tda8296 NXP Semiconductors, tda8296 Datasheet - Page 50

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

NXP Semiconductors
TDA8296
Product data sheet
The coefficients used in the above filter are according to
characteristic use a professional filter tool to determine the coefficients.
Table 59.
Table 60.
Legend: * = default value
Symbol
GD_EQ_SECT1_C1[7:0]
GD_EQ_SECT1_C2[7:0]
GD_EQ_SECT2_C1[7:0]
GD_EQ_SECT2_C2[7:0]
GD_EQ_SECT3_C1[7:0]
GD_EQ_SECT3_C2[7:0]
GD_EQ_SECT4_C1[7:0]
GD_EQ_SECT4_C2[7:0]
Address Register
57h
58h
59h
5Ah
5Bh
5Ch
5Dh
Fig 17. Example for the programmable group delay equalizer
CVBS_EQ_COEF0_LOW
CVBS_EQ_COEF0_HIGH
CVBS_EQ_COEF1_LOW
CVBS_EQ_COEF1_HIGH
CVBS_EQ_COEF2_LOW
CVBS_EQ_COEF2_HIGH
CVBS_EQ_COEF3_LOW
Coefficients used in group delay equalizer example
CVBS_EQ_COEFx_LOW and CVBS_EQ_COEFx_HIGH (x = 0 to 5) register
(address 57h to 62h) bit description
Digital global standard low IF demodulator for analog TV and FM radio
All information provided in this document is subject to legal disclaimers.
t
d(grp)
( s)
0.65
0.62
0.59
0.56
0.53
[1]
Rev. 1 — 3 March 2011
.
0
1
Bit
7 to 0
7 to 4
3 to 0
7 to 0
7 to 4
3 to 0
7 to 0
7 to 4
3 to 0
7 to 0
2
Symbol
CVBS_EQ_COEF0[7:0]
-
CVBS_EQ_COEF0[11:8]
CVBS_EQ_COEF1[7:0]
-
CVBS_EQ_COEF1[11:8]
CVBS_EQ_COEF2[7:0]
-
CVBS_EQ_COEF2[11:8]
CVBS_EQ_COEF3[7:0]
3
4
001aaj779
f (MHz)
Table
5
59. To get any other filter
TDA8296
Value
B9h
16h
DBh
17h
0Eh
19h
47h
1Ch
© NXP B.V. 2011. All rights reserved.
Access Value
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
00h*
0000*
0h*
00h*
0000*
0h*
00h*
0000*
0h*
00h*
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