tda8295 NXP Semiconductors, tda8295 Datasheet - Page 61

• Manufacturer Part Number: tda8295
• Description: Tda8295 Digital Global Standard Low If Demodulator For Analog Tv And Fm Radio
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 68.
Power supplies 3.3 V, 1.2 V; T
all others 10 %; FM/AM modulation = 54 %, 1 kHz modulation frequency; measured in application PCB (see
16 MHz crystal frequency, loaded with 75
settings (recommended) except internal mono audio and IF demodulation. The low IF spectrum is delivered by a professional
downconverter.
TDA8295_1
Product data sheet
Symbol
(S/N)
(S/N)
(S/N)
w(SC1)
w(SC2)
w
Characteristics
Parameter
first sound carrier weighted
signal-to-noise ratio
second sound carrier
weighted signal-to-noise
ratio
weighted signal-to-noise
ratio
…continued
amb
= 25 C; PC / SC1 for L and M = 10 dB, all others 13 dB; residual picture carrier for L = 3 %,
Digital global standard low IF demodulator for analog TV and FM radio
(CVBS) and 1 k (SSIF/audio). Values are meant for ‘easy programming’
Conditions
via external SSIF sound
demodulator in Dual mode;
“ITU-R BS.468-4” ; FM mode
related to 27 kHz deviation
before pre-emphasis; 10 %
residual PC
via SSIF sound demodulator;
“ITU-R BS.468-4” ; AM;
m = 54 %; 3 % residual PC
via external SSIF sound
demodulator in Dual mode;
“ITU-R BS.468-4” ; FM mode
related to 27 kHz deviation
before pre-emphasis; 10 %
residual PC
FM radio; via SSIF sound
demodulator in Mono mode;
“ITU-R BS.468-4”
black picture
flat field white picture
6 kHz sine wave picture
250 kHz square wave
picture
crosshatch picture
color bar picture
black picture
flat field white picture
color bar picture
black picture
flat field white picture
6 kHz sine wave picture
250 kHz square wave
picture
crosshatch picture
color bar picture
Rev. 01 — 4 February 2008
Min
60
60
54
55
54
59
40
40
40
58
58
54
46
56
57
60
Typ
64
64
58
59
58
63
43
43
43
62
62
58
50
60
61
64
TDA8295
© NXP B.V. 2008. All rights reserved.
Figure
Max Unit
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