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TDA9814T データシートの表示(PDF) - Philips Electronics
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TDA9814T
Multistandard VIF-PLL with QSS-IF and dual FM-PLL/AM demodulator
Philips Electronics
TDA9814T Datasheet PDF : 36 Pages
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CVAGC
TOP
C
BL
tuner
AGC
loop
filter
2 x f
PC
AFC
2
VIF
1
VIF AMPLIFIER
28
SIF
27
25
3
4
16
5
22 21
20
TUNER AND VIF-AGC
VCO TWD
AFC DETECTOR
18
FPLL
SIF
AMPLIFIER
SINGLE REFERENCE
MIXER AND
AM DEMODULATOR
VIDEO DEMODULATOR
AND AMPLIFIER
8
VIDEO
BUFFER
19
TDA9814T
13
FM DETECTOR (PLL)
10
AF AMPLIFIER
video
1 V (p-p)
CVBS
2 V (p-p)
Vi(vid)
AF1
INTERNAL VOLTAGE
STABILIZER
SIF-AGC
26 24 23
7
1/2 VP
5V
standard
switch
6
CSAGC
9
17
5.5
L/L accent
5.74
switch
SIF
FM DETECTOR (PLL)
11
AF2
AF AMPLIFIER
15 14
12
MED858 - 3
Fig.1 Block diagram.
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