tda8296 NXP Semiconductors, tda8296 Datasheet - Page 28

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

NXP Semiconductors
Table 20.
Table 21.
Legend: * = default value.
TDA8296
Product data sheet
Standard
M/N
B
G/H
I
D/K
L/L-accent
FM radio
Bit
7 to 5
4 to 0
Symbol
VID_FILT[2:0]
NOTCH_FILT[4:0]
Values for SSIF mode at 54 MHz sampling frequency
FILTERS_1 register (address 0Fh) bit description
9.3.6 Filter settings
DTO_SC[23:16]
55h
6Dh
6Dh
76h
76h
72h
68h
Fig 8.
[MHz]
Fsc
10
TDA8296 DTO_SC characteristic
Access
R/W
R/W
8
6
4
2
0
0
DTO_SC[15:8]
55h
09h
09h
84h
84h
B9h
4Bh
Digital global standard low IF demodulator for analog TV and FM radio
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 3 March 2011
Value
001*
010
100
0 0001*
0 0010
0 0100
0 1000
1 0000
4
DTO_SC[7:0]
00h
00h
00h
00h
00h
00h
00h
Description
video low-pass filter to remove all unwanted frequencies
(own sound carriers) above video content (see
The notch filter attenuates the adjacent sound carrier N − 1,
which is located differently dependent on standard
(see
video low-pass filter 4 MHz
video low-pass filter 5 MHz
video low-pass filter off
notch filter at 6.9 MHz for M/N standard
notch filter at 7.9 MHz for B standard
notch filter at 8.3 MHz for D/K and L standard
notch filter at 9.25 MHz for G/H, I and L-accent standard
notch filter bypass
Figure
10).
Band-pass center frequency
4.5 MHz
5.75 MHz
5.75 MHz
6.25 MHz
6.25 MHz
6.05 MHz
5.5 MHz
8
DTO reg val (dec) (1E6)
TDA8296
001aam354
© NXP B.V. 2011. All rights reserved.
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Figure
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