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TDA9812 Datasheet(PDF) 21 Page - NXP Semiconductors

Part # TDA9812
Description  Multistandard VIF-PLL and FM-PLL/AM demodulator
PDF  32 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA9812 Datasheet(HTML) 21 Page - NXP Semiconductors

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1995 Mar 21
21
Philips Semiconductors
Preliminary specification
Multistandard VIF-PLL and
FM-PLL/AM demodulator
TDA9812
Fig.5 Typical tuner AGC characteristic.
handbook, halfpage
4.5
2.0
1.0
1.0
0
70
50
10
0
20
40
60
10
1.0
2.0
2.5
3.0
1.5
3.5
4.0
MBE438
30
gain
(dB)
V
(V)
28
I tuner
(mA)
R
= 22 k
Ω
TOP
11 k
Ω
0 k
Ω
I
=
tuner
gain =
Fig.6 Typical tuner VIF characteristic.
handbook, halfpage
4.5
2.0
1.0
1.0
0
60
6
0.6
0.06
1.0
2.0
2.5
3.0
1.5
3.5
4.0
MBE439
VIF input
(1, 2)
(mV RMS)
V
(V)
28
I tuner
(mA)
R
= 22 k
Ω
TOP
11 k
Ω
0 k
Ω
I
=
tuner
gain =
Fig.7 Typical AGC characteristic.
handbook, halfpage
4.5
120
40
20
60
100
0
1.0
2.0
2.5
3.0
1.5
3.5
4.0
MBE440
80
(dB
µV)
V (V)
8
Fig.8 Typical SIF AGC characteristic.
handbook, halfpage
4.5
0.1
0.01
0.001
1
100
1000
1.0
2.0
2.5
3.0
1.5
3.5
4.0
MBE441
10
SIF input
(31, 32)
(mV RMS)
V (V)
8



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