tda8295 NXP Semiconductors, tda8295 Datasheet - Page 29

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

NXP Semiconductors
TDA8295_1
Product data sheet
Table 24.
Legend: * = default value.
Bit
7 to 5 -
4
3 to 0 SBP[3:0]
Fig 8. Notch filter for adjacent sound carrier suppression
(1) M/N standard.
(2) B standard.
(3) G/H, D/K, I, L and L-accent standard.
Symbol
DC_NOTCH R/W
Notch filter for NSC (NPC for L-accent standard)
FILTERS_2 register (address 10h) bit description
Digital global standard low IF demodulator for analog TV and FM radio
Access Value Description
R/W
R/W
(dB)
resp(f)
Rev. 01 — 4 February 2008
10
10
20
30
40
50
60
0
0
-
0
1*
0001*
0010
0100
1000
2
not used
notch filter to remove ADC DC offset
The SSIF band-pass attenuates unwanted video
frequencies, e.g. color carrier. For FM radio standard it
provides almost channel selectivity (see
4
off
on
SSIF band-pass 4.5 MHz (M/N standard)
SSIF band-pass 6.2 MHz (all other TV standards)
SSIF band-pass 5.5 MHz high selectivity (FM radio)
SSIF band-pass off
(1)
(2)
(3)
6
8
10
001aah359
12
f (MHz)
14
TDA8295
© NXP B.V. 2008. All rights reserved.
Figure
9).
29 of 77