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TDA9800T Datasheet(PDF) 3 Page - NXP Semiconductors

Part # TDA9800T
Description  VIF-PLL demodulator and FM-PLL detector
PDF  23 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA9800T Datasheet(HTML) 3 Page - NXP Semiconductors

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July 1994
3
Philips Semiconductors
Preliminary specification
VIF-PLL demodulator and FM-PLL detector
TDA9800
Fig.1 Block diagram.
VP = 5 V (9 V)
18
1
2
20
16
17
INTERNAL
REFERENCE
VOLTAGE
TRAVELLING
WAVE
DIVIDER
AFC
AGC
DETECTOR
VCO
3-STAGE
IF-AMPLIFIER
FREQUENCY
DETECTOR
AND PHASE
DETECTOR
9
10
15
7
IF
AGC
12
TUNER
AGC
tuner AGC
output
takeover
point
TDA9800
VIDEO
DEMODULATOR
VIDEO
AMPLIFIER
19
3
14
11
13
8
BUFFER AND
NOISE
CLIPPING
FM-PLL
AF
AMPLIFIER
1 V (p-p)
4
5
6
sound
MUTE
IF input
SOUND
TRAP
SOUND
FILTER
sound
mute
video and
intercarrier
n.c.
MED329
TPLL
2fPC
Vi PC
VP
VCO2
VCO1
AFC
Vo AF
CAF
CAF
Vo CVBS
2 V (p-p)
Vi IC
Vi(vid)
Vo(vid)
MUTE
CAGC
CAGC
TAGC
TOP
CCS
Vi VIF2
Vi VIF1
GND



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