tda8296 NXP Semiconductors, tda8296 Datasheet - Page 55

• Manufacturer Part Number: tda8296
• Description: Tda8296 Digital Global Standard Low If Demodulator For Analog Tv And Fm Radio
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 64.
Power supplies 3.3 V, 1.2 V; T
3 % for L/L’ , 10 % for M, 10 % for B/G, 12.5 % for D/K, 20 % for I; FM/AM modulation = 54 %, 1 kHz modulation frequency;
measured in application PCB (see
1 k
full scale, input frequencies as defined under row header IF input.
TDA8296
Product data sheet
Symbol
Reference frequency in Oscillator mode (with a crystal)
f
Δf
IF input
V
R
C
V
f
IF selectivity
α
Carrier recovery FPLL
B
Δf
m
f
xtal
i
step(AFC)
sup(stpb)
i(p-p)
i
−3dB(cl)
i(dif)
i(dif)
over(PC)
xtal
pullin
Ω
/f
(SSIF/audio). Operation mode set via easy programming
xtal
Characteristics
Parameter
crystal frequency
relative crystal frequency
variation
peak-to-peak input voltage
differential input resistance
differential input
capacitance
input voltage
input frequency
stop-band suppression
closed-loop −3 dB
bandwidth
pull-in frequency range
picture carrier over
modulation index
AFC step frequency
…continued
amb
= 25
Figure 22
°
C; PC/SC1 for L and M = 10 dB, all others 13 dB; nominal residual picture carrier of
Digital global standard low IF demodulator for analog TV and FM radio
All information provided in this document is subject to legal disclaimers.
and
Conditions
temperature, ageing and
spreading
for full-scale ADC input
(0 dBFS)
operational input related to
ADC full scale; all standards;
sum of all signals
PC / SC1
FM radio
Hilbert filter stop-band
decimation filter stop-band
notch for NSC (NPC for
L-accent standard)
ultrawide
superwide
wide
medium
narrow
black for L/L-accent standard;
flat field white else
128 steps
M/N standard
B standard
G/H standard
I standard
D/K standard
L standard
L-accent standard
Figure
Rev. 1 — 3 March 2011
23) with 16 MHz crystal frequency, terminated with 75
(Section
9.3.1), otherwise stated. Low IF input signal at -3dB
[2]
[3]
[3]
Min
-
-
0.7
10
-
−3
-
-
-
-
-
-
-
-
−60
−40
−40
-
-
-
-
-
-
115
13
Typ
16
-
0.8
15
2
−3
5.40 / 0.90 -
6.40 / 0.90 -
6.75 / 1.25 -
7.25 / 1.25 -
6.85 / 0.35 -
6.75 / 0.25 -
1.25 / 7.75 -
1.25
-
-
-
280
130
60
30
15
±830
117
-
TDA8296
© NXP B.V. 2011. All rights reserved.
Max
-
±200
0.9
-
3
−3
-
-
-
-
-
-
-
-
-
-
-
-
Ω
(CVBS) and
Unit
MHz
10
V
kΩ
pF
dBFS
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
dB
dB
dB
kHz
kHz
kHz
kHz
kHz
kHz
%
kHz
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