPS DECODING
RECOVERY
CARRIER
DSP CORE
CHANNEL DECODER
DIGITAL FRONT-END
DE-INTERLEAVER
DEMODULATION
AND COFDM
FORNEY
OUTER
ESTIMATOR
COARSE
TDA10045H
TIME
FFT
VBER
DECODER
VITERBI
CBER
frequency response
DE-INTERLEAVER
spectrum
COFDM
confidence
CALCULATION
CONFIDENCE
BIT
CHANNEL ESTIMATION
AND CORRECTION
PARTIAL CHANNEL
INTERPOLATION
INTERPOLATION
CALCULATION
FREQUENCY
ESTIMATION
CPE
TIME
DE-INTERLEAVER
AND DE-MAPPER
FREQUENCY
CORRECTION
CHANNEL
INNER
constellation
(I,Q)
MGU414