tda9808t NXP Semiconductors, tda9808t Datasheet - Page 18
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tda9808t
Manufacturer Part Number
tda9808t
Description
Single Standard Vif-pll With Qss-if And Fm-pll Demodulator
Manufacturer
NXP Semiconductors
Datasheet
1.TDA9808T.pdf
(36 pages)
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Philips Semiconductors
1999 Jun 04
handbook, full pagewidth
handbook, full pagewidth
Single standard VIF-PLL with QSS-IF and
FM-PLL demodulator
(1) I
(2) Gain.
V i(VIF)(rms)
tuner
0.06
0.01
(mV)
100
(mV) (dB V)
0.6
0.1
60
V i(SIF)(rms)
10
; R
6
1
TOP
gain
(dB)
= 22 k .
110
100
70
60
50
40
30
20
10
10
90
80
70
60
50
40
30
20
0
1
1
(3) I
(4) I
Fig.4 Typical VIF (pins 1 and 2) and tuner AGC characteristic.
tuner
tuner
1.5
1.5
Fig.5 Typical SIF (pins 19 and 20) AGC characteristic.
; R
; R
TOP
TOP
= 11 k .
= 0 .
2
2
2.5
2.5
18
(1)
(2)
3
3
(3)
3.5
3.5
(4)
4
4
Product specification
V 17 (V)
V 5 (V)
TDA9808
MHA737
MHA738
4.5
4.5
0
1
2
I tuner
(mA)